In various Let's Plays, whenever the two are paired together they tend to go by their team name.
Both team members, as well as their larger 'Team Nice Kerry' teammate Kerry Shawcross, voice members of Team SSSN in RWBY. Michael is Sun, Gavin is Scarlet, and Kerry is Neptune.
Ryan Haywood was temporarily a member of Team Nice Dynamite during EXTREME, as he was playing on Michael's account. Like both primary members Ryan voices a character in RWBY - Beacon instructor Peter Port.