Vanya, Twisted Genius

Whenever you draw a card, create a 1/1 white
Soldier creature token and lose 1 life, then all
tokens you control get +1/+1.
Whenever a token creature you control attacks, sacrifice it at beginning of your endstep.
{3}{b/r}, Sacrifice a token you control: Target
creature you control gets +2/+2 and gains
Lifelink and Haste until end of turn.