The Ludic Lenshttps://gameswithoutfrontiers.net/tags/playtesting/An independent journal on game theory, design research methods, and play culture.en-US GameGame Card Game: Design Playable Ideas From Card Setshttps://gameswithoutfrontiers.net/gamegamehttps://gameswithoutfrontiers.net/gamegameThu, 12 Nov 2026 09:39:41 +0000GameGame card game teaches game design by building a pitch from element cards; best design wins in 20-minute rounds for 2–5 players.