Grixis (blue/black/red) Kefka plays into forced discard, and easily draws a ton of cards so that you keep your hand full while your opponents lose everything they have
Vito, Thorn of the Dusk Rose Although Vito, Thorn of the Dusk Rose is often used as a commander in lifegain combo decks that aren't necessarily tribal, a good portion of those who use it pick vampires as their theme
In practice, that means youre cashing in spells for cards, provided you can keep the volley up
Making blockers that can protect him is huge for a Planeswalker
Designer Notes: Play lands, repeatedly double Tifas power, and swing in for massive damage
Also important to note, creatures are sacrificed rather than being destroyed, meaning it cleanly deals with indestructible creatures