Vaddal, Tidefront Sentin

Diving, idol (Whenever this creature enters the battlefield, you may put X +1/+1 counters on it,
where X is the power of target creature with idol
you control )
Whenever Vaddal, Tidefront Sentin attacks
change the base power of all creatures with
diving to Vaddal, Tidefront
Sentin's Power until end of turn.