Sword of Infinity

Equip {w}{u}{b}{r}
Equipped creature gets +0/+2 and vigilance if
you own a Cleric, +2/+0 and deathtouch if you
own a Rogue, +2/+2 and haste if you own a
Warrior, and flying if you own a Wizard.
The party passed around the sword and they all
approved and agree: it is devastating.