Son of Altered Beast is an EP by alternative rock musician Matthew Sweet. Released following Altered Beast in 1994 by Zoo Entertainment, it contains live and alternate versions of various Sweet songs.
In 2018, independent vinyl reissue label Intervention Records announced a first time on vinyl reissue of Son of Altered Beast. This release was later canceled in 2019. On April 10, 2021, Intervention Records announced that it will be releasing both Hybrid SACD and vinyl remasters. Both will be cut from the original master tape and artist approved.