COSTUME GALLERY
1) The Grandmaster typically wore sleeveless yellow robes with a high collared tunic worn over them. The tunic had flared shoulders and a three-pointed star symbol on his chest, draped down from the collar. He also wore yellow gloves and slippers. [Avengers (1st series) #69]
2) Grandmaster adopted an updated appearance in the Eighth Cosmos with a black vested tunic worn over his yellow robes. This tunic had yellow striping on the front and he wore black gloves and boot to compliment the tunic. [Contest of Champions #2]
3) When facing the Challenger, the Grandmaster wore an altered set of robes. A pair of violet leggings were worn under a sleeveless indigo tunic. Golden filigree adorned the left side of his chest and shoulder. The material also surrounded his neck and formed a belt, a right wristband, as well as other pieces hanging from his body. [All-New Guardians of the Galaxy #1]