Pyroclasm [Magic Player Rewards 2006] Mirrodin Besieged Promos The purpose of any moat

The purpose of any moat is to impede attack

Set: Return to Ravnica Type: Creature — Elf Shaman Rarity: Rare Cost: {B/G} {T}: Exile target land card from a graveyard

Set: Battle for Zendikar Prerelease Promos Type: Creature — Cat Beast Rarity: Rare Cost: {4}{W}{W} Vigilance

Set: Ixalan Prerelease Promos Type: Land Rarity: Rare Dragonskull Summit enters the battlefield tapped unless you control a Swamp or a Mountain

As long as the top card of your library is black

Pyroclasm [Magic Player Rewards 2006] Mirrodin Besieged Promos The purpose of any moatSet: Magic Player Rewards 2006 Type: Sorcery Rarity: Rare Cost: {1}{R} Pyroclasm deals 2 damage to each creature.