Fork of Horripilation

Equip {2} (May be equipped on creatures opponents control)
Equipped creature has "this creature can't attack unless it's controller pays {4}"
"The Fork of Horripilation appears to be a mundane iron fork, and tends to function as one. But when used as a weapon, which Sheogorath appears to enjoy forcing mortals to do, it will stunt a target's magical abilities, or drain them completely." - Haskill