Sunbeam temple

{t},gain {w} or {g}
-At the start of your turn, you can {t} up to 2 {w} lands. For every {w} land tapped this way, add a
+1/0 counter to this land. This can be done until
this card reaches 10/0.
-At any time, you can {t} and deal {x} damage
where {x} is equal to the power of this card to a
target creature. After which, either exile this card
or exile {x} number of {w} lands where {x} is equal
to the damage delt.