Archie Arendile

Archie Arendile can't attack, block, or be targeted.
{t}: Flip a coin: if you win the flip,
Archie Arendile deals X damage to
target creature where X is Archie Arendile's toughness, if you lose the flip,
put 2 -0/-1 counters on Archie Arendile.
{x},{t}: Flip a coin: If you win the flip, remove
X -0/-1 counters from Archie Arendile,
if you lose the flip, put that many -0/-1
counters on Archie Arendile instead.