Untap, upkeep (ouch), draw, Play Pyroclasm tapping the Orchard for a point of red mana in the process...Responses?
Spiderman: 17
Hand: 6
Library: 26
In Play:
(U,U,U,U) Underground Sea x4 (B/U Dual)
(T,U) Watery Grave x2 (B/U Ravnica Dual)
(U) Underground River (B/U Pain)
(U) Swamp
(U)...