Your search for "Light-Imprisoning Mirror GLAS-EN069" revealed the following:
Light-Imprisoning Mirror - GLAS-EN069 - Common - 1st Edition from Gladiator's Assault 1st Edition, available at 401 Games Canada. Rarity: Common Card Text:When the effect of a LIGHT monster activates on the field or in the Graveyard, negate it.
Light-Imprisoning Mirror - GLAS-EN069 - Common - Unlimited from Gladiator's Assault Unlimited, available at 401 Games Canada. Rarity: Common Card Text:When the effect of a LIGHT monster activates on the field or in the Graveyard, negate it.