FIFA 14 was the last title to feature the old Ignite Engine on PC before the transition to newer technology. This specific version is often cited by fans for its:

3DM, a well-known Chinese cracking group, became famous in the early 2010s for providing workarounds for Digital Rights Management (DRM). For FIFA 14, the "3DM crack" was significant because:

Most of the major "Super Mods" (which add current-season rosters, faces, and kits to the 2014 game) were built to be compatible with the 3DM version.

It allowed users to play the game without an active Origin connection, which is essential today since EA has delisted the game from official stores.