You take 4.
Mt
Venser's Sliver
Done
Spidey: 20
Hand: 5
Library: 1
In Play:
(T,U) Plains x2
(T,U) Forest x2
(T,U) Island x2
(T,U) Swamp x2
(T,U) Mountain x2
(U) Savage Thallid (5/2, at the beginning of my upkeep, put a spore ctr on ~. Remove 3 spore ctrs from ~: Put a 1/1 green Saproling...