But this simply cannot be,because all previous games work fine without them.
So,what happened now? TT Games have done an ultimate protection against user modifications

Thanks in advance!
P. S Why do I ask this? well,the LMA game devs is forgot/not added,very popular characters of the Marvel Universe,like Spiderman,X-Men, and etc.I want to fix this,by making a mod.But to make a mod,I need to deprive game executable file possibility of loading dat archives,or something like that.
P. P. S And yes,i know what i post this question in wrong forum,but i simply does not have a choice,because it's most active forum.Also,sorry for my bad english.