Running Horse

When Running Horse enters the battlefield, put a +1/+1 counter on target creature.
{t}Target creature gains +2/+2 and trample until end of turn. Put a rider counter on that creature until end of turn.
Whenever a creature with a rider counter on it dies, sacrifice Running Horse.
"To many, the words love, hope and dreams are synonymous with horses." "A true horseman does not look at the horse with his eyes, he looks at his horse with his heart."-Quotes from a anonymous horseman