With less than 100 people average per day. You can't expect to get matches easy. https://steamdb.info/app/1490890/charts/

Games with rollback netcode, like Guilty Gear XX AC+R, a game from 10 years ago will have a lively online community just because the netcode. While games with terrible netcode like this game will die. Keep that in mind while supporting outdated netcode games.

引用自 WW2 camp victim :3：

i tried to matchmake with someone i waited around 35 minutes and nothing on EU, is this game dead ??

the normal online scene is basically dead but there still are people playing but you'd have to join a discord server to easily find games, especially for communities playing things like Project P.

do u know some discord?

we can run some games sometime later
looking for players to play with too