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Honkai: Star Rail

Cosmicon, Roll On Event Guide

Add to Watchlist

♦ Latest: Version 3.8 Update & 4.0 Livestream
♦ Phase 1: The Dahlia & Firefly
♦ Phase 2: Fugue & Lingsha
♦ Phase 3: Aglaea & Sunday
♦ Events: Remnants of Twilight

Honkai Star Rail - Cosmicon Roll On Event Guide

Cosmicon, Roll On is an upcoming card battler event in Honkai: Star Rail 4.0. See the event details, how to play the event, and a preview of all of the rewards here!

List of Contents

Cosmicon, Roll On Event Information

Cosmicon, Roll On Event Details

HSR - Cosmicon Roll On
Event Period Sometime in 4.0
Rewards
Honkai: Star Rail - Self-Modeling Resin Honkai: Star Rail - Tracks of Destiny Honkai: Star Rail - Stellar Jade Honkai: Star Rail - Lost Crystal
Honkai: Star Rail - Traveler Honkai: Star Rail - Refined Aether Honkai: Star Rail - The Fluffy Serialization Memorial Issue Honkai: Star Rail - Credit
+ Free 4-Star Character
+ Trailblaze Fashion Headgear

Cosmicon, Roll On! is an event where you will need to strategically defeat opponents with your chosen character card and dice!

All Events and Schedule

How to Play Cosmicon, Roll On

Cosmicon, Roll On Gameplay

  • Step 1: Select Your Character Card
  • Step 2: Take Turns Attacking and Defending
  • Step 3: Face Off Against New and Old Friends

Select Your Character Card

HSR Cosmicon Roll On - Select Your Character Card

In the Cosmicon, Roll On event, you can collect various Character Cards that have their own unique abilities. In each card battle, you'll only need to use one Character Card, so try pick a card that can fight well against your opponent's!

Take Turns Attacking and Defending

HSR Cosmicon Roll On - Take Turns Attacking and Defending

Each player in the match will take turns rolling the dice to attack and defend. Based on your Character Card, getting a specific combination of dice faces will allow you to trigger your card's ability. You win the match once you're able to get your opponent down to 0 HP!

Face Off Against New and Old Friends

HSR Cosmicon Roll On - Face Off Against New and Old Friends

During the event, you'll be able to engage in card battles against new friends from Planarcadia as well as familiar faces that you've met at the previous stops of your journey!

Cosmicon, Roll On Event Rewards

Get a 4-Star Character of Your Choice

HSR Cosmicon Roll On - Claim a Free 4-Star Character

Unlike the previous Fateful Crossing rewards which had a restricted character pool, the reward for this event will allow you to choose any of the 4-star characters currently available in the game.

List of All 4 Star Characters

Unlock a New Fashion Item

HSR Cosmicon Roll On - New Trailblaze Fashion

Playing Cosmicon Collective Roll On will reward players with a new Trailblaze Fashion cosmetic to equip on their Trailblazer!

All Trailblaze Fashion Cosmetics

Cosmicon, Roll On Rewards Preview

Cosmicon, Roll On Rewards
Star Rail - Self-Modeling Resin Item Self-Modeling Resin Star Rail - Tracks of Destiny Item Tracks of Destiny Star Rail - Stellar Jade Item Stellar Jade
Star Rail - Traveler Traveler's Guide Star Rail - Refined Aether Item Refined Aether Star Rail - The Fluffy Serialization Memorial Issue Item The Fluffy Serialization Memorial Issue
Star Rail - Lost Crystal Item Lost Crystal Star Rail - Credit Item Credit

This is just a preview of the rewards and will be updated once the event is released!

Honkai: Star Rail Related Guides

Honkai Star Rail - Events Banner
All Events and Schedules

Current Events

All Honkai: Star Rail Current Events
Honkai Star Rail - Chrysos Awoo Championship Event Guide Chrysos Awoo Championship
12/17/2025 - 02/09/2026		 Honkai Star Rail - Remnants of Twilight Event Guide Remnants of Twilight
01/07/2026 - 02/09/2026
Honkai Star Rail - Treasure Hunt Event GuideTreasure Hunt
01/28/2026 - 02/12/2026)		 Honkai Star Rail - Planarcadia Ultimate Elation League Web Event Guide Planarcadia Ultimate Elation League
02/06/2026 - 02/13/2026
Honkai Star Rail - Realm of the Strange Event Guide3.8 Realm of the Strange
01/16/2026 - 02/12/2026		 Honkai Star Rail - Garden of Plenty Event Guide3.8 Garden of Plenty
01/28/2026 - 02/12/2026
Honkai Star Rail - Aptitude Showcase Aptitude Showcase
01/28/2026 - 02/12/2026		 Honkai Star Rail - 3.8 Gift of Odyssey 3.8 Gift of Odyssey
12/17/2025 - 02/12/2026
Honkai Star Rail - Pact of Permansor TerraePact of Permansor Terrae
10/15/2025 - End of 4.0		 Honkai Star Rail - Free 5-Star Character in Version 3.7Stellar Companions
11/05/2025 - End of 4.0

Upcoming Events

All Honkai: Star Rail Upcoming Events
Honkai Star Rail - Cosmicon Roll On Event Guide Cosmicon, Roll On!
Sometime in 4.0		 Honkai Star Rail - Ding Arcadia Fun-Time Clock-In Essentials Event Guide Ding! Arcadia Fun-Time Clock-In Essentials
Sometime in 4.0
Honkai Star Rail - Free 5-Star Character Version 4.0Free 5-Star Selector
02/13/2026 - End of 4.2		 Honkai Star Rail - A Flip of Fortune Event Guide A Flip of Fortune
02/13/2026 - 03/25/2026
Honkai Star Rail - Gift of Arcadia Event Guide Gift of Arcadia
Sometime in 4.0		 Honkai Star Rail - Novaflare Event GuideNovaflare
Sometime in 4.0
Honkai Star Rail - Planar Fissure Event Guide4.0 Planar Fissure
Sometime in 4.0		 Honkai Star Rail - Realm of the Strange Event Guide4.0 Realm of the Strange
Sometime in 4.0

Conventional Memoir Events

Honkai: Star Rail Conventional Memoir Events
Honkai Star Rail - Boulder Town Super League Event GuideBoulder Town Super League Honkai Star Rail - Everwinter City Museum Ledger of Curiosities Event GuideEverwinter City Museum
Honkai Star Rail - Tales of the Fantastic Event GuideTales of the Fantastic Honkai Star Rail - Aurum AlleyAurum Alley Hustle & Bustle
Honkai Star Rail - Aetherium Wars Event GuideAetherium Wars Honkai Star Rail - A Foxian Tale of the Haunted Ghost Event GuideA Foxian Tale of the Haunted
Honkai Star Rail - Boulder Town Martial Exhibition Event GuideBoulder Town Martial Honkai Star Rail - Critter Pick Event GuideCritter Pick
Honkai Star Rail - HanuHanu's Prison Break Honkai Star Rail - Vignettes in a Cup Event GuideVignettes in a Cup
Honkai Star Rail - Clockie Dreamjoy Memoir Event GuideClockie: Dreamjoy Memoir Honkai Star Rail - Origami Bird Clash Event GuideOrigami Bird Clash
Honkai Star Rail - Saga of Primaveral Blade Event GuideSaga of Primaveral Blade Honkai Star Rail - Luminary Wardance Event GuideLuminary Wardance
Honkai Star Rail - Festive Revelry Event GuideFestive Revelry Honkai Star Rail - Sound Hunt Ninjutsu Inscription Event GuideSound Hunt Ninjutsu Inscription
Honkai Star Rail - Cosmic Home Decor Guide EventCosmic Home Decor Guide Honkai Star Rail - Hypogeum Enigma Event GuideHypogeum Enigma
Honkai Star Rail - The Awooo Firm Event GuideThe Awooo Firm Seal Slammers Top Banner Seal Slammers
Honkai Star Rail - Legend of the Galactic Baseballer Demon King Event Guide Legend of the Galactic Baseballer: Demon King Honkai Star Rail - Origami Bird Clash Official Edition Event GuideOrigami Bird Clash: Official Edition
Honkai Star Rail - Fate stay night Holy Grail War Event GuideFate/stay night (Holy Grail War) Honkai Star Rail - The Chrysos Maze Grand Restaurant Event GuideChrysos Maze Grand Restaurant
Honkai Star Rail - Nice Weather For DromasesNice Weather for Dromases Honkai Star Rail - Snack DashSnack Dash

Permanent Events

All Honkai: Star Rail Permanent Events
Honkai Star Rail - Trailblazing Will Event Guide Trailblazing Will Honkai Star Rail - Starkissed Synchrony Event GuideStarkissed Synchrony
Honkai Star Rail - When Charmony Rings Out Event GuideWhen Charmony... Honkai Star Rail - Starlit Homecoming Event Guide Starlit Homecoming

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