Kallokärpänen, Skull Fly

Flying
Fickle (When Kallokarpanen enters the battlefield,
flip a coin. If heads, put a +1/+1 counter on Kallokarpanen, Skull Fly. If tails, it gains
deathtouch.)
When Kallokarpanen, Skull Fly dies, each player
loses 1 life and you gain 1 life.
A harbinger of misfortune, its presence is an
omen of death.