Dragon Tremor

Enchant target creature named Reverto.
Whenever a Greatsword equipment enters the
battlefield under your control put 2 +1/+1
counters on Reverto and whenever a Greatsword
equipment enters the battlefield a +1/+1 counter
on Reverto.
Whenever you equip a Greatsword to a creature
put 3 +1/+1 counters on that creature.