Chaos Roulette (updated for 3.1.9)

Chaos Roulette Guide – Updated Drop Math, Bonus Bar Efficiency, and Cost Analysis (Post-3.1.9 Update)

Introduction

Chaos Roulette is the weekly “push-your-luck” event that allows players to convert Eyes of Chaos into Chaos Immortal fragments and Chaos unique artifact fragments. For Chaos-focused accounts, it remains one of the most important long-term progression systems in the game.

After the recent update, Chaos Roulette received two meaningful changes:

• The bonus bar was heavily reworked, removing most late-stage efficiency.
• Changes to the bundle stocks with impact on costs.

While the wheel itself is slightly better than before, the bonus bar change fundamentally alters how players should approach the event. With the current structure, efficiency now hard-stops at 200 spins. Anything beyond that is strictly a speed choice, not a value choice.

This guide explains how the event works, breaks down the real expected drop math, compares bundle efficiency, and provides clear cost paths so players can make informed decisions.

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How Chaos Roulette Works

1. Buying Eyes of Chaos

Eyes of Chaos are purchased from two sources.

GTarcade Bundles (Best Value)

Pack	Eyes	$ / Eye	Weekly Stock
$5	10	$0.50	6
$10	20	$0.50	8
$20	40	$0.50	10
$50	70	$0.71	10
$100	100	$1.00	20

Best value:
The $5, $10, and $20 GTarcade packs at $0.50 per Eye.

In-Game Bundles (Fallback Only)

Pack	Eyes	$ / Eye
$5	6	$0.83
$10	12	$0.83
$20	24	$0.83
$50	36	$1.39
$100	72	$1.39

Verdict:
Use in-game bundles only after exhausting all cheap GTarcade options.

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Spinning the Wheel

Each spin can land on:

• 6× Chaos Immortal fragments (jackpot)
• 1× Chaos Immortal fragment
• 1× Chaos Artifact fragment
• Minor rewards (ignored for cost analysis)

Actual Drop Rates

Reward	Chance
6× Immortal fragments	4%
1× Immortal fragment	6% total
1× Artifact fragment	12%

All artifact slots are equally weighted. The in-game tooltip still contains legacy formatting that makes this unclear.

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Jackpot Pity System

• If no jackpot occurs within 24 spins,
• Spin 25 is guaranteed to be a 6× immortal fragment jackpot.
• The pity counter resets after each jackpot.

This pity system significantly increases the effective jackpot frequency compared to the raw 4% chance.

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Weekly Bonus Bar (Current Version)

The bonus bar resets every week and now works as follows:

Cumulative Efficiency

Key Takeaway

With the current bonus bar:

• All meaningful efficiency ends at 200 spins.
• Every tier beyond 200 adds fragments at a worse rate.
• The 900-spin bonus is now only 20 fragments instead of the old 60, removing any incentive to push for value.

Players playing for efficiency should always stop at 200 spins and wait for the next event.

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Cost Analysis – Optimal Path: 200 Spins per Week (Efficient Play)

With the current bonus bar, 200 spins is the final efficient milestone. However, stopping exactly at 200 spins is suboptimal if it leaves a pity cycle partially completed.

A rational player should always finish the current pity cycle after passing 200 spins. This ensures you do not strand progress toward a guaranteed 6× immortal fragment jackpot.

In practice, efficient play works as follows:

• Spin to at least 200 to secure the full bonus bar.
• If your last spin does not trigger a jackpot, continue spinning.
• Stop on the first jackpot after 200 spins, whether natural or forced by pity.

This is the correct efficiency rule under the current system.

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Average Spins per Week (200 + Finish Pity)

With a 25-spin pity system, the expected number of spins required to reach the next jackpot after spin 200 is ≈ 9.9 additional spins

This results in ≈ 209.9 spins per week on average

In practical terms, most weeks end between 205 and 220 spins. Planning for ~225 Eyes guarantees you can always finish cleanly

Fragment Yield per Week

Base wheel expected value (including pity and 1× immortal drops) ≈ 0.4338 immortal fragments per spin

Bonus bar at 200 spins: +40 immortal fragments

Total weekly fragments

• Wheel fragments: 209.9 × 0.4338 = 91.1
• Bonus fragments: 40
• Total: 131.1 immortal fragments per week on average

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Upgrading stars, artifact and talents to level 8 on a chaos immortal

• You need 1640 fragments to unlock all stars and artifact slot on a Chaos immortal.
  • 1640 ÷ 131.1 ≈ 12.5 weeks. In practice, players should plan for 13 weeks.
  • Assuming efficient GTarcade bundles at $0.50 per Eye: 209.9 Eyes × $0.50 ≈ $105 per week. Total cost: ≈ $1,365

• You need another 2190 immortal fragments to upgrade immortal talent to level 8 (all nodes level 1 for quickest progression to level 8).
  • 2190 ÷ 131.1 ≈ 16,7 weeks. In practice, players should plan for 17 weeks.
  • Assuming efficient GTarcade bundles at $0.50 per Eye: 209.9 Eyes × $0.50 ≈ $105 per week for 17 weeks. Total cost: ≈ $1,784

Total cost to get a Chaos from nothing to level 8 talents: $3150.

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Conclusion

After years of running Chaos Roulette across multiple versions:

• 200 spins is the correct stopping point.
• Anything beyond that is a conscious decision to trade money for time.
• Sitting between 350 and 700 spins is mathematically the worst place to be.

The event is now very clean in intent: 200 for value, 900 for speed. Nothing in between.

Summary (Efficient Chaos Roulette Play)

• Target spins: 200
• Rule: Always finish the current pity cycle
• Average weekly spins: ≈ 209.9
• Average weekly fragments: ≈ 131.1

Under the current bonus bar, this is the best-value way to run Chaos Roulette. Any spins beyond this point are a conscious decision to trade efficiency for speed.

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Published: 28-01-2026