This promotion is available for participation from 17:00 CEST on the 21st May until 23:59 CEST on the 1st June, 2020. Offer can only be claimed once. This offer is only available to players who have yet to claim their Welcome Bonus. The 20 EXTRA Free Spins are valued at €0.20 (min spin value) and are upon login. Full terms and conditions for this promotion can be found at Mr Green.com including full Welcome Bonus terms. Mr Green General terms and conditions apply.