Many fans prefer to keep their physical cartridges sealed or, simply, cannot afford them. A ROM file allows them to experience the game on original hardware using devices like the NeoSD or Darksoft Multi-Cart.

Because the Neo Geo MVS/AES library is long since abandoned commercially, the Gunlord ROM is floating out there for emulators (FinalBurn Neo or MAME). However, NG:DEV.TEAM actually re-released it on Switch, PS4, and Steam as Gunlord X — which is the definitive version with a training mode and re-balanced difficulty.

is widely considered one of the finest indie "homebrew" releases for the . Originally released in 2012 by NG:DEV.TEAM , it is a love letter to the series and Super Metroid

By 2012, SNK had long abandoned the Neo Geo hardware (which debuted in 1990). However, NG:DEV.TEAM saw untapped potential in the platform. Gunlord pushes the Neo Geo hardware to its absolute limits. The game features:

In addition to platforming, the game includes segments designed as classic horizontal shooters (SHMUPs), similar to R-Type . Gunlord Neo Geo ROM: Emulation and Hardware

: The ultra-premium home console version, shipped in April 2013 with custom high-quality packaging.