Levels & Achievements

Odin’s Viking Chess · the whole scoring system, generated from the app itself

Odin’s Viking Chess is one purchase. No advertising, no tracking, nothing to buy inside — every board, every opponent and every one of the badges below is in the app the moment you install it. What follows is the whole scoring system: your rank is a level that only ever climbs, 18 leaderboards put you next to everyone else playing, and 30 achievements worth 876 points mark the things worth doing once.

The rank ladder

Finish a game and it earns XP. XP raises your level, and the gold ring around the number on the home screen fills as you climb. There is no way down: a level you have reached is yours, on every device your iCloud account signs into.

Every game you finish earns XP. Harder computer opponents are worth more — Expert is worth twelve times Easy. Bigger boards earn more: the 19×19 is worth twice the 7×7. Online games are worth the most, win or lose. Losses still earn a little — playing is always progress. Your first game each day earns a bonus. Each level requires more XP than the last, and your level never goes down.

Your Rank, in the app’s own words

Titles

Every level carries a title from the longhouse — the same ladder Odin’s Checkers climbs. The last one is open-ended: it takes a new numeral every 5 levels, so there is always something above you.

LevelsTitle
1–4Wanderer
5–9Raider
10–14Shieldbearer
15–19Huscarl
20–24Jarl
25–29High King
30 and upGrand King 1, Grand King 2, Grand King 3 …

What a game is worth

A win earns the full amount, a draw half of it, and a loss a quarter — so sitting down with a stronger opponent is never the wrong move, and neither is taking the harder side.

OpponentWinDrawLoss
Easy computer10 XP5 XP2 XP
Medium computer25 XP12 XP6 XP
Hard computer60 XP30 XP15 XP
Expert computer120 XP60 XP30 XP
Someone nearby60 XP30 XP15 XP
Online opponent250 XP125 XP60 XP

The four computer rows are the rate before the board multiplier in the next table; games against people are the same on every board.

Pass & Play earns nothing, because one person is playing both sides, and neither does a game with the coach switched on: the coach played too. A coached win still counts on your record and on every leaderboard below — it simply does not move the ladder. A hint on its own changes nothing about XP; it only keeps that game off the Unaided badge.

What each board is worth

A game of Brandub on seven squares a side is not a game of Alea Evangelii on nineteen, so the boards are not worth the same. Every solo game is scaled by its board’s multiplier before anything else happens to it.

BoardGridPiecesThe king wins atXPAn Expert win earns
FetlarShetland · the 2008 tournament rules11 × 1124 attackers, 12 defenders and the kinga corner×1.25150 XP
BrandubIreland · the game of the poems7 × 78 attackers, 4 defenders and the kinga corner×0.7590 XP
TablutSápmi · recorded by Linnaeus, 17329 × 916 attackers, 8 defenders and the kingany edge×1120 XP
Sea BattleModern · longships and a cargo ship9 × 916 attackers, 8 defenders and the kingany edge×1120 XP
EaldfæderEngland · the re-enactors' rules9 × 916 attackers, 8 defenders and the kinga corner×1120 XP
Tawlbwrdd 9×9Wales · Robert ap Ifan, 15879 × 916 attackers, 8 defenders and the kingany edge×1120 XP
Imperial ContestLondon · Jaques, 18559 × 916 attackers, 8 defenders and the kingany edge×1120 XP
CopenhagenCopenhagen · the online standard11 × 1124 attackers, 12 defenders and the kinga corner×1.25150 XP
Tawlbwrdd 11×11Wales · the large board11 × 1124 attackers, 12 defenders and the kingany edge×1.25150 XP
YorkYork · the 1980 museum set11 × 1124 attackers, 12 defenders and the kingany edge×1.25150 XP
Hnefatafl 13×13Modern · Fetlar's rules on a wider board13 × 1324 attackers, 12 defenders and the kinga corner×1.4168 XP
Alea EvangeliiAnglo-Saxon England · the game of the gospels19 × 1948 attackers, 24 defenders and the kinga corner×1.5180 XP

The attackers move first on ten of the twelve boards; the defenders move first on Sea Battle; a coin toss decides on Imperial Contest. You choose your side for every solo game, and the computer takes the other; a game against a person deals the sides by coin toss and swaps them on the rematch.

The daily rhythm

The first game you finish each day on each board earns a 20 XP bonus on top of everything else. Twelve boards means up to 240 XP a day just for moving around, which is the point: breadth is a daily habit rather than a grind on one queue.

Games against the computer are capped at 600 XP a day — five Expert wins at the standard rate. Games against people are never capped.

The challenge multiplier

Online games carry a challenge multiplier set by the gap between your level and your opponent's. It starts at 1× for an even match and moves 0.08 for every level between you — up as they get stronger, down as they get weaker — with a floor of 0.25× and a ceiling of 3×. It is locked when the match starts and it applies to a win, a draw and a loss alike. Beating someone far above you is worth a great deal; beating someone far below you counts for almost nothing.

The ceiling belongs to the underdog by construction: it takes an opponent 25 levels above you — a first-day player toppling a Grand King — and it is the one result allowed to move you more than a level in a single game.

Your opponent isMultiplierA win earns
25 or more levels above you3.00×750 XP
12 levels above you1.96×490 XP
the same level1.00×250 XP
5 levels below you0.60×150 XP
10 or more levels below you0.25×62 XP

Nearby play never carries a challenge multiplier — a local connection has no rank to read.

The climb

Each level requires 20% more XP than the one before it: 300 XP to leave Level 1, and steadily more after that. Early levels come quickly; the later ones are meant to take a while.

ReachThe step into itTotal XP to get there
Level 5518 XP1,610 XP
Level 101,290 XP6,239 XP
Level 153,210 XP17,759 XP
Level 207,987 XP46,423 XP
Level 2519,874 XP117,746 XP
Level 3049,453 XP295,221 XP

Leaderboards

18 of them, all through Game Center. Sign in on your device and they fill themselves in as you play; the app never asks you for anything, and the ladder above works whether you sign in or not.

RankYour lifetime XP. Every game that earns anything feeds it, on every board, as either side, against anyone.Counted in XP.
Total WinsEvery win you own — against the computer, against someone nearby, and online.Counted in wins.
Weekly WinsThe same count on a board that starts empty every seven days, so this week is winnable by anyone.Counted in wins.
Best StreakSolo wins back to back. A draw or a loss ends the run; online and nearby games are not part of it.Counted in wins.
Fastest Expert WinYour quickest win over the Expert computer, in seconds.Ranked by elapsed time — the lowest leads.
Online WinsWins against a real opponent over Game Center. Games with someone nearby are counted on Total Wins, not here.Counted in wins.

One leaderboard per board

Twelve more, one for each board. Those wins land on Total Wins as well.

Fetlar WinsWins against the computer on this board, as either side.Counted in wins.
Brandub WinsWins against the computer on this board, as either side.Counted in wins.
Tablut WinsWins against the computer on this board, as either side.Counted in wins.
Sea Battle WinsWins against the computer on this board, as either side.Counted in wins.
Ealdfæder WinsWins against the computer on this board, as either side.Counted in wins.
Tawlbwrdd 9×9 WinsWins against the computer on this board, as either side.Counted in wins.
Imperial Contest WinsWins against the computer on this board, as either side.Counted in wins.
Copenhagen WinsWins against the computer on this board, as either side.Counted in wins.
Tawlbwrdd 11×11 WinsWins against the computer on this board, as either side.Counted in wins.
York WinsWins against the computer on this board, as either side.Counted in wins.
Hnefatafl 13×13 WinsWins against the computer on this board, as either side.Counted in wins.
Alea Evangelii WinsWins against the computer on this board, as either side.Counted in wins.

Achievements

30 badges worth 876 points. Three of them stay hidden in Game Center until you earn them.

First steps

First VictoryWin your first game against the computer.10 points
The King EscapesWin your first game by bringing the king to safety.10 points

Beating the computer

Beat MediumWin a game against the Medium computer.15 points
Beat HardWin a game against the Hard computer.25 points
Beat ExpertWin a game against the Expert computer.50 points
UnaidedBeat the Expert computer with the coach off and no hint. · hidden until you earn it50 points

Wins that add up

Ten WinsWin ten games against the computer.15 points
Fifty WinsWin fifty games against the computer.30 points
A Hundred WinsWin a hundred games against the computer.60 points

Played with style

Five RaidsWin five games against the computer in a row.50 points
Unbroken ShieldWin as the defenders without losing a single piece. · hidden until you earn it40 points
ShieldwallCapture two or more pieces with one shieldwall on the Copenhagen board. · hidden until you earn it40 points
RegicideCapture the king with attackers on all four sides.20 points

Climbing the ladder

RaiderReach rank level 5.10 points
HuscarlReach rank level 10.25 points
High KingReach rank level 20.50 points

Every board

Fetlar VictorWin a game on Fetlar.18 points
Brandub VictorWin a game on Brandub.18 points
Tablut VictorWin a game on Tablut.18 points
Sea Battle VictorWin a game on Sea Battle.18 points
Ealdfæder VictorWin a game on Ealdfæder.18 points
Tawlbwrdd 9×9 VictorWin a game on Tawlbwrdd 9×9.18 points
Imperial Contest VictorWin a game on Imperial Contest.18 points
Copenhagen VictorWin a game on Copenhagen.18 points
Tawlbwrdd 11×11 VictorWin a game on Tawlbwrdd 11×11.18 points
York VictorWin a game on York.18 points
Hnefatafl 13×13 VictorWin a game on Hnefatafl 13×13.18 points
Alea Evangelii VictorWin a game on Alea Evangelii.18 points
Across the North SeaWin against the computer on every one of the twelve boards.60 points
Across the North Sea, OnlineWin an online game on every one of the twelve boards.100 points

Where to find all this

Everything above is in the Longhouse, the app’s main menu. Your Rank shows your badge, your title and the XP to your next level, and it states the rule quoted at the top of this page. Your Games keeps the record every leaderboard is submitted from. Trophies — the row that appears once you are signed in to Game Center — opens the Game Center dashboard, where the leaderboards and badges themselves live. The app carries its own button rather than relying on the floating Game Center badge, because that badge cannot be reached with an Apple TV remote.

Your level is yours whether or not you are signed in: XP is stored on your device and synced through your own iCloud account. Game Center is only what puts you on a board next to other people.

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