Assign combat damage to the Mystic. Second main phase, play Inkmoth Nexus, followed by Blight Mamba and Rot Wolf. Done.
Spiderman: 20
Poison: 6
Hand: 3
Library: 47
Battlefield:
(U,U,U,U,U) Plains x5
(U) Flayer Husk (Living Weapon; Equipped creature gets +1/+1; Equip 2)
(U) Germ creature token (1/1 from Flayer Husk) *Equipped w/Flayer Husk*
(U) Stoneforge Mystic (1/2; When ~ ETB, I may search my library for an Equipment card, reveal it, put it into my hand, then shuffle my library.; 1W, T: I may put an Equipment card from my hand onto the battlefield)
(U)(1/2; When ~ ETB, I may search my library for an Equipment card, reveal it, put it into my hand, then shuffle my library.; 1W, T: I may put an Equipment card from my hand onto the battlefield)
Graveyard: Skinwing, Sword of Vengeance, Stoneforge Mystic
Exile:
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Oversoul: 19
Poison: 0
Hand: 3
Library: 48
Battlefield:
(T,T,T,T) Forest x4
(T) Inkmoth Nexus (T: C. 1: ~ becomes a 1/1 Blinkmoth artifact creature with Flying and Infect ueot.)
(U) Overgrown Battlement (0/4; Defender. T: Add G to my mana pool for each creature with defender I control)
(T) Viridan Corrupter (2/2; Infect. When ~ EtB, destroy target artifact.)
(S) Blight Mamba (1/1; Infect. 1G: Regenerate ~.)
(S) Rot Wolf (2/2; Infect. Whenever a creature dealt damage by ~ this turn is put into a graveyard, I may draw a card.)
Graveyard: Mutagenic Growth, Viridian Corrupter
Exile: