Grey Matter/Classic, Ben 10 Aliens Wiki

Grey Matter is the Omnitrix's DNA sample of a Galvan from Galvan Prime. Grey Matter is a grey frog like alien. He is about 6 inches tall. He wears a green jumpsuit with a black collar and belt. He wears black gloves with a green rectangle and has the Omnitrix on his back. Grey Matter has a superior intellect and can create almost anything from spare parts and know the function of any device at a glance. His size allows him to squeeze into small spaces. He can climb walls due to suction cups on h

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