King of Fighters 98 Ultimate Battle Final Edition is now available on PS4 for HK$148/1980/$15. Based on "King of Fighters 98", this game includes 64 available characters and comprehensively adjusts the balance, adding "Ultimate Mode", "Challenge Mode", "Training Mode", etc., online battles also support rollback network code, with up to 9 players online lobby and viewing mode, support replay and matching conditions
The PS4 version seems to have just been reviewed a few hours ago in Taiwan and other regions, and although the Steam version was launched in 2014, the rollback network code, online lobby, and spectator mode were only added at the end of 21.