ZOP zopzop Lord of the Great Abyss Legion, he's just too powerful. Adult Loki may elude/evade/go on the defensive for a while but it's just postponing the inevitable.
ONE OneDumbG0 Find Your Own Fire Current Legion with the one-power-at-a-time device to bypass/control the schizophrenia? I think Loki's got more than a fair shot in a fight.
KIN KingD19 Shai-Gen's Enigmatic Wong Legion just uses Time Sink's powers, and while Loki's stuck in an unending cycle of non-time. He gets banished.
ONE OneDumbG0 Find Your Own Fire ^ Loki's remained immune to time freezes. He's also exhibited acute awareness of temporal paradoxes.