Your search for "inertia bubble 37" revealed the following:
Inertia Bubble (Foil) (MRD) from Mirrodin, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Hugh Jamieson Card Text:Enchanted artifact doesn't untap during its controller's untap step.
Inertia Bubble (MRD) from Mirrodin, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Hugh Jamieson Card Text:Enchanted artifact doesn't untap during its controller's untap step.