Resident Evil 6 features several types of collectibles that unlock bonus content. Serpent Emblems, as mentioned, unlock costumes, figurines, and skill points. Finding all of them is a significant undertaking. Completing campaigns on different difficulties unlocks higher difficulty settings and additional skill points. Achieving S-ranks in Mercenaries Mode unlocks new characters and costumes for that mode. There are also various files and documents scattered throughout the campaigns that provide lore and backstory, enriching the game's narrative. Explore thoroughly to find everything.
