It must be M:TG week, which I think is fantastic!

https://news.ycombinator.com/item?id=38646892 is the I guess annual(?) repost of the "Magic: The Gathering Is Turing Complete (2019)" paper

and then there were some other M:TG threads that may interest those who didn't see them

https://news.ycombinator.com/item?id=38525978 (I hacked Magic the Gathering: Arena for a 100% win rate)

https://news.ycombinator.com/item?id=38533105 (Fine-tuning Mistral 7B on Magic the Gathering Draft)