The do it all machine

{1}{g}: Put a -1/-1 counter on target creature, put
a +1/+1 counter on target creature.
{1}{w}: Target player loses 2 life, you gain 2 life.
{1}{b}: Sacrafices a creature, then
return a creature card from their graveyard to
Your hand.
{1}{u}: Sacrafice an artifact, create a number of
1/1 colorless servo artifact creature tokens equal
to that cards mana value.
{1}{r}: Discard 2 cards, draw 2 cards.