After searching through various websites, we found a reliable highly compressed download link for Oblivion:
Unofficial "repack" or compressed sites are frequent hosts for malware, miners, and adware that can compromise your PC.
– but note:
Seeking a "highly compressed" download link for The Elder Scrolls IV: Oblivion
No matter where you download the game, the Unofficial Oblivion Patch is mandatory to fix thousands of bugs left behind by the developers.
: If your internet is fast but your storage is full, the game is often available to stream via cloud services, requiring 0 GB of local storage.
Sites claiming to offer "highly compressed" versions of modern or classic games (e.g., shrinking 120 GB to 20 GB) are frequently flagged as unsafe.
