Barnabas, Doctor of the Deep

When this card enters the battlefield, all creatures under your control get a +0/+1 counter.
{t}, {2}{u}: Target creature you control gains indestructible until the end of your turn.
{t}, {1}{b}: Target creature you don't control
gets -2/-2 counter until the end of this turn.
{t}, {x}: Gain X life. Exile this card.