Arena catalog

Abstract strategy & grid lineage

• go-ugrad.html — 19×19 Weiqi; scaling / policy research: AlphaGo.
• gomoku-ugrad.html — five in a row on Go intersections; rules & variants: Gomoku, Renju, Swap2.
• Chess · Checkers — combinatorial classics; taxonomy: Abstract strategy game.
• Japanese board games (Shogi, Gomoku, Renju, Sugoroku, …) — cultural cross-links to our Go/Gomoku surfaces.
• Games magazine abstract picks (historical): Games 100 category “Abstract strategy” (e.g. Quoridor, GIPF lineage) — roadmap for future ports.

Race, cross-and-circle, economics

• Cross and circle games — Pachisi, Backgammon family, Yut, Bul-adjacent race idioms.
• backgammon-ugrad.html — stub; tables / Nard / variants roadmap.
• kobenhavn-ugrad.html — circular economics board (København / Monopoly-class); see economics strategy games.

Mancala family

• mancala-ugrad.html — stub pit board; rule sets: List of mancala games (Oware, Kalah, Bao, …).

Cards, Hanafuda, oracles

• cards-ugrad · tarot · I Ching · cartomancy · mahjong
• hanafuda-ugrad.html — flower-card notes; Hanafuda · Koi-Koi · pop-culture context (e.g. streaming features) — not affiliated with publishers.
• Galactic / unit tools: Freya units (freya.qbitos.ai).

Divination demos are entertainment / design research, not professional advice.

Sports field & arcade

• sports-field-ugrad.html — pitch + ball telemetry → hexcast-stream (see hexcast).
• pong-ugrad — reference arena for latency + paddle AI.
• snake-ugrad — grid chase; Tron-style pairing roadmap.
• battleship-ugrad.html — hidden-information grid stub (analysis / simulation framing only).

Scaling & learning (references)

• Ben-Assayag & El-Yaniv, Train on Small, Play the Large: Scaling Up Board Games with AlphaZero and GNN.
• Broad lists: List of board games.