Gyarados

Card Number | Rarity: 8/110 | Holo Rare
Card Type | HP | Stage: Lightning | 90 | Stage 1
Card Text: Poke-BODY Delta Reactor

As long as any Stadium card with Holon in its name is in play, each of your Pokemon that has Delta Species on its card does 10 more damage to the Defending Pokemon (before applying Weakness and Resistance).
Attack 1: [1M] Hyper Beam (20)

Flip a coin. If heads, discard an Energy card attached to the Defending Pokemon.
Attack 2: [3LM] Heavy Impact (80)
Weakness | Retreat Cost: L | 2