Chaos Zero Nightmare is a community favorite free-to-play RPG game, and it's gaining new players every month with fresh content and gameplay updates. The game officially made its debut back in October, 2025 with its global release, which is available to play on various devices.
The game features a unique card deck-based gameplay, where you build your deck with the best character cards you have. The game also features a gacha system, which means collecting these cards won't be that easy, and you'll need to save some in-game currency to obtain your preferred card.
As these characters are only available through gacha, you would need to save that precious in-game currency, but collecting them requires severe grinding. If you are planning to skip the grind, then you can try Chaos Zero Nightmare top up from LootBar which allows you to skip those tiring grind hours.
If you are still interested in such a unique gameplay, where you need to build your Chaos Zero Nightmare card stats so that your character performs well in-fight, then this is the guide that you are looking for.
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Builds for Best 5-star Combatants in Chaos Zero Nightmare
There are multiple cards in-game, but today we will be breaking down the builds of the five best 5-star combatants, and those five combatants are:
- Mei Lin
- Yuki
- Veronica
- Chizuru
- Renoa
Now, let's break down the builds of these 5-star combatants who can clear almost any challenge in-game.
Mei Lin
Mei Lin is a 5-star unit who is an exceptionally skilled Striker (expert in close combat), and she belongs to the Terrascion faction. As for her attribute, she has the Passion.
She is also the last disciple of the Xiang Tribe, who survived all alone in the Earth’s Chaos by living deep underground.
Basic Starting Cards
Cards | Details |
Strike | AP Cost: 1Type: ATKEffect: 100% DMG |
Flame Dragon Guardian | AP Cost: 1Type: SkillEffect: 100% Shield |
Unique Cards
Card | Details |
Flame Dragon Sovereignty | AP Cost: 2Type: ATKEffect: 300% DMGDestroy: Retain Embers |
Ego Skill Card
Card | Details |
Heavenly Flame Dragon | EP Cost - 6There will be an additional hit to the next four Basic Attack cards. |
Yuki
Yuki is the newest 5-star combatant in Chaos Zero Nightmare and is a strong Striker who is also a part of the Terrascion faction. She is also the latest unit to join the roster of the Order attribute.
She has a mischievous personality, but make sure you don't underestimate her kit, she has immense potential if built the right way. Yuki is also the head of the Special Investigations Department, making her a potent character in the lore of the game.
Basic Starting Cards
Cards | Details |
Longsword Slash | AP Cost: 1Type: ATKEffect: 100% DMG |
Rapid Cut | AP Cost: 2Type: ATKEffect: 220% DMG |
Flowing Parry | AP Cost: 1Type: SkillEffect: 100% Shield |
Unique Card
Card | Details |
Iceberg Cleave | AP Cost: 1Type: ATKEffect: 180% DMGInspiration: Additional hit, and 20% DMG |
Ego Skill
Card | Details |
Skycraper Cleave | EP Cost: 5Damage to nearby enemies by 300%.Also, move all the ATK cards from this unit to the top of the Draw pile, as it will provide additional +50% for each card. |
Veronica
Another 5-star combatant with the Passion attribute in Chaos Zero Nightmare is a highly capable unit to defeat the challenges in-game. She is a Ranger (long-range specialist) who is a part of the Stellar Familiar faction.
Veronica is a rabbit, who was raised by a mouse, and so sometimes she has identity issues, but doesn't stop her from chasing her goals. She even tried to get into the villainous image, but she lacks the talent for it, because all she can see is the good deeds in others.
Basic Starter Cards
Cards | Details |
Rapid Fire (Veronica) | AP Cost: 1Type: ATKEffect: 100% DMG |
Illusion of Golden Daffodils | AP Cost: 1Type: SkillEffect: 100% Shield |
Unique Card
Card | Details |
Bombardment Prep | AP Cost: 1Type: UpgradeEffect: Max stacks of reload with an additional reload. |
Ego Skill
Card | Details |
Hunting Time | EP Cost: 5Piercing DMG by 250% to nearby foes.Gain Maximum Reload |
Chizuru
Chizuru is a 5-star Void combatant who is also a well-known Psionic (Burst DPS). And she hails from the Peltion faction.
She is also the successor of the Getsuei ken (Shadow of the Moon Sword), and a shaman maiden who hails from the planet, Umishiro. She always maintains a refined grace and dignity while holding a solid will that is impossible to bend; in short, she is a strong and dependable person.
Chaos Zero Nightmare crystals can be used to speed up your upgrades, this is an effective way to reduce your grind time while securing your high DMG-dealing combatant.
Basic Starter Cards
Cards | Details |
Moonslash | AP Cost: 1Type: ATKEffect: 100% DMG |
Spiritflame’s Ward | AP Cost: 1Type: SkillEffect: 100% Shield |
Ego Skill
Card | Details |
Moonlight of High Tide | EP Cost: 5DMG buff by 250%For each Shadow of the Moon that is created, you will get a 50%+ DMG boost.Max stack up to 10. |
Renoa
A top 5-star Void, Hunter from the faction of Terrascion. She is a known poet, who is also an elite agent from the SS-Justitia. Renoa enjoys writing poems and prefers to maintain a cold demeanor under any situation.
Basic Starting Cards
Cards | Details |
Annihilation Shot | AP Cost: 1Type: ATKEffect: Will deal 100% DMG |
Black Veil | AP Cost: 1Type: SkillEffect: Gain 100% Shield |
Unique Card
Card | Details |
Last-Ditch Assault | AP Cost: 1Type: ATKEffect: 150% DMGWill discard all Dirge Bullets and provide an additional 50% + DMG |
Conclusion
Mastering these five combatants in Chaos Zero Nightmare will boost your chance of winning most of the challenges that Chaos Zero Nightmare has to offer. These cards are game-changing, if you field them rightfully, then you will be unstoppable. Try to prioritize and build your teams around these units, but of course, you are free to explore other units as well.
