Roster Raven
Roster Raven imports your list, tracks wounds, activations, objectives and spells, and resolves combat with the special rules of all four OPR systems wired in. In a live session both players see the same state.
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This is how a game runs in Roster Raven. The instruments are modeled on the match sheet and show sample data from the Battle Brothers army book.
00 // Import
Paste a share link, Share-as-File or text export from Army Forge. Joined heroes, weapon replacements and upgrades come along.
01 // Deployment
Pick a mission and 3 to 5 objectives, settle Ambush reserves, auras and transports before the first turn.
02 // Live session
Share a link, your opponent joins, both screens stay in sync for the whole game. On a tablet both armies sit side by side. Without an opponent the match runs locally, offline too.
03 // Rounds 1 to 4
Tap a unit, activate it, mark wounds. Shaken, Fatigued, Tough and kills follow along, matched to the rules version of your lists. At the round change the app sums up tokens, reserves and reminders.
04 // Combat
Pick the attack, enter the dice, done. Impact, Counter, Strike Back, Deadly, Blast, Poison, Rending and Hazardous are wired in. Where a rule is ambiguous you get a precise reminder instead of a guess.
Counter: the defender strikes before the attacker.
05 // Spells
Spell tokens, caster groups and per-system spellbooks. Without an opponent the AI helper picks activations and targets, optionally with dice automation.
Battle Brothers: Charge Assault Brothers
06 // Result
Victory points, MVP, kills and casualties at a glance. Share it, play a rematch or feed it into the tournament standings.
Swiss pairings, linked matches, public standings. Ran its first real tournament in July 2026.
Browse public tournamentsMore than 500 special rules from all four systems, searchable, no account needed.
Search the rulesTwo or more armies per side, or 3 to 6 players each on their own.
Guided AoF Skirmish game at 150 points to learn the app.
No download. Installs on your phone, local matches keep running without a connection.
Win rates and faction rankings from your matches.
Free for everyone
Import, match tracking, the Combat Calculator and every rule are free and stay that way.
Ko-fi
Optional via Ko-fi: more than 5 saved armies, unit photos in the cloud and the organizer package for clubs and shops. That keeps the servers running.
E-mail and password are all it takes. Armies and matches live on the server so live sessions, tournaments and switching between phone and tablet work.
Roster Raven is an independent fan project, not affiliated with One Page Rules, and uses only freely available OPR resources.