Baneblade Scoundrel (Showcase) (MID-289) - Innistrad: Midnight Hunt: (Showcase, Double Faced Transform)

Whenever Baneblade Scoundrel becomes blocked, each creature blocking it gets -1/-1 until end of turn.

Daybound

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Baneclaw Marauder

Whenever Baneclaw Marauder becomes blocked, each creature blocking it gets -1/-1 until end of turn.

Whenever a creature blocking Baneclaw Marauder dies, that creature's controller loses 1 life.

Nightbound

Whenever this creature becomes blocked, each creature blocking it gets -1/-1 until end of turn.
Daybound (If a player casts no spells during their own turn, it becomes night next turn.)

Whenever this creature becomes blocked, each creature blocking it gets -1/-1 until end of turn.
Whenever a creature blocking this creature dies, that creature's controller loses 1 life.
Nightbound (If a player casts at least two spells during their own turn, it becomes day next turn.)