Untap, upkeep, Draw, tap out for Szadek, Lord of Secrets, Done.
Spiderman: 17
Hand: 5
Library: 43
In Play:
(T,T,T,T) Underground Sea x4 (B/U Dual)
(T) Watery Grave (B/U Ravnica Dual)
(T) Underground River (B/U Pain)
(T) Swamp
(U) Icy Manipulator (1, T: tap target creature, artifact, or land)...