If Ash ults, you can ult and run her out of her circle of immunity.

Luna stuns Terminus through his siphon and Io's ult hits Terminus through his siphon. Enough said.

Your heavy blade goes through reversal.

Pretty close battle, but the advantage goes to Tiberius simple because Tiberius has more burst than Maeve with combat trance. Maeve still has a fighting chance though because she has a smaller hitbox, and she's more mobile than Tiberius.