Bubba-Lubba, Run Aground

This enters the arena with a +1{p} counter.{br}**Action** -- {r}, {t}: **Attack**{br}**Action** -- Remove a +1{p} counter from an ally you control: Destroy an aura token. **Go again**{br}**Watery Grave** _(When this is put into your graveyard from the arena, turn it face-down.)_