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Tactical card game · Free to play

KAIROS

The card game where timing beats strength.

Six elements. One turning Wheel. Every round, a new element takes power — build for the moment yours lights up, and turn the match.

  • Free to play
  • Browser, PC, Mac, tablet, phone
  • Gamepad ready
Aymirel, Air Anomaly
Kavurrik, Water Anomaly
Navareth, Fire Anomaly
Londurn, Light Anomaly
Hakukel, Aether Anomaly

The heart of the game · The Wheel of Kairos

Every round, one element takes power

  1. 1

    The Wheel moves one notch each round. Six elements, always in the same order: you know what’s coming.

  2. 2

    The lit element strikes at +20 and unleashes its Power. Fire pierces formations, Air sweeps a creature away, Earth becomes untouchable.

  3. 3

    The right deck strikes at the right moment. Choose your elements, prepare your round, and turn the match when your piece lights up.

Ascendant Fire +20 ATK
Ascendant Power Blaze

Your Fire creatures hit +10 and pierce enemy Duos and Trios, for the rest of the turn.

Round 1/6 · Next: Air

On the table

Two rings, two heroes, no second chance

Each player defends a ring of six tiles around a hero. Deploy creatures, charge them with energy, set Sites and Traps, then strike — before the Wheel turns against you.

A duel in KAIROS

The duel: your hand on the left, the Wheel between the two rings, your options on the right.

  • Tiles that matter

    The forward tiles strike harder (+10 ATK), the rear ones hold firm (+10 DEF). Where you play is how you play.

  • Duos and Trios

    Creatures of one element side by side shield each other. Break the formation, or build your own.

  • Your hero is your life

    One creature leads your deck from the center of your ring. If it falls, the match is over.

  • A voice for every match

    A live commentator calls the big plays and the comebacks, in English, French or Spanish.

Boosters

Ten boosters. Eight cards. Your next Anomaly.

Every booster carries three elements and its own pool of cards. Pick the one your deck needs, tear it open, and turn the stack card by card.

Steamlands Searing Storm Solar Forge Void Blaze Eclipse Phantom Dunes Northern Lights Moon Tide Sacred Peaks The Abyss
Booster Void Blaze

What’s inside a booster

  1. CharnCreature
  2. HalvekCreature
  3. PyrralCreature
  4. TannikCreature
  5. Lava BridgeSite
  6. The Burning LibraryTrap
  7. The Fresh ChargeEffect
  8. BulmorFeatured creature

Four creatures, a Site, a Trap, an Effect — and a featured creature, Uncommon or better. Any slot can climb in rarity, all the way to an Anomaly.

The odds, per booster

  • Uncommon support1 in 3
  • Rare1 in 4
  • Epic1 in 12
  • Legendary1 in 40
  • Anomaly1 in 150

Bad-luck protection: a Legendary by your 80th booster at the latest, an Anomaly by your 300th. The same written rules for everyone, published in the Shop.

Choosing a booster in KAIROS 1Choose
The best cards of an opened booster 2Reveal
Spin, flip, tear it open Spin the wheel of boosters, flip one to read its back, then open it: the stack arrives face down, and every card you send behind reveals the next. 100 Prisms per booster — and free boosters from your daily gifts.

Ways to play

Alone, against a friend, or against the world

Solo · Campaign

A journey around the Wheel

Endless levels around the Wheel, played with your own deck. Every opponent has a face and a voice; lieutenants and guardians bar the way with laws of their own. Every win pays crystals for the Forge, every guardian pays Prisms.

  • Endless levels, six regions
  • Up to three stars per level
  • Free play against the computer

Online

Ranked and with friends

Climb the weekly leaderboard in ranked duels, or open a room and send its six-character code to a friend.

Season 1

30 levels of rewards

Boosters, boards, deck boxes, card backs, a die and a figurine: dress your table as you climb.

The Forge

Burn your duplicates, forge what you lack

Every burned card becomes crystals — soul for a creature, arcane for a support — and crystals forge the card you choose.

Ranked · Weekly leaderboard

80 boosters to win. Every week.

Climb the ranked ladder all week long. When the week closes, every ranked player is rewarded — straight to their account, nothing to claim.

  1. 10 boosters
    2
  2. 20 boosters + the season pass
    1
  3. 10 boosters
    3
  • 4th – 10th4 boosters
  • 11th – 12th2 boosters
  • 13th – 20th1 booster
  • 21st – 30th500 soul + 500 arcane
  • 31st – 50th250 soul + 250 arcane
  • 51st and beyond100 soul + 100 arcane

Ranked duels open with your first Prism purchase. Prizes are paid automatically when the week closes.

The collection

1,374 cards. Each one painted.

720 creatures across six elements and four classes, and 648 Sites, Traps and Effects to build around them. At the top of every element, the Anomalies: the rarest of all, and no Forge can make them.

  • 720creatures
  • 648Sites, Traps, Effects
  • 6elements
  • 4classes
  • Common
  • Uncommon
  • Rare
  • Epic
  • Legendary
  • Anomaly

Clear rules

Free to play, and fair by design

  • 40 cards to start, free

    A complete deck from your first match, ready for the Campaign or for a duel.

  • Every day a gift for logging in

    Crystals for every day you log in, and boosters on the seventh.

  • Every win pays crystals

    Defeat a creature, earn soul crystals; play a support, earn arcane. The guardians pay out Prisms.

  • Earned never bought

    Forge crystals come from playing and burning cards. Prisms never turn back into crystals.

Play anywhere

Nothing to install. Just play.

KAIROS runs in your browser on PC, Mac, tablet and phone, from a 4K TV to an ultrawide monitor. Pick up a gamepad: every screen is playable with it.

  • PC & Mac
  • Tablet
  • Phone, in landscape
  • Gamepad

On the way: Steam, Epic Games Store, Google Play and the App Store.

Questions

Before your first match

Is KAIROS free?

Yes. KAIROS is free to play: you start with a complete deck, earn crystals in every match and gifts every day you log in, and forge the cards you want. Prisms, the in-game currency, buy boosters and the season pass.

Can I play right now?

KAIROS is in closed beta: testers play with a personal invitation code. Join the Discord to follow the opening and the next invitations.

Can I play on my phone?

Yes, in landscape, straight from your browser. Add KAIROS to your home screen to play full screen, like an app.

Does it work with a controller?

Yes. Every screen, from the menu to the last blow of a match, is playable with a gamepad.

Do I need an account?

An account keeps your collection and your progress on every device. Sign in with Google, Discord or your email address.

Which languages?

English, French and Spanish: menus, cards and the live commentator.

Your deck is waiting

The Wheel is turning. Take your seat.