Happy Mask Salesman

Other permanents you control have ward {2}.

At the beginning of each opponents end step, they exile a nonland permanent they control unless they pay {p/w}. You draw a card unless they pay {p/u}. They discard a card unless they pay {p/b}. They take 2 damage unless they pay {p/r}. Happy Mask Salesman gets a +1/+1 counter unless they pay {p/g}.