Cast this card, my first creature gained +0/+3 and hexproof as expected
Paid the kicker cost, the giant token came into play, and the +0/+3 and hexproof effects erroneously wore off.
Hello @Janosik ,
Thank you for all the information provided, this issue will be investigated!
If you have any additional information that you consider relevant, please don’t hesitate to send me 
Rebeca.