Known filenames:
mystcraft-1.12.2-0.13.7.02.jar
mystcraft-1.12.2-0.13.7.02 (1).jar
MystCraft.jar
[神秘岛]mystcraft-1.12.2-0.13.7.02.jar
mystcraft-1.12.2-0.13.7.02 (4).jar
mystcraft_1.12.2_0.13.7.02.jar
Mystcraft-Mod-1.12.2.jar
62.Mystcraft-Mod-1.12.2 DUZO SWIATOW.jar