Jack-of-All-Trades, Party of None

勇者パーティを追い出された器用貧乏　～パーティ事情で付与術士をやっていた剣士、万能へと至る～2 Seasons

Orun, a member of the Hero Party, is suddenly fired one day for incompetence, and his former comrades dub him a "jack-of-all-trades." The dispirited Orun starts working alone yet his secret ambition is to go from being a jack-of-all-trades...to a master of all.