Ugin, the Spirit Dragon [Core Set 2021] LGS047 a player would only do

a player would only do this if they did not have enough legally playable cards to make a 30 card minimum deck

Set: The Hunted Finish: Regular Type: Action Subtype: Attack Rarity: Majestic Class: Ninja

Set: Gym Challenge Unlimited Type: Fighting Rarity: Rare Retreat cost: Colorless

destroy Ebon Fold: Banish a card from your hand

Ugin, the Spirit Dragon [Core Set 2021] LGS047 a player would only doSet: Core Set 2021 Type: Legendary Planeswalker Ugin Rarity: Mythic Cost: {8} +2: Ugin, the Spirit Dragon deals 3 damage to any target. X: Exile each permanent with mana value X or less that's one or more colors. 10: You gain 7 life, draw seven cards, then put up to seven permanent cards from your hand onto the battlefield.