Clockw0rk's Phoenix is a start to look at.
I don't see Sentinel often either in the actual big matches. However, I'm surprised that he isn't been made into assist fodder yet; his Alpha and Gamma assists are still insanely valuable.
I don't see Sentinel often either in the actual big matches. However, I'm surprised that he isn't been made into assist fodder yet; his Alpha and Gamma assists are still insanely valuable.