Untap, upkeep, draw
Swamp
Aven Cloudchaser
Done.
Spidey: 4
Hand: 1
Library: 29
Battlefield:
(T,T,U,U) Swamp x4
(T,T,U) Plains x3
(U) Drudge Skeletons (1/1; B: Regen ~)
(S) Aven Cloudchaser (2/2; Flying; When ~ ETB, I may destroy target enchantment)
Graveyard: Dash Hopes, Duress, Skyhunter...