Perfect Cell

Flying, First Strike, Lifelink, Trample
Perfect Cell has Indestructible as long as it has a
+1/+1 counter on it. Whenever one or more
damage is dealt to Perfect Cell, remove a +1/+1 counter from it.
{r}: Perfect Cell deals 3 damage to any target.
{g}{t}: Put a +1/+1 counter on Perfect Cell.
{x}{u}: Draw X cards.
{2}{w}{b}: Create a 4/4 green Cell Jr. creature token
with Flying and First Strike.