Walk Like A Euclidean
Bookmark credit: "Dungeons & Discourse: Cartesian Planeswalker" (Senna Diaz, 2013), purchased from Topatoco.
Pin: Foam Brain Games.
Cards:
- "Porygon" (Ryoma Uratsuka, 2021), from Pokémon: Sword & Shield - Chilling Reign, published by The Pokémon Company.
- "Barbed Sextant" (Amy Weber, 1995), from Magic: The Gathering - Ice Age, published by Wizards of the Coast.