Siren's Call [Alpha Edition] 007 sacrifice a land

sacrifice a land

their bones now rest

This ability can't cause the total number of +1/+0 counters on Clockwork Avian to be greater than four

I always thought Unicorns were fabulous monsters

Siren's Call [Alpha Edition] 007 sacrifice a landSet: Alpha 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.