Your search for "Magister Sphinx 89" revealed the following:
Magister Sphinx (2X2) from Double Masters 2022, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Steven Belledin Card Text:FlyingWhen Magister Sphinx enters the battlefield, target player's life total becomes 10.
Magister Sphinx (Etched) (2X2) from Double Masters 2022, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Steven Belledin Card Text:FlyingWhen Magister Sphinx enters the battlefield, target player's life total becomes 10.
Magister Sphinx (CON) from Conflux, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Steven Belledin Card Text:FlyingWhen Magister Sphinx comes into play, target player's life total becomes 10.
Magister Sphinx (ARC) from Archenemy, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Steven Belledin Card Text:FlyingWhen Magister Sphinx enters the battlefield, target player's life total becomes 10.
Magister Sphinx (Foil) (2X2) from Double Masters 2022, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Steven Belledin Card Text:FlyingWhen Magister Sphinx enters the battlefield, target player's life total becomes 10.
Magister Sphinx (Foil) (CON) from Conflux, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Steven Belledin Card Text:FlyingWhen Magister Sphinx comes into play, target player's life total becomes 10.