Incubation Ribbet

{t}: Add one mana of any type that a land
you control could produce. If Incubation
Ribbet has a +1/+1 counter on it, add
three mana of that type instead.
{3}{g}{g}: Adapt 3. (If this creature has
no +1/+1 counters on it, put three +1/+1
counters on it.)