Yes, this is how it's done and to help you find some ones to play, here is a list of some of the higher payout options that are available online. 3x Ultra Diamond is a great title for those who prefer old-school slots.
https://mmomakemoneyonline.net/threads/hvor...-netent.457035/
https://mahayu.link/forum.php?mod=viewthrea...7791&extra=
https://debate.socialism.nl/forum/showthread.php?tid=193246
http://forum.bandingklub.cz/viewtopic.php?f=17&t=1370677
https://neoternia.net/viewtopic.php?t=219110
http://www.horsecity.ru/phpBB3/viewtopic.p...=9&t=159317
https://www.seono1.co.th/forum/index.php/to...69.new.html#new
http://ewmen.com/viewtopic.php?t=597593
http://horsecity.ru/phpBB3/viewtopic.php?f=35&t=228724
http://forum.bandingklub.cz/viewtopic.php?f=14&t=1417569
http://horsecity.ru/phpBB3/viewtopic.php?f=31&t=262493