Kethis, the Hidden Hand (211) [Prerelease Cards] XY55 you can destroy all cards

you can destroy all cards on the field

Set: XY: Black Star Promos Type: Darkness Rarity: Promo Retreat cost: 0

Set: XY: BREAKpoint Type: Water Rarity: Holo Rare Retreat cost: Colorless

Set: Rise of Destiny Card type: Counter Trap Rarity: Ultimate Rare Discard 1 card from your hand

Kethis, the Hidden Hand (211) [Prerelease Cards] XY55 you can destroy all cardsSet: Core Set 2020 Prerelease Promos Type: Legendary Creature Elf Advisor Rarity: Mythic Cost: {W}{B}{G} Legendary spells you cast cost {1} less to cast. Exile two legendary cards from your graveyard: Until end of turn, each legendary card in your graveyard gains "You may play this card from your graveyard." "The pen is mightier than the crown."