ShinobiBook — Naruto Mythos TCG Simulator

Free · Unofficial · Browser-based

ShinobiBook is a free, unofficial online simulator for the Naruto Mythos Trading Card Game. It lets you play the full game directly in your browser — no download, no installation. Build your decks, send your ninja on missions, and battle real opponents online or challenge the built-in AI.

What you can do on ShinobiBook

• Play online — face other players in real-time ranked or casual matches.
• Play vs AI — practice solo against the computer opponent at any time.
• Deck Builder — create and save your own character decks and missions.
• Test your hand — play against yourself to learn card interactions.

New to the game?

Naruto Mythos is a strategic trading card game where two players compete over four rounds by deploying ninja characters to missions. Learn the full ruleset, phases and keywords, or browse every card and its effects below.

📖 How to Play — full rules Card Collection — all cards & effects