Hagoth, Explorer of the Seas

Prosperity 1
Hagoth, Explorer of the Seas enters the battlefield with 2 barge counters on it.
{t}: Add a barge counter to Hagoth. Exile X permanents you control, where X is the
number of barge counters on Hagoth. Then, return those permanents to the battlefield
under their owner's control. Then, if you have activated this ability three or more times this game, exile Hagoth.