For a standard purchase, you can find it on the PlayStation Store, Xbox Store, or Steam.
Gotham Knights has previously been included in the Xbox Game Pass library, allowing subscribers to download and play the full game on Xbox or PC without purchasing it separately. Gotham Knights Free Download
Avoid "Free Download" sites that claim to offer the full game for nothing, as these are often scams or contain malware. Always use official platforms or verified subscription services. Gotham Knights is FREE and its GREAT For a standard purchase, you can find it