Millie Energetic Pup

Vigilance, haste, trample, indestructible, lifelink.
At the beginning of your upkeep put a +1/+0
counter on Millie Energetic Pup.
Other creatures you control have trample.
{t},{1}{r}: Destroy target artifact or creature with converted mana cost of 3 or less.
{t},{1}{w}: Tap target creature.
{t},{1}{g}: Target creature gets +2/+2 and
vigilance until end of turn.