Pinkie, Celebration Specialist

Haste, Reach, Riot
When Pinkie, Celebration Specialist enters the
battlefield, put 2 +1/+1 counters on each pony
you control. When a pony you control deals
damage to a player or a creature a player
controls, you gain X mana of any one
color where X is the amount of damage
dealt at the end of the combat phase.
"Cupcake fight! How about one to the face?"