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For Gliscor, I would probably run the following set:
Gliscor @ Life Orb
Sand Veil
Jolly
40 Hp/252 Atk/216 Speed
Swords Dance
Earthquake
Stone Edge
Roost
With life orb, Gliscor does not need Hypercutter to ensure the KO on Gyarados and Salamence after an SD, so if you run into a TTar or Hippo...