Inquisitor's Holy Spear

Equipped creature gets +2/+1 and has,
"Whenever a creature's color changes, you may
pay {w}{b}. If you do, exile that creature"
When Inquisitor's Holy Spear leaves the battlefield, you may Scry 3 (look at the top three
cards of your library, then put any number of them on
the bottom of your library and the rest on top in any
order)
Equip {1}