Whenever Voldaren Bloodcaster or another nontoken creature you control dies, create a Blood token.
Whenever you create a Blood token, if you control five or more Blood tokens, transform Voldaren Bloodcaster.
Reverse Type:
Creature — Vampire Wizard
Flying
At the beginning of combat on your turn, up to one target Blood token you control becomes a 2/2 black Bat creature with flying and haste in addition to its other types.