Highest owned nuke
Rebirth progress checks the highest nuke sitting in your base. Discovery in the index is not enough.
Rebirth guide
Merge a Nuke Rebirth Guide
Rebirth is a permanent cash multiplier and tier-cap system. The requirement is based on the highest nuke you actually own in your base.
what the UI checks
Merge a Nuke Rebirth Rules
Cap adds 5 tiers
Each rebirth raises the merge cap by 5 tiers. First gate is T30, then T35, T40, T45, T50 and T55.
Spawn Tier cap follows rebirth
Spawn Tier upgrades cannot pass the current rebirth cap. The config hard cap is level 55.
Merge a Nuke Rebirth Summary
T30First requirement536.87M
25%First cash bonus1.25x total
TnullFinal listed gate
6Max rebirth levelcurrent game limit
all levels
Merge a Nuke Rebirth Requirements and Rewards
| Before | After | Required highest nuke | Cash bonus after | Merge cap after | Spawn tier cap after | TIER cost to gate |
|---|---|---|---|---|---|---|
| R0 | R1 | T30 (536.87M) | 25% total | T35 | T35 | $1.07Qa |
| R1 | R2 | T35 (17.18B) | 50% total | T40 | T40 | $76.54Qa |
| R2 | R3 | T40 (549.76B) | 75% total | T45 | T45 | $5.49Qi |
| R3 | R4 | T45 (17.59T) | 100% total | T50 | T50 | $393.18Qi |
| R4 | R5 | T50 (562.95T) | 125% total | T55 | T55 | $28.18Sx |
| R5 | R6 | T55 (18.01Qa) | 150% total | T60 | T55 | $2.02Sp |
| R6 | Rnull | Tnull (null) | null% total | Tnull | Tnull |
Spawn Tier Cap by Rebirth
| Rebirth | Merge cap | Max Spawn Tier upgrade available | Meaning |
|---|---|---|---|
| R0 | T30 | T30 | Spawn Tier can reach the current merge cap. |
| R1 | T35 | T35 | Spawn Tier can reach the current merge cap. |
| R2 | T40 | T40 | Spawn Tier can reach the current merge cap. |
| R3 | T45 | T45 | Spawn Tier can reach the current merge cap. |
| R4 | T50 | T50 | Spawn Tier can reach the current merge cap. |
| R5 | T55 | T55 | Spawn Tier can reach the current merge cap. |
| R6 | T60 | T55 | Config hard cap limits Spawn Tier before the visual merge cap. |
defense cap
Lock Base Upgrades After Rebirth
| Rebirth | Max Lock Base level | Max duration | Player meaning |
|---|---|---|---|
| R0 | 10 | 05:30 | First cap for basic protection. |
| R1 | 20 | 10:30 | After the first rebirth, Lock Base can reach 10:30. |
| R2 | 30 | 15:30 | Long enough for a longer rebuild window. |
| R3 | 40 | 20:30 | Strong defensive window for active PvP. |
| R4 | 50 | 25:30 | Hard cap. |
| R5 | 50 | 25:30 | Hard cap remains. |