Ragekeeper's Blade

When you cast Ragekeeper's Blade you may pay {r}{r}{r}{r}. If you do, create a 3/3 Red Demon Elemental creature token. When Ragekeeper's Blade enters the battlefield equip it to that creature.
Equip {1}.
Equipped creature has +3/+1, Haste, Trample and "At the end of the combat step, sacrifice equipped creature".