I'm still working out [ABYSS]'s combat abilities, but I'm thinking a large scale, more potent version of Florenberg's transportation and warp ability would work out.
He can will several rifts to his existence, each of these acting as a portal, where he can redirect his own or his opponent's attacks in any direction he sees fit through the rifts 👀
For example if someone attacks the rift in front of them, the attack might suddenly strike back from underneath or behind ~