There are people who have only ever played D&D and are so adamant about only ever wanting to play D&D that they won't even learn new ways to play D&D. This isn't a value statement or anything - people are allowed to have fun however they want. But if you're not making D&D, they're not your market.
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If you're a player), you can be the MVP of the table just by engaging with what the GM puts in front of you. In the words of Chappell Roan, BE FUN AND TRY