Well, you already mentioned Chaos, so, theoretically speaking, you could trace the links by yourself.
First source is
This remakes list. Morkin 2 is most cited one, so it worth to check. But no, your game is not there.
Second source for most free/shareware games is cd.textfiles.com.
Checking by Google with "arena chaos site:cd.textfiles.com" query...
Found it. (Funny enough, it haven't word "chaos" and untraceable in results. I guessed, and hit.
