Untap, upkeep, Draw
Evolving Wilds
Sac it to get a Forest
Done
Spidey: 11
Hand: 3
Library: 48
Battlefield:
(U,U) Swamp x2
(T,U,U) Forest x3
(U) Dawntreader Elk (2/2; G, Sac ~: Search my library for a basic land card, put it onto the battlefield tapped, then shuffle my library)...