GACHA · DICE-ROLL RPG · REAL-TIME PVP

COLLECT. ROLL.
EVOLVE. CONQUER.

Collect powerful heroes, evolve them through distinct stages and fight with a D20 at the heart of every battle. Then enter Conquest and challenge other players for control of the realm.

GACHA HEROESD20 BATTLES3-STAGE EVOLUTIONCONQUEST PVP
KardRune heroes fighting for a fortified city
ROLL THE D20 Build your team. Fight for the realm.
01

SUMMON

Pull heroes, tickets and rune resources from standard and limited banners.

02

ROLL

The D20 sits at the center of battle, influenced by effects, items and timing.

03

EVOLVE

Heroes transform through three stages with stronger identities and visuals.

04

CONQUER

Compete for Guard, Vassal and King roles inside the Conquest hierarchy.

THE HEART OF EVERY BATTLE

ROLL THE D20

KardRune turns the classic D20 into the engine of battle. Your heroes, items and modifiers shape the odds — but the final roll still decides the outcome.

BUFFS & DEBUFFSITEM MODIFIERSBOSS BATTLES
KardRune D20 dice Crowned D20 emblem Two enchanted D20 dice

YOUR HEROES GROW WITH YOUR JOURNEY

EVOLVE YOUR LEGEND.

Collect character runes and unlock stronger forms. Each evolution changes the hero’s appearance, identity and power while keeping the same character at the heart of the card.

STAGE 1

YOUNG SAM

The beginning of the journey — before the road to Aster changes everything.

Young Sam Stage 1
Sam of Aster Stage 2
Last Guardian Stage 3 Legendary

Click EVOLVE HERO to reveal the next form.

MULTIPLAYER SPOTLIGHT

CONQUEST MULTIPLAYER

Enter a shared competitive world built around territory, daily phases and the Guard → Vassal → King progression. Every challenge still uses KardRune’s dice-driven battle system.

Conquest siege artwork
Conquest strategic map

CONQUEST SYSTEM

  • A dedicated Conquest page explains the full multiplayer structure.
  • Fight for Guard, Vassal and King roles across the shared map.
  • Follow daily competitive phases and climb the territorial hierarchy.
  • Compete across 14-day Seasons for leaderboard rewards.

BUILD YOUR TEAM

MEET THE HEROES

Every hero brings a different identity to your squad. Mix fighters, magic, support and utility — then evolve them into stronger forms.

Sam
SAMGuardian
Rhea
RHEAArcher
Aria
ARIAArcanist
Tor
TORVanguard
Lira
LIRARunekeeper
Dren
DRENShadowblade

GACHA SUMMONING

SUMMON. COLLECT. EVOLVE.

Use tickets to summon heroes and runes. Standard and limited banners give you new ways to strengthen your collection.

Silver summon ticketSUMMON TICKET
Gold summon ticketPREMIUM TICKET
Hero chest keyHERO KEY
KardRune gold coinGOLD
KardRune energyENERGY
Golden hero chestHERO CHEST

ACT I — TOWARD ASTER

DISCOVER THE STORY

Sam leaves his village after a sealed letter announces the death of his father, Captain of the Guardians of Aster. Along the road he meets Lira, later joins forces with Rhea and finally reaches the Northern Gate.

  • Chapter 1: The letter arrives and the journey begins.
  • Chapter 2–3: Lira joins and the Stone Warden awakens.
  • Chapter 4–6: Refugees flee Aster, Rhea reveals new doubts and the party reaches the city gates.

KARDRUNE

YOUR LEGEND STARTS
WITH A ROLL.

KardRune — gacha dice-roll RPG with evolving heroes, story chapters and Conquest multiplayer.