Cheer system through mIRC

API
2

Try this:

on $*:text:/(^|\s)cheer\d+(\s|$)/i:#: {
  if (($msgtags(room-id).key == ROOM ID) && ($msgtags(bits).key)) {
    if ($2- == $null) {
      describe $1 $msgtags(display-name).key donated $msgtags(bits).key Bits SeemsGood
    }
    else {
      describe $1 $msgtags(display-name).key donated $msgtags(bits).key Bits SeemsGood with the message " $2- " MVGame
    }
  }
}

(Untested)