No Chaos for me. (It's DM clone, as I remember? Thank you, I have one DM/EoB clone, and it's Legend of Grimrock
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Arcanum is very good. Only counterpart of Fallout (in terms of freedom, tasks to do and multiple paths to use) at the early 2000s. It's main problem is too underlevelled monsters, especially for second part of the game. But overall setting, quests and searches more than covers this omission.