Everchanging Slime

Changeling (This card is every creature type)
If a permanent causes a triggered ability of a permanent you control to trigger, that abilty triggers an an adittional time.
{p/b}{p/g}{p/r}{p/u}{p/w}: Until end of turn if an effect
would create tokens or you would put counters
on a permanent you create twice that many tokens & you put twice that many counters.