soundwave = he is megatron's communications and surveillance chief of the decepticons,, he's very skilled in combat fighting, he can record anyone's voice and replay those voice recordings, he uses his arms as blades and to block attacks, he can open groundbridges anywhere whenever he wants to which other cybertronians CANT do, he also has octopus like tentacles that can grab stuff))

groundbridges are basically portals that lead to another place))

knockout = he's a doctor / medical officer, obviously he's the one to repair damaged decepticons. his equipments are an electric hand saw and powerdrill-- he loves to compete in racing and do experiments))

arcee = she's an expert in melee, she's only friendly and cares for those who are on her side (but since daisy as arcee will be a decepticon disguised as an autobot, they will pretend to be a friend to the autobots),, she has rapid moves and skills almost like a ninja, she owns two energon blasters and integrated blades))