Sites offering "Free Downloads" of paid DLCs are notorious for bundling files with adware, miners, or trojans.
Some seek "cracked" versions to ensure they can play the game offline or without DRM (Digital Rights Management) interference. The Ethical and Technical Risks Graveyard Keeper – Better Save Soul Free Download
In various regions, the cumulative cost of a base game plus multiple DLCs can be prohibitive. Sites offering "Free Downloads" of paid DLCs are