This is a full run through Myst on randomized mode showing how to solve all of the puzzles and unlock all achievements.

My more detailed speedrun guide is here:    • Myst [Xbox One] "Speedy" Achievement ...  

Audio levels were a bit off and there are times when commentary is hard to hear because of in-game sounds. You may want to wear headphones/earbuds or use the CC button to get YT to caption my audio.

0:00 Introduction
5:00 Run start (explaining puzzle solutions and unlocking the ages)
28:53 Mechanical Age
40:30 Stoneship Age
50:50 Channelwood Age
59:40 Selenetic Age
1:05:57 'Never Lost' Achievement
(SOUNDS REMINDER: Clink = NORTH, Exhaust = EAST, Cowbell = SOUTH, Spin = WEST)
1:18:50 Endings through save manipulation
1:24:50 Speedrun explanation/demonstration

Fireplace puzzle solution for a speedrun on classic 1993 mode: https://i.ibb.co/CtvvShq/solution.png