The Mega Evolution Series is the current era of the international Pokémon Trading Card Game. It began in 2025 with the return of Mega Evolution Pokémon in a new form, and as of 6 October 2026 it contains seven released expansions plus one announced set, Delta Reign.

The name deliberately echoes the XY era, but the modern mechanic is not simply the old Mega Evolution rule brought back unchanged. Modern Mega Evolution Pokémon ex follow normal Evolution rules, can appear at different Evolution stages, and give up three Prize cards when Knocked Out.

This guide covers every Mega Evolution Series expansion in release order, explains what makes each set different, and looks at the rarities, products and rules that matter when collecting or playing. For the full English-to-Japanese source mapping, set codes and cross-region notes, see our complete Pokémon TCG set guide.

Mega Evolution Pokémon TCG sets at a glance

*30th Celebration uses several numbering pools. Delta Reign is unreleased, so its announced 135+ figure is preliminary. Released-set totals use the final English checklist information available for this guide.

Delta Reign is announced for 6 November 2026 but not yet released. Its card count and English/Japanese allocation can still change when the final checklist is published.

The Mega Evolution Series includes both standard expansions and special releases, so product structure changes from set to set.

What defines the Mega Evolution Series?

The most obvious feature is the return of Mega-Evolved Pokémon, but the important detail is that these cards use a new rules structure. Mega Evolution Pokémon ex can be Basic, Stage 1 or Stage 2 Pokémon and follow the normal Evolution chain for that Pokémon. They do not need to evolve from an older-style Pokémon-EX card.

The extra power also carries extra risk. When a modern Mega Evolution Pokémon ex is Knocked Out, the opponent takes three Prize cards. That gives the mechanic a clear high-risk, high-reward identity without making every Mega Evolution card automatically strong or suitable for every deck.

The era also develops its own collecting language. Ultra rare Item and Pokémon Tool cards appear from the launch set, Mega Hyper Rare becomes a recurring high-rarity treatment for Mega Evolution Pokémon ex, and Ascended Heroes adds Mega attack rare cards and a new parallel-foil treatment. The anniversary set 30th Celebration then adds several structures of its own.

Modern Mega Evolution ex vs XY-era Mega Pokémon-EX

The shared name can make the two mechanics look more similar than they are. The table below gives the practical differences.

Although both eras use familiar Mega-Evolved Pokémon, they are separate mechanics with different Evolution and Prize rules.

The shared Mega Evolution name hides important rules differences: the modern ex mechanic is not a continuation of the XY-era Pokémon-EX rule.

Mega Evolution Series: set-by-set guide

Mega Evolution — MEG · 10 October 2025

Mega Evolution establishes the modern era and is the best place to understand the new mechanic. The final English checklist contains 188 cards: 132 in the main numbered set plus 56 secret rares. Official launch material also highlights nearly a dozen Mega Evolution Pokémon ex, more than 15 Trainer cards and more than 50 Pokémon and Trainer cards with special illustrations.

Mega Lucario ex and Mega Gardevoir ex are the clearest faces of the launch, while the set also establishes the series' wider visual direction. Ultra rare Item and Pokémon Tool cards debut in the Mega Evolution Series, adding another high-rarity Trainer treatment alongside the Pokémon-focused artwork.

Product-wise, this is the baseline standard expansion: booster products, Elite Trainer Boxes, Pokémon Center Elite Trainer Boxes, Build & Battle products and Booster Bundles.

Japanese source context: Mega Brave / Mega Symphonia, with a small number of cards from other Japanese products.

Phantasmal Flames — PFL · 14 November 2025

Phantasmal Flames is a more compact follow-up, with 130 cards in total: 94 in the main numbered set plus 36 secret rares. Official material also highlights 10 Trainer cards and more than 15 Pokémon and Trainer cards with special illustrations. Its identity is much sharper than the broad launch set: Mega Charizard X ex and Mega Gengar ex dominate the theme, with Mega Heracross ex and Mega Lopunny ex also appearing.

It keeps a conventional standard-expansion product model, including a 36-pack booster display, Elite Trainer Boxes, Build & Battle Boxes and Booster Bundles. That makes it a useful contrast with Ascended Heroes, where the distribution model changes completely.

Japanese source context: Inferno X is the main source, with additional cards from the Mega Starter Sets.

Ascended Heroes — ASC · 30 January 2026

Ascended Heroes is the first major special expansion of the era and, at 295 cards (217 main-set cards plus 78 secret rares), is much broader than the standard sets around it. Mega Dragonite ex leads the expansion, while Trainer's Pokémon and Stellar Tera Pokémon ex return alongside both established and newly discovered Mega Evolution Pokémon ex.

For collectors, Ascended Heroes introduces Mega attack rare cards, whose artwork integrates Japanese attack text into the design. The set also adds parallel foil cards with Energy type symbols embedded into the text box.

The product structure is unusual. Boosters first appeared through collections from 30 January, Elite Trainer Boxes followed on 20 February, and the Booster Bundle arrived later on 24 April rather than through a normal booster-display launch. This staggered distribution also led to a separate physical tournament-legality date of 6 March 2026.

Japanese source context: MEGA Dream ex is the main high-class source, with additional cards from Start Deck 100 Battle Collection.

Perfect Order — POR · 27 March 2026

Perfect Order returns the series to a focused standard-expansion format. The final checklist contains 124 cards: 88 in the main numbered set plus 36 secret rares, and it centres heavily on Kalos and Lumiose City. Mega Zygarde ex is the central Mega Evolution Pokémon, joined by Mega Clefable ex and Mega Starmie ex, while cards such as Meowth ex and the Lumiose City Stadium reinforce the setting.

Official material also highlights 25 Trainer cards and more than 30 Pokémon and Trainer cards with special illustrations. Unlike Ascended Heroes, the collector story here is not a new rarity or unusual product system; it is the coherent Kalos theme and relatively compact checklist.

Japanese source context: Nihil Zero is the close primary counterpart, with normal regional promo and product-placement differences.

Chaos Rising — CRI · 22 May 2026

Chaos Rising keeps the standard release model but pushes the Lumiose storyline into a much more chaotic direction. The final checklist contains 122 cards: 86 in the main numbered set plus 36 secret rares. Official material also highlights more than 20 Trainer cards and more than 35 Pokémon and Trainer cards with special illustrations.

Mega Greninja ex is the obvious visual anchor, joined by Mega Pyroar ex, Mega Floette ex and Mega Dragalge ex. The official card database also includes Mega Greninja ex as a Mega Hyper Rare, making it a useful example when explaining that rarity elsewhere in the guide.

From a product point of view, this is straightforward: booster displays, Elite Trainer Boxes, Build & Battle products and Booster Bundles.

Japanese source context: Ninja Spinner is the close primary counterpart, with normal regional card-placement differences.

Pitch Black — PBL · 17 July 2026

Pitch Black gives the era its strongest dark visual identity. Mega Darkrai ex, Mega Zeraora ex, Mega Chandelure ex and Mega Excadrill ex headline the set, with more than 20 Trainer cards and over 35 Pokémon and Trainer cards with special illustrations. The final checklist contains exactly 120 cards: 84 in the main numbered set plus 36 secret rares.

Pokémon's product material specifically highlights etched artwork on Mega Evolution Pokémon ex and a Mega Hyper Rare Mega Darkrai ex. The products themselves remain conventional: 36-pack booster displays, nine-pack Elite Trainer Boxes, Build & Battle Boxes and six-pack Booster Bundles.

Japanese source context: Abyss Eye is the close primary counterpart.

30th Celebration — 30C · 16 September 2026

30th Celebration is deliberately different from the normal Mega Evolution releases. It is an anniversary expansion inside the Mega Evolution Series, but its focus is 30 years of Pokémon TCG history rather than one narrow Mega Evolution theme.

For collectors, the complete English anniversary release is organised into four pools: 128 main-set cards, 33 secret rares, 30 Classic Collection reprints and eight foil Basic Energy cards, for 199 cards across the full release. The continuously numbered main expansion runs to 158/128; the Classic Collection and Energy cards use separate structures.

The booster format is unusual too: each normal 30th Celebration booster contains five foil cards, including one of the 30 Pikachu rare illustrations, plus one foil Basic Energy. Products are staggered rather than built around a conventional booster display, and the Ultra-Premium Collection even includes a separate three-card Classic Collection booster pack. For binder collectors, treating the main set and Classic Collection as distinct structures makes the checklist much easier to understand.

Japanese source context: Japan’s 30th CELEBRATION supplies the core, with additional cards from the 30th Celebration Premium Deck Set Espeon & Umbreon; numbering and product structure differ by region.

Delta Reign — DLR · 6 November 2026 · announced

Delta Reign is the next announced standard expansion. Pokémon has confirmed a 6 November 2026 release and more than 135 cards, but the final checklist has not yet been published, so the table deliberately uses the announced 135+ figure rather than inventing an exact total.

Mega Rayquaza ex leads the set, alongside Mega Golurk ex, Mega Malamar ex and Mega Golisopod ex. Prerelease events begin on 24 October, with Build & Battle Boxes containing a 40-card ready-to-play deck and four booster packs.

Japanese source context: Pre-release mapping points to Storm Emeralda plus the 2026 MEGA Starter Set ex decks. This may change when the final international checklist is published.

Collecting the Mega Evolution era

Mega Hyper Rare

Mega Hyper Rare is an official rarity used for Mega Evolution Pokémon ex in the series. It is best treated as a defined rarity tier rather than shorthand for “the most valuable card”. Examples in the official card database include Mega Charizard X ex, Mega Greninja ex and Mega Darkrai ex.

Mega attack rare

Mega attack rare, usually shortened to MAR, debuts in Ascended Heroes. The artwork puts the Mega Evolution Pokémon's attack at the centre of the design, with Japanese attack text integrated into the frame. It is one of the clearest visual signatures introduced during the era.

Parallel foil cards

Ascended Heroes also introduces parallel foil cards with Energy type symbols embedded into the text box. These are worth recognising separately when organising a binder because the card can share the same basic identity as the normal version while using a different foil treatment.

30th Celebration needs its own binder logic

The anniversary expansion is easier to organise as several collecting layers rather than one uninterrupted checklist. Its 33-card secret-rare block includes two Futuristic rare cards, a named rarity with metallic, holographic artwork by YOSHIROTTEN; those two cards are part of the secret-rare run rather than a separate checklist. The 30-card Classic Collection and eight foil Basic Energy cards use separate structures again.

Standard expansions vs special expansions

Most standard Mega Evolution expansions use individual boosters, 36-pack booster displays, Elite Trainer Boxes, Build & Battle products and six-pack Booster Bundles. These formats differ mainly in pack quantity and accessories: a Booster Bundle is pack-focused, an ETB combines packs with storage/game accessories, and a display contains the largest fixed quantity of ordinary boosters.

Ascended Heroes and 30th Celebration use special-release structures instead. Ascended Heroes rolled out through collections, ETBs and later Booster Bundles rather than a normal display launch. Each 30th Celebration booster contains five foil cards plus one foil Basic Energy card, and the anniversary products use this special pack format; its Booster Bundle contains six 30th Celebration packs, while the Ultra-Premium Collection adds a separate three-card Classic Collection booster.

That makes product choice a contents question rather than a value judgement. Someone who only wants ordinary boosters can compare pack counts directly; someone who also wants sleeves, dice, storage or fixed promotional cards may prefer the corresponding ETB or collection product.

Store note: TCE stocks Pokémon from the current era; see our English Pokémon TCG range.

Playing Mega Evolution cards and Standard legality

From a gameplay perspective, the defining trade-off is simple: Mega Evolution Pokémon ex can offer very high HP and powerful attacks, but losing one gives the opponent three Prize cards. That makes protecting them and choosing when to commit them to the Active Spot especially important.

For the 2026 Standard format, legality is based on regulation marks rather than simply the expansion name. Cards with H, I and J regulation marks are legal after the 2026 rotation, together with future legal marks, subject to the normal product-legality waiting period. Reprints can also affect whether an older printing of the same card remains usable.

Ascended Heroes is a useful historical exception: because it did not use the normal sleeved-booster release pattern, its physical tournament-legality date was adjusted to 6 March 2026. That is a product-legality issue rather than a different set of card rules.

How do the Japanese Mega Evolution sets match the international sets?

There is no single pattern across the era. Some international expansions map closely to one Japanese release, while others combine paired sets, deck cards or special products. Mega Evolution, for example, draws mainly from the paired Mega Brave and Mega Symphonia releases, while 30th Celebration uses a broader regional structure.

For Japanese set names, codes, release dates and regional differences, use our complete English and Japanese Pokémon set guide. This era guide keeps the focus on what each expansion is like to collect and play.

International and Japanese Mega Evolution releases do not always share a one-box-to-one-box structure, even when the card pools are closely related.

Frequently asked questions

How many Mega Evolution Pokémon TCG sets are there?

As of 6 October 2026, seven Mega Evolution Series expansions have been released internationally and one further set, Delta Reign, has been announced for 6 November 2026.

What order do the Mega Evolution sets go in?

The release order is: Mega Evolution, Phantasmal Flames, Ascended Heroes, Perfect Order, Chaos Rising, Pitch Black, 30th Celebration, then Delta Reign.

Are modern Mega Evolution Pokémon ex the same as XY Mega Pokémon-EX?

No. The modern cards follow normal Evolution stages and give up three Prize cards when Knocked Out. XY-era Mega Pokémon-EX evolved from Pokémon-EX, gave up two Prize cards and normally ended your turn when you Mega Evolved unless another effect prevented it.

Which Mega Evolution sets are special expansions?

Ascended Heroes and 30th Celebration use special product/distribution structures rather than the normal standard-expansion booster-display model.

What is a Mega attack rare?

Mega attack rare is a rarity introduced in Ascended Heroes. The cards use dynamic Mega Evolution artwork with Japanese attack text integrated into the design.

Why is 30th Celebration different from the other sets?

It is an anniversary expansion built around 30 years of Pokémon TCG history. Across the complete English release there are 128 main-set cards, 33 secret rares, 30 Classic Collection cards and eight foil Basic Energy cards. Two of the secret rares use the Futuristic rare treatment.

Is Delta Reign final in this guide?

No. Its release date, announced 135+ card count and featured Pokémon are pre-release information. The final international checklist and exact Japanese-source allocation can still change.

Are all Mega Evolution Series cards Standard legal?

Not automatically. Standard legality is determined by regulation mark and the relevant tournament-legality date rather than simply by belonging to the Mega Evolution Series.

Where this comes from: Pokémon’s official expansion announcements, product pages, card database and current rules material, cross-checked against Pokémon Card Game Japan for regional source sets.

Last updated: 6 October 2026. Seven Mega Evolution Series expansions are released; Delta Reign is announced for 6 November 2026 and remains a pre-release entry.