Cursebearer Alecto

Commander Ninjutsu {6}{p/b}{p/b}

When an assassin you control deals combat damage
to a creature, that creature is exiled.

When Alecto deals combat damage to a player, that player gains a cursemark emblem with 'Whenever
an assassin deals damage to you, that damage is increased by 1. Whenever your health becomes equal to or below 5, you lose the game.'