When combat is declared, I'll cast Repel the Darkness, tapping the Wurm and Shaman. Nothing else during combat.
Spidey: 8
Hand: 2
Battlefield:
(T,U,U) Forest x3
(T,U,U) Plains x3
(T,U) Mt x2
(U) Island
Guard Duty (Enchanted creature has defender)
Graveyard: Heat Ray, Might of the Masses...