I was wondering what the trick would be...
Untap, upkeep
Root-Kin Ally, tapping the Shell to help with the cost
Swamp
Done
Spidey: 18
Hand: 8
In Play:
(T,U) Mt x2
(T,T) Forest x2
(T,U) Plains x2
(T,U) Swamp x2
(Hand) Conclave's Blessing (Convoke, Enchanted creature gets +0/+2 for each other creature I control)
(U) Dowsing Shaman (3/4, 2G, T: Return target enchantment card from my graveyard to my hand)
(T) Shambling Shell (3/1, Sac ~: Put a +1/+1 ctr on target creature. Dredge 3)
(S) Root-Kin Ally (3/3, Convoke, Tap two untapped creatures I control: ~ gets +2/+2 ueot)
Graveyard: Farseek, Viashino Fangtail, Last Gasp, Skyknight Legionaire
RFG:
BigBlue: 18
Hand: 6
In Play:
(T) Selesnya Signet (1,T: WG)
(T) Overgrown Tomb (T: Add B or G to my mana pool. As ~ CIP, I may pay 2 life. If I don't, ~ CIP tapped)
(TT) Island
(T) Mountain
(T) Plains
(T) Roofstalker Wight (2/1; 1U: Flying)
(D) Carven Caryatid (2/5; Defender; When ~ cip, I draw a card)
(S) Drake Familiar (2/1; Flying; When ~ cip, sacrifice it unles you return an enchantment to it's owner's hand)
Graveyard: Grayscaled Gharial, Fiery Conclusion, Seeds of Strength, Tattered Drake
RFG: