Wonko the Sane

Flash
Wonko the Sane enters the battlefield with an enters the battlefield counter on it for each creature that entered the battlefield this turn. Whenever another creature enters the battlefield, put an enters the battlefield counter on it.

If a permanent entering the battlefield causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

Wonko the Sane's power and toughness are equal to the total amount of enters the battlefield counters on all crea