Mega Glove appears in 4 version groups since Generation VI, an Unused item in the Key Items pocket
PokéAPI item 769 of 2,223, Unused category, Key Items pocket
Effect, in PokéAPI's words
Mega Glove: “Unused NPC Key Stone.”
Unused. This is Korrina’s Key Stone in X and Y, but it cannot be obtained by the player.
Games
Mega Glove is listed in the text of 4 version groups, first in Generation VI
Game index by generation
IIIIIIIVVVIVIIVIIIIX
Named in
Sun and MoonUltra Sun and Ultra MoonLet's Go Pikachu and Let's Go EeveeSword and Shield