Hello, your game in "E3 Digital Ticket" needs 5 EU to participate, I don't found any info about it at all. Other games gives something in return for few euros, at them site just your name? Not shure it's ok to put link, well admin gonna remove it if it's not
https://www.humblebundle.com/e3-digital-ticket
https://www.humblebundle.com/e3-digital-ticket