Mega Rayquaza ex (138/103) is a Special Illustration Rare from Delta Reign, released Nov 6, 2026. It sells for about $305.16 (TCGplayer market price, Nov 12, 2026, ungraded Near Mint). That makes it the most expensive card in Delta Reign. The other Mega Rayquaza ex cards in Delta Reign are 084/103 (Double Rare, about $7.41) and 141/103 (Mega Hyper Rare, about $251.66). About 1 in 479 packs contain this exact card. Buying the single is cheaper: opening packs for it costs about 11.2× its price on average.
Mega Rayquaza ex is a Colorless-type Basic Pokémon ex with 280 HP, illustrated by Kazuki Minami.
AbilityRuler's Roar
Once during your turn, when you play this Pokémon from your hand onto your Bench, you may use this Ability. Look at the top 4 cards of your deck and attach a Basic Energy card you find there to this Pokémon. Shuffle the other cards and put them on the bottom of your deck.
RLCStorm Emerald50×
This attack does 50 damage for each Fire Energy and each Lightning Energy attached to all of your Pokémon.
Mega Evolution ex Rule: When your Mega Evolution Pokémon ex is Knocked Out, your opponent takes 3 Prize cards.
Card type
Basic Pokémon ex
HP
280
Type
C Colorless
Weakness
L ×2
Resistance
F -30
Retreat cost
CC
Illustrator
Kazuki Minami
Card number
138/103
Regulation mark
J
National Pokédex
#384
Your odds of pulling Mega Rayquaza ex
Chance of at least one copy, assuming every Special Illustration Rare in the set is equally likely.
332 packs give you an even chance, and 1,102 packs a 90% chance. Allowing for sampling error, the true rate is likely between 1 in 326 and 1 in 734 packs. Try the how many packs calculator for other targets.
Open packs until you pull Mega Rayquaza ex
Simulated Delta Reign packs at $7.11 each, opened until Mega Rayquaza ex shows up.
Chasing Mega Rayquaza ex
0 packs opened
Every pack is drawn at the measured Delta Reign pull rates. About 1 in 479 packs has Mega Rayquaza ex.
Buying the single is cheaper: opening packs for it costs about 11.2× its price on average. That's 479 packs at $7.11 (today's market price for a pack). The open-or-buy calculator counts the value of everything else you'd pull.
Price history
Daily TCGplayer market price since Nov 9, 2026.
$305.16+0.0%Nov 12, 2026 · since Nov 9, 2026
$300.00$320.00
Nov 9Nov 12, 2026
Poké Life · poke-life.comTCGplayer market price, recorded daily
About 1 in 479 packs contain it, assuming every Special Illustration Rare is equally likely. Open 332 packs for an even chance, or 1,102 for a 90% chance.
How much is Mega Rayquaza ex (138/103) worth?
About $305.16 ungraded, at TCGplayer market prices on Nov 12, 2026. That's up 0% since Nov 9, 2026.
How much is the Mega Rayquaza ex SIR worth?
The Mega Rayquaza ex Special Illustration Rare from Delta Reign (138/103) sells for about $305.16 at TCGplayer market prices on Nov 12, 2026.
Is it cheaper to buy Mega Rayquaza ex or open packs for it?
Buying the single is cheaper: opening packs for it costs about 11.2× its price on average. At $7.11 a pack (today's market price for a pack), you'd spend about $3,405 on average to pull it.
What does Mega Rayquaza ex do?
Mega Rayquaza ex is a Colorless-type Basic Pokémon ex with 280 HP. Its Ability, Ruler's Roar: Once during your turn, when you play this Pokémon from your hand onto your Bench, you may use this Ability. Look at the top 4 cards of your deck and attach a Basic Energy card you find there to this Pokémon. Shuffle the other cards and put them on the bottom of your deck. Its attack Storm Emerald costs 3 Energy and does 50× damage: This attack does 50 damage for each Fire Energy and each Lightning Energy attached to all of your Pokémon.
Who illustrated Mega Rayquaza ex (138/103)?
Kazuki Minami illustrated Mega Rayquaza ex for Delta Reign.
What other Mega Rayquaza ex cards are in Delta Reign?
#84 (Double Rare, $7.41) and #141 (Mega Hyper Rare, $251.66).
Prices: Scrydex, Nov 12, 2026. Card images are shown for identification. Card text: Scrydex, Nov 6, 2026. Pull rates come from the verified openings on our Delta Reign page.
