Name all the spells with mana costs that are not divisible by 5
Go.
Go.

miss fortune's q it starts at 43 mana and gains 3 mana cost per level WHY 3 PER LEVEL THE WORLD MAY NEVER KNOW
Amumu's tears of sadness - 8 mana per second. WHAT DO I WIN?
Q
Answers so far:
Despair
Hate Spike
Mystic Shot
Lay Waste
Defile
Double-up
Poison Trail
Crystal Slash
Ravenous Flock
All the spells
http://www.google.com/imgres?imgurl=http://940ee6dce6677fa01d25-0f55c9129972ac85d6b1f4e703468e6b.r99.cf2.rackcdn.com/products/pictures/819065.jpg&imgrefurl=http://www.trollandtoad.com/p819065.html&h=450&w=308&tbnid=_iq5-bpTUyevpM:&docid=uTLF3Q51Jb5WJM&ei=NQwHVuutM4GSyASb24OgBg&tbm=isch&ved=0CDYQMygEMARqFQoTCKucwtDQlcgCFQEJkgodm-0AZA) is this not what he's talking about?
8 mana per arrow
Unless pre-rework stuff don't count.