Halo franchise reportedly switching to Unreal Engine 5

With plans to support Halo Infinite for a decade, it seems like we could see 343 move the game from its proprietary Slipspace Engine to UE5 in the near future.

Halo developer reportedly ditching Slipspace Engine for Unreal

Halo Infinite Reportedly Moving to Unreal Engine - Gameslaught

Rumor: Halo's developer could be switching to Unreal Engine

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343 Industries Archives - Gameranx

Halo's rumoured Unreal Engine 5 switch makes sense - but it's still a tragedy