He was seen in the episode "It's How You Play the Game". He was the coach of the Zanzibar team. A former Olympic skier himself in the 1968 Olympics, he used synthetic micro-organisms so his team would win every event at the Winter Olympics.
When the spies were found to be snooping in on his scheme, he decides to get rid of Sam and Alex, while forcing Clover to replace a member of his team that had succumbed to the harmful negative effects of his creations.
The Synthetic Micro-organisms gave whoever they were implanted with greater strength, speed, reflexes, co-ordination and knowledge. Enough for an individual with little to no training to be able to outclass Olympic level athletes. Multiple could be implanted, but would result in the implanted bulking up with an extra ordinary amount of muscle. The bugs could also allow Coach to control people, as Clover was unable to stop skating of her own free will.