Untap, upkeep - pay WW, done.
Spidey: 14
Hand: 4
In Play:
(U) Forest
(T,T,U,U,U) Plains x5
(U) Swamp
(U,U,U) Island x3
Coral Reef (Sac an Island: Put 2 polyp ctrs on ~. U, tap an untapped blue creature I control, remove a polyp ctr from ~: Put a +0/+1 ctr on target creature) *4 cntr*
Serra...