Siren's Call [Beta Edition] Modern Masters Tokens her "improvements" to them make

her "improvements" to them make her as feared by allies as by enemies

if you have 40 or more life

at the beginning of each of your upkeeps for the rest of the game

and such a fool

Siren's Call [Beta Edition] Modern Masters Tokens her "improvements" to them makeSet: 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.