Warlock

Tap a creature you control: untap target creature
Level 2: {p/b}{w/b}{p/w}
{p/b}{p/w} sacrifice a creature: it deals damage equal
to its power to any target
level 3: Pay 10 life or {w/b}{w/b}{w/b}{w/b}{w/b}
Pay 3 life: draw a card
level 4: {x}
When this class becomes Level 4 gain 2 times x
life draw half x cards and create 1/4 treasures
Level 5:{p/b}{p/b}{p/b}{w/b}{w/b}{w/b}{w/b}{w/b}{p/w}{p/w}{p/w}
Pay 5 life: put a card from your hand into play