Board Thread:Game Suggestions/@comment-2607:FB90:4AE0:17D8:98CC:A3D7:3C4D:8C40-20180928002318/@comment-67.165.193.23-20181021151505

BTD7 and BMC2, maybe. Probably not in BTDB2, as that would completely change the mechanics of round 18 and such. New towers can appear in BTDB2 though.