They have an interesting write up here: https://magic.wizards.com/en/news/mtg-arena/on-whiteboards-n...
There's a lisp variant involved, and IIRC even a parser that reads the card text to auto-generate the rules code for most of the cards.
There's a lisp variant involved, and IIRC even a parser that reads the card text to auto-generate the rules code for most of the cards.
I haven't played in a month or two but now I'm getting that itch again aha. When's bloomburrow 2, enough of this UB crap.