Hairthulu, Drinker of tea

basic-landwalk
(this creature cannot be blocked,
if defending player controls one or more basic lands)
whenever Hairthulu, drinker of tea attacks,
populate twice.
{u}{g} put a +1/+1 counter on target creature then proliferate twice
Drink his tea WITHOUT his permission
at your own risk...
-BIRB UWULIN