Cave-In [Mercadian Masques] 089 Set: The Shining Darkness Card

Set: The Shining Darkness Card type: Effect Monster Rarity: Common Attack: 0 Defense: 1800 Neither player can Special Summon monsters with 1800 or more ATK

Ob Nixilis Type: Creature — Hydra Rarity: Rare Cost: {4}{G}{G} Trample

if your Pendulum Monster attacks an opponent's monster: You can make that opponent's monster lose 100 ATK for each "Performapal" and "Odd-Eyes" card you control

I'd leave it alone

You may cast it without paying its mana cost

Cave-In [Mercadian Masques] 089 Set: The Shining Darkness CardSet: Mercadian Masques Type: Sorcery Rarity: Rare Cost: {3}{R}{R} You may exile a red card from your hand rather than pay this spell's mana cost. Cave In deals 2 damage to each creature and each player. One fleet was gone; others were poised.