Wiitigo

Oracle Text

Wiitigo enters the battlefield with six +1/+1 counters on it.

At the beginning of your upkeep, put a +1/+1 counter on Wiitigo if it has blocked or been blocked since your last upkeep. Otherwise, remove a +1/+1 counter from it.

Card Rulings

10/4/2004 Any +1/+1 counter from any source can be used with his ability.