Modders SirLumberjackie and George have released two interesting mods for Resident Evil 2 Remake. These mods replace Leons Arklay Sheriff costume with Big Boss from Metal Gear Solid 5 and Claires Jacket costume with Quiet.
Source: N4G PC New Resident Evil 2 Remake mods replace Claire & Leon with Quiet & Big Boss from Metal Gear Solid 5