It was later published for the Dragon by Microdeal as Ultimate Adventure 4; with the 4 referring to the fact that it was placed as the fourth game in the Microdeal series. Enterprise and C16 versions were also produced.
Barry Hart produced an unofficial port of the Plus 4 version of the game to C64 in 2017.
Jim Gerrie has created a version of the game for the TRS-80 MC-10.
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