Delta Reign's First Cards Revealed: Mega Rayquaza ex and a Split-Stadium Throwback

Pokemon pulled the wrap off the next Mega set this week, and we're finally looking at real cards instead of a cover shot. Storm Emeralda in Japan, Delta Reign in English, with Mega Rayquaza ex on the front. We already covered why a Mega Rayquaza set matters going into the fall. This is what's on the cards.

Mega Rayquaza ex, the cover card of Delta Reign and Storm Emeralda.

And one of them is a mechanic Pokemon hasn't printed in over fifteen years.

Legendary Summit brings the split card back

The headline here isn't Rayquaza. It's a Stadium called Legendary Summit, and it arrives in two halves you have to play together from your hand to make a single card work. Anyone who opened packs through HeartGold & SoulSilver will recognize the format right away. This is the first LEGEND-style split card the game has shipped since that era.

Legendary Summit, top half

Legendary Summit, bottom half

The effect is built around the set's Colorless theme: when a Colorless Pokemon is knocked out by an attack, both players give up one less Prize. Defensive and symmetrical, and clearly built to slow the top Colorless deck the rest of the set is feeding.

Here's why it matters past the table. A split card takes two cards to make one Stadium, so Legendary Summit is really a matched pair: two secret-rare slots to chase and complete where a normal Stadium has one.

First-of-their-kind cards tend to hold a premium that outlasts the set around them, the way the original LEGEND cards are still chased as format firsts fifteen years on. Put a long-gone mechanic on a marquee Rayquaza set and you get the cards the money concentrates on while the commons bleed. We're watching where the chase versions land, not calling it.

The Rayquaza engine, in full

Mega Rayquaza ex is the cover card, and on a Mega set the cover Pokemon gets the most secret-rare alt arts, which makes it the flagship chase. On the table it's a Colorless Basic at HP280 that powers its own attack off the Fire and Lightning Energy across your board. What carries the investment case is the name. The last Mega Rayquaza the game printed, back in 2015, is a decade-old grail today, and Rayquaza is one of the few names that pulls lapsed collectors back to the table. A modern ex of a proven grail name is the headline asset of this set.

It also doesn't stand alone. The reveal came with a full Colorless support shell, a Talonflame ex line (Fletchling into Fletchinder into Talonflame ex) plus four Trainers, enough to make the deck a real competitive build. That matters for price more than it looks: a chase card people both collect and play leans on two pools of demand instead of one, and that holds a firmer floor than nostalgia alone. One of the Trainers, Zinnia's Trust, is named for the Delta Episode trainer who spent her whole story chasing Rayquaza. The set's English name leans on the same thread.

Fletchling

Fletchinder

Talonflame ex

The four Trainers round it out: a Tool that loads energy onto your attacker, an Item that pulls a Fire and a Lightning Energy to hand, and the two Supporters most likely to get full-art and special-art versions down the chase ladder.

Adventuring Lantern	Mega Rayquaza Cap
Zinnia's Trust	MC's Hype

A deep chase ladder

The set runs 76 cards in the main set, with another 35 to 40 secret rares stacked on top, for roughly 115 total. That secret-rare range is where the money sits, and close to forty chase slots on a Rayquaza set gives the market a long ladder to sort out. Plenty of room for the chase to run well past the obvious Rayquaza alternate arts.

The promo you can't pull

One card from this set won't come out of any booster box. Mega Gallade ex returns as a new Special Illustration Rare (SIR), handed out only through sealed tournaments. Win an official event and a copy gets mailed to you. Run a sealed tournament at home and file an application, and you land in a pool where just 2,000 players get picked at random.

Mega Gallade ex, the Special Illustration Rare promo handed out through sealed tournaments.

That cap is the part worth marking. A promo with a hard ceiling on supply starts scarce and never floods, because no amount of ripping adds to the population. The pack-pulled secret rares above pour out of boxes and bleed for months. A gated SIR like this one runs the other way, and it's the kind of card that tends to hold once copies are in hand.

There's a second layer to it, too. The promo art is an Akira Egawa illustration, the most acclaimed Pokemon artist of the modern era, and her chase cards have a habit of becoming the most-wanted art in their set. A marquee name on a print this thin stacks artist scarcity on top of the supply cap. We're watching where it settles.

What to watch

The cards are real now. The pricing comes later, and not in English until November 6.

Japan is the tell. Storm Emeralda hits shelves July 31, more than three months ahead of Delta Reign, and that tape is the first live read on two things at once: what Mega Rayquaza ex actually clears at, and whether the Legendary Summit chases hold their novelty premium or fade the way every other Mega secret rare has. Every Mega set this year has run the same arc, launch hype into a long bleed. A Rayquaza set with a long-retired mechanic attached is the best shot yet at breaking it.

Six weeks until Japan starts answering. Is Rayquaza the one that finally holds?