Probabilities
Partner Rate-Up Rescue - Amplified Distress Signal: Ruixiang
Zero Out All Despair! Hello, This is the Chaos Zero Nightmare Team In Chaos Zero Nightmare, probabilities are displayed with rounded decimal values. As a result, the sum of all displayed drop rates may exceed or fall short of 100%. * This information was current as of July 8, 2026. ■ Rescue Guide ㆍ The “Amplified Distress Signal: Ruixiang” event is a Partner Rate-Up Event. ㆍ All events falling under the 'Partner Rate-Up Event' category share and accumulate the same ★5 pity counter. ㆍ For every 10 Rescues, you will obtain at least one Target of ★4 or higher. The ★4 Target acquisition rate is (100% - ★5 Target acquisition rate). ㆍ The individual acquisition probability for each Combatant/Partner is applied as a 1/n chance within the combined probability of its respective grade and any rate-up effects. ㆍ When the Rate-Up Event for the next Partner begins, the 5★ Rate-Up Target for the current event will be added to the Normal Rescue pool. They may once again return as a Rate-Up Target in
Combatant Rate Up Rescue - Amplified Distress Signal: Fei
Zero Out All Despair! Hello, This is the Chaos Zero Nightmare Team In Chaos Zero Nightmare, probabilities are displayed with rounded decimal values. As a result, the sum of all displayed drop rates may exceed or fall short of 100%. * This information was current as of July 8, 2026. ■ Rescue Guide ㆍ The “Amplified Distress Signal: Fei” event is a Combatant Rate-Up Event. ㆍ All events falling under the 'Combatant Rate-Up Event' category share and accumulate the same ★5 pity counter. ㆍ For every 10 Rescues, you will obtain at least one Target of ★4 or higher. The ★4 Target acquisition rate is (100% - ★5 Target acquisition rate). ㆍ The individual acquisition probability for each Combatant/Partner is applied as a 1/n chance within the combined probability of its respective grade and any rate-up effects. ㆍ When the Rate-Up Event for the next Combatant begins, the 5★ Rate-Up Target for the current event will be added to the Normal Rescue pool. They may once again return as a Rate-Up Target in
Observe Prism Module - Eternal Moment Drop Rates (07/08 Edited)
Zero Out All Despair! Hello, This is the Chaos Zero Nightmare Team In Chaos Zero Nightmare, probabilities are displayed with rounded decimal values. As a result, the sum of all displayed drop rates may exceed or fall short of 100%. * This information was current as of July 8, 2026. ■ Observation Guide ㆍ The ★5 pity count for ‘Eternal Moment’ is not shared or accumulated with the ★5 pity count of other Rescues. ㆍ You can select the desired ★5 Prism Module to proceed with the observation. ㆍ When you obtain a ★5 Prism Module, the accumulated ★5 pity count is reset. ㆍ For every 10 Observations, you will obtain at least one Prism Module of ★4 or higher. The ★4 Target acquisition rate is (100% - ★5 Target acquisition rate). ㆍ The individual acquisition probability for each Partner/Prism Module is applied as a 1/n chance within the combined probability of its respective grade and any rate-up effects. ■ Probability Guide [★5 Targets] ㆍ The base probability of a ★5 Prism Module appearing is 3%,
Normal Rescue - Partner Rescue Rates(07/08 Edited)
Zero Out All Despair! Hello, This is the Chaos Zero Nightmare Team In Chaos Zero Nightmare, probabilities are displayed with rounded decimal values. As a result, the sum of all displayed drop rates may exceed or fall short of 100%. * This information was current as of July 8, 2026. ■ Rescue Guide ㆍ The ★5 pity count for ‘Partner Rescue’ is not shared or accumulated with the ★5 pity count of other Rescues. ㆍ When obtaining a ★5 Target, the accumulated ★5 pity count is reset. ㆍ For every 10 Rescues, you will obtain at least one Target of ★4 or higher. The ★4 Target acquisition rate is (100% - ★5 Target acquisition rate). ㆍ The individual acquisition probability for each Combatant/Partner is applied as a 1/n chance within the combined probability of its respective grade and any rate-up effects. ■ Probability Guide [★5 Targets] ㆍ The base probability of a ★5 Target appearing is 1%, and the total probability (including pity) of a ★5 Target appearing is 2.14343%. ㆍ Base probabilities are app
Normal Rescue - Combatant Rescue Rates(07/08 Edited)
Zero Out All Despair! Hello, This is the Chaos Zero Nightmare Team In Chaos Zero Nightmare, probabilities are displayed with rounded decimal values. As a result, the sum of all displayed drop rates may exceed or fall short of 100%. * This information was current as of July 8, 2026. ■ Rescue Guide ㆍ The ★5 pity count for ‘Combatant Rescue’ is not shared or accumulated with the ★5 pity count of other Rescues. ㆍ When obtaining a ★5 Target, the accumulated ★5 pity count is reset. ㆍ For every 10 Rescues, you will obtain at least one Target of ★4 or higher. The ★4 Target acquisition rate is (100% - ★5 Target acquisition rate). ㆍ The individual acquisition probability for each Combatant/Partner is applied as a 1/n chance within the combined probability of its respective grade and any rate-up effects. ■ Probability Guide [★5 Targets] ㆍ The base probability of a ★5 Target appearing is 1%, and the total probability (including pity) of a ★5 Target appearing is 2.14343%. ㆍ Base probabilities are a
Codex Merging Probabilities(05/27 Edited)
Zero Out All Despair! Hello, This is the Chaos Zero Nightmare Team Chaos Zero Nightmare displays probabilities after rounding decimal values. Therefore, the total probability displayed may be slightly above or below 100% ※ This information was current as of May 27, 2026. ※ The Codex Merging probabilities displayed are based on Merging performed using Units. ■ Codex Level Appearance Rates by Difficulty Codex Difficulty Codex Level Probability 4 30 9.09091% 31 9.09091% 32 9.09091% 33 9.09091% 34 9.09091% 35 9.09091% 36 9.09091% 37 9.09091% 38 9.09091% 39 9.09091% 40 9.09091% 5 41 10.00000% 42 10.00000% 43 10.00000% 44 10.00000% 45 10.00000% 46 10.00000% 47 10.00000% 48 10.00000% 49 10.00000% 50 10.00000% 6 51 10.00000% 52 10.00000% 53 10.00000% 54 10.00000% 55 10.00000% 56 10.00000% 57 10.00000% 58 10.00000% 59 10.00000% 60 10.00000% 7 61 20.00000% 62 20.00000% 63 20.00000% 64 20.00000% 65 20.00000% 8 66 20.00000% 67 20.00000% 68 20.00000% 69 20.00000% 70 20.00000% 9 71 20.00000% 72 20.0
Memory Fragment Crafting Probabilities(11/12 Edited)
Zero Out All Despair! Hello, This is the Chaos Zero Nightmare Team Chaos Zero Nightmare displays probabilities after rounding decimal values. Therefore, the total probability displayed may be slightly above or below 100% * Information as of November 12, 2025. ■ Memory Fragment Crafting Probabilities by Part - Only Legendary Memory Fragments can be crafted. - If a desired part is not selected, it will be crafted based on the probabilities listed below. Memory Fragment Part Probability Shock 16.66667% Suppression 16.66667% Denial 16.66667% Ideal 16.66667% Desire 16.66667% Imagination 16.66667% ■ Memory Fragment Crafting Main/Sub Options Probabilities - Applicable main options by equipment part Equipment Part Main Options Type Probability Shock Attack + 100.00000% Suppression Defense + 100.00000% Denial Health + 100.00000% Ideal Attack % 25.00000% Health % 25.00000% Critical Chance % 25.00000% Critical Damage % 25.00000% Desire Attack % 14.28571% Health % 14.28571% Passion Damage % 14.285
Memory Fragment Upgrade Probabilities(11/12 Edited)
Zero Out All Despair! Hello, This is the Chaos Zero Nightmare Team Chaos Zero Nightmare displays probabilities after rounding decimal values. Therefore, the total probability displayed may be slightly above or below 100% * Information as of November 12, 2025. ■ Memory Fragment Main Option Probabilities - Each Memory Fragment has different main options depending on its part. The table below shows the probability of each main option by part. - Main option probabilities are not affected by the Memory Fragment’s grade (Uncommon, Rare, or Legendary). Memory Fragment Equipment Part Main Options Probability Shock Attack + 100.00000% Suppression Defense + 100.00000% Denial Health + 100.00000% Ideal Attack % 25.00000% Health % 25.00000% Critical Chance % 25.00000% Critical Damage % 25.00000% Desire Attack % 14.28571% Health % 14.28571% Passion Damage % 14.28571% Justice Damage % 14.28571% Order Damage % 14.28571% Void Damage % 14.28571% Instinct Damage % 14.28571% Imagination Attack % 25.00000%
