Deathsquad Calvary

Deathsquad Calvary is white.
When Deathsquad Calvary enters the battlefield, sacrifice any number of creatures with total power 2 or more or sacrifice Deathsquad Calvary.
{t}: Flip a coin. If you win the flip, Deathsquad Calvary deals 2 damage to target creature. If you lose the flip, Deathsquad Calvary deals 2 damage to itself.