Rock Hydra [Collectors' Edition] Vampire Soldier Repeat this process until no

Repeat this process until no one puts a card onto the battlefield

Set: Ice Age Type: Land Rarity: Uncommon Cumulative upkeep—Pay 2 life

Then exile it

Set: Beta Edition Type: Land — Mountain Plains Rarity: Rare ({T}: Add {R} or {W}

Set: Ultimate Masters Box Topper Type: Legendary Planeswalker — Karn Rarity: Mythic Cost: {7} +4: Target player exiles a card from their hand

Rock Hydra [Collectors' Edition] Vampire Soldier Repeat this process until noSet: Collectors' Edition Type: Creature Hydra Rarity: Rare Cost: {X}{R}{R} Rock Hydra enters the battlefield with X +1 +1 counters on it. For each 1 damage that would be dealt to Rock Hydra, if it has a +1 +1 counter on it, remove a +1 +1 counter from it and prevent that 1 damage. {R}: Prevent the next 1 damage that would be dealt to Rock Hydra this turn. {R}{R}{R}: Put a +1 +1 counter on Rock Hydra. Activate only during your upkeep.