.

    Game distribution
    Steam       30% (25% after $10M, 20% after $50M)
    Epic        12%
    Humble      25% (15% to Humble, 10% to charity)
    GOG         30%

    Console
    Microsoft   30%
    Playstation 30%
    Xbox        30%
    Nintendo    30%

    Mobile
    Apple       30%
    Google      30%

    Physical
    Gamestop    30%
    Amazon      30%
    Best Buy    30%
    Walmart     30%

Source: https://oyster.ignimgs.com/wordpress/stg.ign.com/2019/09/Gam...

Note that this is from 2019 before Apple and Google changed their rates for small developers in 2020.

Question: will this also prevent GameStop from buying something for $20 from the distributor and marking it up to $26?