Orphaned Bloodletter

Bloodletting 1 (Activating this creature's abilities costs 1 life unless a creature died this turn.)
{2}{r/w}: Target creature can't attack or block this turn. At the beginning of the end step, if this ability has been activated two or more times this turn, sacrifice Orphaned Bloodletter.
"Mama and Papa could use this magic. I can too. I just need to be more careful than they were..."