Walter, the Heisenberg White

{r}: All creatures gain trample and
haste until end of turn.
{1}{g}: Put a +1/+1 counter on target creature.
{2}{w}: Target player gains 5 life.
{3}{u}: Target player draws a card.
{4}{b}: Put target creature card from
a graveyard onto the battlefield under its owner's control.
A guy opens his door and gets shot, and you
think that of me? No. I am the one
who knocks!