Squig Game

When Squig Game enters the battlefield, create
a 2/1 red Squig creature token with haste and
a 0/1 green Grot creature token.
{r},{t}: Create a 2/1 red Squig creature token
with haste. Flip a coin. If you win the flip, it
fights up to one target creature you don't control,
otherwise it fights target creature you control.
{1}, Sacrifice a Grot: Put a +1/+1 counter on
target Squig you control.