Scylla, Harmonic Devourer

Luring Melody - Whenever Scylla, Siren of the Depths attacks, you may tap target creature an opponent controls. That creature doesn’t untap during its controller’s next untap step.

Coral Crown - You may sacrifice a creature to create Jetty and Roxie, a 3/3 blue and black Legendary Token Creature with "When this creature blocks another creature, that creature gets
1 Stun counter."