Wow, Been long since posting, so I'll give you some advice;
-Dont use pure FFFF Lightning, diverse it.
-The rooms are bland, they show water in the floor a few random garbage, but it doesnt really make sense, what am I supposed to be looking at?
-Be creative 1 seg. high rooms are boring, make them taller! or just vary their height with Wall entities!
For more information, check Wolf's tutorials or just scrabble around Product Chat.
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I am the shadow wich, with relentless defiance, lurks you. I will find you in the corners of the earth, even if I have to cross them.