Cavalier of Night | Glasspool Mimic // Glasspool Shore | Blasting Station

Cards

All permanents on the battlefield (
Glasspool Mimic // Glasspool Shore as a copy of
Cavalier of Night).

Activate
Blasting Station by tapping it and sacrificing
Glasspool Mimic.
When
Glasspool Mimic dies, its second ability triggers, returning itself to the battlefield as a copy of
Cavalier of Night.
When
Glasspool Mimic enters the battlefield, its first ability and
Blasting Station trigger.
Resolve the
Glasspool Mimic trigger, choose not to sacrifice a creature.
Resolve the
Blasting Station trigger, untapping it.
Resolve the
Blasting Station ability from step 1, dealing 1 damage to any target.
Repeat.