CSGO and Dota2 item trading is now disabled in the Netherlands due to this
No confirmation yet on what the other 2 games are, but from today (June 20th) the law will be enforced. Publishers still in violation can be fined up to €830.000 (roughly $960,000) or up to 10% of the company's worldwide revenue if that were to exceed €830.000. Any company fined which still doesn't comply with the law might be prosecuted. https://www.kansspelautoriteit.nl/nieuws/alle-nieuwsberichten/2018/juni/nieuwe-fase-aanpak/