Cavalier of Night | Phantasmal Image | Woe Strider

Cards

All permanents on the battlefield (
Phantasmal Image as a copy of
Cavalier of Night).

Activate
Woe Strider by sacrificing
Phantasmal Image.
When
Phantasmal Image dies, its last ability from
Cavalier of Night triggers, returning itself from your graveyard to the battlefield as a copy of
Cavalier of Night.
When
Phantasmal Image enters the battlefield, its first triggered ability from
Cavalier of Night triggers; choose not to sacrifice a creature.
Resolve the
Woe Strider ability from step 1.
Repeat.