Elbrus, the Whispering Blade

S1: 4CD—2 damage per hit.
S2: 4CD—3 damage per hit.
S3: 5CD—5 damage per hit.
When you kill an enemy's summon, transform Elbrus, the Whispering Blade.
(Elbrus, the Whispering Blade may only be
used against enemy summons.)