Siren's Call [Beta Edition] Alpha Edition Caves of Koilos deals 1

Caves of Koilos deals 1 damage to you

Set: Unknown Event Type: Creature — Vedalken Artificer Rarity: Common Cost: {1}{U} Spells you cast have affinity for artifact creatures that weren't originally artifact creatures

look at the top three cards of your library

where X is the amount of damage it dealt to that player

Siren's Call [Beta Edition] Alpha Edition Caves of Koilos deals 1Set: Beta Edition Type: Instant Rarity: Uncommon Cost: {U} Cast this spell only during an opponent's turn, before attackers are declared. Creatures the active player controls attack this turn if able. At the beginning of the next end step, destroy all non Wall creatures that player controls that didn't attack this turn. Ignore this effect for each creature the player didn't control continuously since the beginning of the turn.