if you want to play this game online or more "realistic" (because space man ejects other space man for murder is realistic) then follow this procedure
go on the app store or play store
then search "among us"
then youlle see a red guy on a yellow background that looks like the characters on this game it should have an install button next to it
then click it wait a few moments
then go on your home screen and find that red guy again then click it
and there you have this game online