Alphinaud Leveilleur* 4 Mana for Alphinaud is a lot, given what else you can get in card draw there, and the fact its only on your second spell each turn combined with a poor size make this a creature you probably leave out of your party, unless you are wanting to make use of its partner
Every time you cast a Vampire spell, he creates a 1/1 Vampire token even from the command zone, without needing to be on the battlefield
Just make sure you've got ramp, protection, and a plan - because once you start swinging, the game might be over
It makes for interesting gameplay decisions on both sides of the table
If this spell was kicked, that creature gets an additional -1/-1 until end of turn for each instant and sorcery card in your graveyard
Permanents, spells, and abilities can also target any player around the table (as long as they don't explicitly say they must be used on "you")