You can mod out the yellow filter in Assassin's Creed Black Flag Resynced
A new reshade mod called ACBlackFlag Natural Colors has been released for Assassin's Creed IV: Black Flag, allowing players to remove the game's yellow filter and adjust oversaturated colors. This mod aims to provide a more natural visual experience for the game on PC. Additional mods are available to uncap cutscene framerates and remove pillarboxing.
PC Gamer
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