No Ender's Game, no Dragonlance (iirc), no Twilight, probably more I'm forgetting offhand, but Mormons have a huge foothold in SFF publishing and have been entrenched for quite some time and 10% of every dollar goes right into funding the genocide church (look up what they did to Hawaii for starters
Caffeinated Otterand Mormonism unfortunately develops writers by encouraging daily writing as a self-development practise! Which is to say if you want to be principled about "I am not paying him any money for him to fund that", you've also got to not-buy e.g. any Schlock Mercenary books