PS+ Required? - Chess Ultra - PSNProfiles

Can anybody tell me if this game requires PlayStation Plus in order to unlock any of the online trophies (even the ones that can be boosted using multiple accounts) or can the platinum be achieved without it?

Pure Chess Trophy Guide •

Chess Ultra Trophy Guide and Roadmap - Chess Ultra

En Passant achievement in Chess Ultra

Chess Ultra Trophy Guide & Road Map

Chess Ultra Trophy Guide •

Games] Hey, I've spent a few hours creating a list of every PlayStation extra game (1-456) and I will give anybody a game to play from a random number generator. YOU MUST

hunteriscoolio's PSN Profile •

Chess Ultra] Pushed my boosting skills to the limit I wish I didn't suck so much at chess : r/Trophies

Other] My ultra rare Platinums according to psnprofiles. What are some of yours? : r/Trophies

Bumpers Checklist - Trophy Checklists - PSNProfiles

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jqwelz-7's PSN Profile •

unweyshido345678's PSN Profile •