Trickstar Corobane

Level 5 LIGHT/Fairy Effect
2000 ATK / 1000 DEF

If you control no monsters, or all monsters you control are "Trickstar" monsters: You can Special Summon this card from your hand. During the Damage Step, when your "Trickstar" monster battles an opponent's monster (Quick Effect): You can send this card from your hand to the GY; that monster you control gains ATK equal to its original ATK until the end of this turn. You can only use 1 "Trickstar Corobane" effect per turn, and only once that turn.

Rulings – Yugipedia

Printings:

Savage Strike: SAST-EN095 (Ultra Rare) - 2019-01-31
2020 Tin of Lost Memories Mega Pack: MP20-EN048 (Prismatic Secret Rare) - 2020-08-27

Prices:

Cardmarket: 0.15 €
TCGplayer: $ 0.94