I really don't think you should remove min/max rolls entirely - the game would be really way more predictable. What you could do, in my opinion, is to lower the range from 75%-100% to, say, 83%-97% (just plonking arbitrary numbers here).
Back to school, gg contribution rate
[15:59] <&@chaos|away> i hence forth make it official: im better than arcticblast
[15:59] <&@chaos|away> spread the word