Seemed to be name compression and ZLib Compression that does it. I can safely say that is what does it on most maps.
Here is the finished product of the uncorrupted map, dunno if you want this or not or if you want to try this for yourself.
DBZ - ROTS.w3x
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(23:22:14) FatherSpace: BWAHAHA
(23:22:21) FatherSpace: I am 1337, you must fear my coolness.
(23:22:51) FatherSpace: I got bored, so I made a Python script so now whenever I open Terminal, I get a random haiku from here: http://www.smalltime.com/Haiku
(23:24:12) FatherSpace: afk... Killing myself. :(
(03:52:56) ChatBot: (673237) logs into the Chat.
(03:53:08) (673237): plzplzplz, im sorry about before.
(03:53:26) FatherSpace: I'm sorry you were born.
(03:53:31) ChatBot: (673237) has been logged out (Kicked).
(21:39:14) GeorgeMots: Jen are you there?
(21:39:44) 2Pac: ...lol?
(21:39:49) 2Pac: (21:22:22) ChatBot: UndeadxAssassin has been logged out (Timeout).
(21:39:52) GeorgeMots: w00t
(21:39:54) GeorgeMots: rofl
(21:39:58) GeorgeMots: *facepalm*
(21:39:59) 2Pac: you definetly fail