Chaos Zero Nightmare Limited-Time Event Currency: How and where to spend it

Chaos Zero Nightmare Artwork 7

Limited-time event currency in Chaos Zero Nightmare mostly comes in the form of event-specific points or fragments that you trade in temporary shops, with Galactic Disaster’s Pure White Fragments as the main seasonal example. You can’t clear everything as F2P, so prioritising permanent power (anchors, limit-break items, rare mats) over cosmetics and low-impact fodder is critical.​

How event currencies work

  • Sources and caps
    • Seasonal modes like Galactic Disaster reward Pure White Fragments from all their Chaos‑style activities, with weekly point targets (e.g., 8,000 points) that gate how much currency you can realistically earn.​​
    • Players report that just reaching the basic point target can take multiple hours if you play inefficiently, and even then you “can’t clear even half the shop” without heavy grinding.​
  • Event shops
    • Event currency is exchanged in a dedicated Supply Shop that unlocks in phases; in Galactic Disaster, later phases add high-end items like 5★ limit break materials (Omega Code).​
    • Other events use similar limited shops with anchors, growth mats, and rare upgrade items mixed with more generic fodder.​

General rule: clear the event to unlock all shop pages first, then spend, since some of the best items only appear in the latter half.​

Top spending priority: permanent power items

Spend event currency on things you can’t easily get elsewhere or that are heavily time-gated.

    1. Omega Code / universal 5★ Manifest Ego mats
    • Galactic Disaster shops sell Omega Code, described as a universal 5★ Manifest Ego material, at the very top of the reward list.
    • These are extremely rare and directly power up top carries, so they’re the single best long-term purchase per event if you can afford them.​
    1. Anchors (Rescue / Signal)
    • Event shops commonly include Rescue Anchors and Signal Amplification Anchors, which are effectively extra summons on standard and rate-up banners.​
    • Regular shop guides treat extra Anchors as high-value items, comparable to getting more pulls for free; pick them up early if they appear in event shops.​
    1. High-tier growth and limit-break mats
    • Late-phase event shops can include 5★ limit break materials and top-tier growth items alongside anchors.​
    • These are heavily gated in normal play, so grabbing them from events accelerates endgame progression more than generic EXP/gold.​

If you can’t afford everything, complete the Omega Code → Anchors → 5★/limit-break mats chain first, then move to lower tiers.​

Mid-priority: account-wide growth materials

Once top-shelf items are secured or out of reach, move to broad account growth.

  • Growth materials (Promotion/EXP/Potential mats)
    • Event shops usually offer bundles of Growth materials (Promotion, Growth Stones, Potential shards), which help push multiple characters forward.​
    • These are valuable but also farmable via Simulations and weekly content, so they sit behind truly limited items.​​
  • Zeronium / Chaos-related currencies (if included)
    • Some seasonal shops may offer Zeronium or Chaos-related currencies used in Zero System or black-market style shops; these indirectly accelerate Zero progression.​​

This is your “nice to have” tier; grab what fits your current bottleneck after locking in event exclusives and anchors.

Lowest priority: cosmetics, fodder, and generic items

These are where you cut spending if you’re short on time or currency.

  • Cosmetics and minor boosts
    • Event packs and shop slots that only contain cosmetics, stamina items, small quantities of generic mats are widely considered poor value compared to permanent power gains.​
    • Unless you’re a collector or heavy spender, leave these for last or skip them entirely.
  • Low-rarity gear or random boxes
    • Generic gear boxes and low-rarity Memories from event shops are outclassed by what you get from high-level Zero/Chaos runs; they’re filler options once you’ve bought everything important.

Only spend here if you’ve cleared the high- and mid-priority lists and still have event currency left near the end.

Practical event currency tips

  • Don’t spend until all shops are unlocked
    • Players recommend doing the event content first and “not using currency until all the shops are open,” so you see the full list (including late-added items like Omega Code) before deciding.​
  • Treat weekly point thresholds as your baseline goal
    • Seasonal guides show that you can hit the 8,000 weekly event points in under an hour with optimised routing; aim to at least hit these thresholds for Pure White Fragments and then spend smartly.​
  • Accept that you won’t clear the shop as F2P
    • Reddit feedback points out that even reaching the basic missions often doesn’t “clear half the shop,” so prioritisation is mandatory.

In short: use limited-time event currency first on Omega Code and other unique upgrade items, then on Anchors and rare mats, and only then on generic resources or cosmetics once you know you’ve secured everything that impacts long-term account power.

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