Older MUGEN builds were 4:3. V12 Gold Edition is optimized for 16:9 monitors with a sleek, modern screenpack resembling Jump Force ’s menu design.
Early MUGEN builds suffered from broken AI (too easy or impossibly cheap). The Gold Edition rebalances AI across 90% of the roster, providing a fair challenge from easy to “Expert” mode. Older MUGEN builds were 4:3