Hardstone Psycho is the fourth studio album by American rapper and singer Don Toliver. It was released through Cactus Jack and Atlantic Records on June 14, 2024. The album features guest appearances from Kodak Black, Charlie Wilson, Cash Cobain, Travis Scott, Future, Metro Boomin, and Teezo Touchdown. The deluxe version was released exclusively on Toliver's website four days later and features additional guest appearances from Lil Uzi Vert and Yeat. Production on the album was handled by Cash Cobain and Metro Boomin themselves, Bugz Ronin, Preme, Mikey Freedom Hart, Bnyx, Zaytoven, Honorable C.N.O.T.E., Wheezy, Buddy Ross, Oz, FKi 1st, and Charlie Handsome, among others. It serves as the follow-up to Toliver's previous album, Love Sick. Hardstone Psycho was supported by three singles: "Bandit", "Deep in the Water", and "Attitude", the latter of which features Charlie Wilson and Cash Cobain. The album received generally positive reviews from music critics and was a commercial success. It debuted at number three on the US Billboard 200 chart, earning 76,500 album-equivalent units in its first week.