SkyCraft
Play Skyrim as a Minecraft player: Minecraft movement, blocks, inventory and combat inside Skyrim's world. Both games run at once and talk through shared memor…
Passthrough mods
Two real games run at the same time and swap data, so one plays inside the other.
ArkWeb
Spider-Man Remastered's web swinging in Batman: Arkham Knight's Gotham. Spider-Man runs hidden and drives the moves; Arkham Knight shows them.
Minecraft × GTA V (universal-modder example)
Minecraft visuals depth-composited into GTA V. A Fabric mod and a ScriptHookV + ReShade bridge swap camera, ground and events; Minecraft TNT, arrows and mobs b…