Stud

Big pump: Whenever stud is unblocked
you may put a +1/+1 counter on it. Then for
each +1/+1 counter on it, you take 1 damage.
If Stud deals combat damage to a player create
a pump artifact token.(Create a pump artifact
with "{t},sacrifice: add {r})

Dash: {r} you may cast stud for it's dash
cost then it gains haste and in the beginning of
the next end step return stud to your hand.