Heroic Intervention (Extended Art) [Core Set 2021] BT1-073 When Ulvenwald Hydra enters the

When Ulvenwald Hydra enters the battlefield

Set: Beta Edition Type: Sorcery Rarity: Rare Cost: {X}{B} Target player discards X cards at random

Set: Alpha Edition Type: Instant Rarity: Rare Cost: {B} Target spell or permanent becomes black

that target loses ATK and DEF equal to the ATK and DEF of the "Burning Abyss" monster sent to the Graveyard this way

{T}: Create a 0/0 colorless Construct artifact creature token with 'This creature gets +1/+1 for each artifact you control

Heroic Intervention (Extended Art) [Core Set 2021] BT1-073 When Ulvenwald Hydra enters theSet: Core Set 2021 Type: Instant Rarity: Rare Cost: {1}{G} Permanents you control gain hexproof and indestructible until end of turn.