I hadn't taken my turn yet; I was just making sure you realized that the Ghoul activates his own CIP ability -- you hadn't shown the effect in your post.
Untap, upkeep.
Swamp.
Crested Craghorn, attacking and provoking your Sliver.
Blocks/responses?
Spiderman: 23
Hand: 11
In play:
(T) Forest
(T) Plains
(T) Mt
(T,T) Swamp x2
(U) Face-down dude (2/2)
(T) Essence Sliver (3/3, All Slivers have lifelink)
(S) Noxious Ghoul (3/3, Whenever ~ or another Zombie CIP, all non-Zombie creatures get -1/-1 ueot)
Graveyard: Defiant Elf
RFG:
-----------------------------------------------------
Rokapoke: 17
Hand: 11
In play:
(T) Island
(T) Forest
(T) Mountain
(T) Plains
(T) Swamp
(U) Aven Envoy (0/2; Flying)
(U) Morph #1 (2/2)
(U) Wirewood Channeler (2/2; T: Add X mana of any one color to your mana pool, where X is the number of Elves in play.)
(T) Crested Craghorn (4/1; Haste, provoke)
Graveyard: Wirewood Hivemaster
RFG: