- Merge a Mini Army Rebirth resets Cash, upgrades, and deployed units.
- First Rebirth requirement: Unlock the Supersonic Jet, listed as unit 22.
- Second Rebirth requirement: Reach the 27th unit in the index.
- Main benefit: Higher Cash bonuses and access to stronger merge tiers.
- Best preparation: Upgrade Spawn Tier before attempting either reset.
merge a mini army rebirth guide: How the System Works
In Merge a Mini Army, Rebirth is a progression reset designed to expand your army-building options. Activating it removes your current Cash, upgrades, and units, but gives you access to higher-tier troops and a stronger Cash multiplier.
This mechanic works like a soft reset. You give up short-term progress to improve the ceiling of future runs. Because of that tradeoff, Rebirth should be treated as a planned milestone rather than a button to press immediately after reaching the requirement.
The system currently has two Rebirth levels. Each level requires you to merge units until you obtain a specific entry in the unit index. The first milestone centers on the Supersonic Jet, while the second requires reaching the 27th unit in the index.
| Rebirth | Main requirement | Cash bonus | Major unlocks |
|---|---|---|---|
| First Rebirth | Obtain the Supersonic Jet, unit 22 | +100% Cash multiplier | Tier 4.19M through Tier 67.1M |
| Second Rebirth | Obtain the 27th unit in the index | +200% Cash multiplier | Tier 134M through Tier 2.14B |
Do not judge a Rebirth only by the units you lose. The Cash bonus and higher merge tiers determine how quickly your next progression cycle can develop.
The most important change after Rebirth is the expanded merge range. The first reset unlocks five higher tiers, beginning at Tier 4.19M and ending at Tier 67.1M. The second reset adds another five tiers, from Tier 134M to Tier 2.14B.
For a reference overview of the mechanic, read the Merge a Mini Army Rebirth guide on Sportskeeda.
Rebirth Requirements and Tier Unlocks
The two Rebirth milestones are straightforward in concept, but reaching them still requires several rounds of merging. The best way to reduce wasted time is to improve the tier of units appearing in your base before spending resources on repeated low-level merges.
The Spawn Tier upgrade is especially important. Increasing it raises the tier of units that spawn in your base, allowing you to approach the required index entries more efficiently. Save enough Cash for this upgrade before investing in less important improvements.
| Goal | Required progress | Why it matters |
|---|---|---|
| First Rebirth | Unlock the Supersonic Jet | Opens the first set of advanced merge tiers |
| Second Rebirth | Obtain unit 27 in the index | Opens the highest reported Rebirth tier range |
| Spawn preparation | Raise Spawn Tier | Improves the quality of newly appearing units |
| Territory preparation | Build a strong unit before resetting | Helps capture garrisons, camps, and Apocalypse airfields |
First Reset
- Requires the Supersonic Jet
- Uses the 22nd index entry
- Grants a +100% Cash multiplier
- Unlocks Tier 4.19M to Tier 67.1M
Second Reset
- Requires the 27th index entry
- Grants a +200% Cash multiplier
- Unlocks Tier 134M to Tier 2.14B
- Supports later high-tier army growth
Spawn Tier Focus
- Raises the quality of spawned units
- Reduces dependence on basic merges
- Helps reach index milestones sooner
- Should be considered before resetting
The table below organizes the reported post-Rebirth tiers in progression order.
| Unlock group | Tier 1 | Tier 2 | Tier 3 | Tier 4 | Tier 5 |
|---|---|---|---|---|---|
| First Rebirth | 4.19M | 8.38M | 16.7M | 33.5M | 67.1M |
| Second Rebirth | 134M | 268M | 536M | 1.07B | 2.14B |
Every Rebirth deletes current Cash, upgrades, and units. Confirm that the required unit is secured before activating the reset.
Step-by-Step Rebirth Preparation
A successful Rebirth run begins before the requirement appears. Use the following process to protect your progress and turn the reset into a useful upgrade rather than a premature loss of resources.
Build Your Cash Reserve
Continue merging units and earning Cash until you can afford important base improvements. Avoid spending every resource immediately, because Spawn Tier investment can make the next phase more efficient.
Upgrade Spawn Tier
Prioritize the Spawn Tier upgrade when possible. Higher spawned unit tiers reduce the number of basic merges needed to progress through the index.
Merge Toward the Index Goal
For the first reset, continue merging until the Supersonic Jet appears as the 22nd unit. For the second reset, progress until the 27th unit in the index is obtained.
Use Strong Units Before Resetting
The Supersonic Jet can be used to capture garrisons, camps, and Apocalypse airfields before you press the Rebirth button. Take advantage of available territory progress first.
Activate Rebirth at the Right Time
Check that the required milestone is complete, then activate Rebirth. Expect your Cash, upgrades, and units to be removed while your new multiplier and tier access remain available.
This workflow separates preparation from activation. The main mistake is reaching the requirement and resetting without using the strongest available unit for territory objectives. If a garrison, camp, or Apocalypse airfield is within reach, complete that objective before accepting the reset.
| Preparation phase | Recommended action | Expected value |
|---|---|---|
| Early cycle | Merge basic units consistently | Builds Cash and index progress |
| Mid cycle | Invest in Spawn Tier | Produces better starting units |
| Requirement phase | Confirm the target index entry | Prevents an accidental reset |
| Final check | Capture available territory | Converts current strength into progress |
| Reset phase | Activate Rebirth | Applies the multiplier and tier unlocks |
The strongest reset window is after the required index entry is secured and useful territory objectives have been completed.
How to Progress Faster After Rebirth
The post-Rebirth cycle should feel different from the first run because the Cash multiplier gives you more room to fund upgrades. The goal is not simply to repeat the old path; it is to use the new tier access to reach stronger units with fewer inefficient steps.
Start by rebuilding a stable Cash flow. Avoid scattering resources across every available upgrade at once. A focused upgrade path makes it easier to improve Spawn Tier and resume higher-level merging.
| Priority | Focus | Reason |
|---|---|---|
| 1 | Cash generation | Supports every later upgrade and merge |
| 2 | Spawn Tier | Improves the quality of incoming units |
| 3 | Index progression | Moves you toward the next Rebirth milestone |
| 4 | Territory objectives | Uses strong units before another reset |
| 5 | Optional upgrades | Add after core progression is stable |
The first Rebirth opens the Tier 4.19M–67.1M range. The second opens Tier 134M–2.14B. These ranges give your later cycles a higher target and make the second reset especially valuable for players aiming to build the strongest tanks and fighter airplanes available in the reported progression.
Use this simple comparison when deciding how to spend Cash:
| Spending choice | Short-term benefit | Long-term value |
|---|---|---|
| Basic merges | Immediate index progress | Useful early, less efficient later |
| Spawn Tier | Better new units | Strong value across the entire cycle |
| Territory push | Captures map objectives | Valuable before a planned reset |
| Extra upgrades | Improves selected systems | Best after core progression is funded |
The Cash multiplier is most useful when paired with better spawned units. Treat Spawn Tier and Cash generation as connected priorities rather than separate upgrades.
Rebirth Readiness Checklist:
- Confirm the required index entry is unlocked
- Raise Spawn Tier before the reset when affordable
- Use the Supersonic Jet for available territory objectives
- Accept that Cash, upgrades, and units will be deleted
- Plan your first post-Rebirth purchases before activating the reset
Rebirth FAQ and Milestone Summary
Rebirth is the central long-term progression system in Merge a Mini Army because it links merging, Cash management, unit indexes, and territory control. The first reset establishes the advanced progression loop, while the second reset leads to the highest reported tier range.
Keep the following milestone summary available while planning your next cycle.
| Milestone | Target | Reported result |
|---|---|---|
| Unit 22 | Supersonic Jet | Enables First Rebirth |
| First Rebirth | Activate after meeting the requirement | +100% Cash multiplier and five new tiers |
| Unit 27 | 27th index entry | Enables Second Rebirth |
| Second Rebirth | Activate after meeting the requirement | +200% Cash multiplier and five higher tiers |
| Highest reported tier | Tier 2.14B | Current top tier listed in the reference material |
Q: What does Rebirth do in Merge a Mini Army?
Rebirth removes your current Cash, upgrades, and units, then grants a stronger Cash multiplier and access to higher-tier units for future merging.
Q: What is needed for the first Rebirth?
You must merge units until you unlock the Supersonic Jet, which is identified as the 22nd unit in the index.
Q: What is needed for the second Rebirth?
The second Rebirth requires reaching the 27th unit in the index through continued merging.
Q: What is the highest tier listed for the current system?
The highest tier listed in the available 2026 reference material is Tier 2.14B, unlocked through the second Rebirth progression.
Plan each reset around three checks: the index requirement, your Spawn Tier investment, and any territory objective worth completing before your units disappear.
The most reliable approach is to treat Rebirth as a cycle:
- Build Cash and improve your starting unit quality.
- Merge toward the required index entry.
- Use high-tier units for territory progress.
- Confirm the reset requirement.
- Rebuild with the new Cash multiplier and tier access.
With that structure, the first Rebirth becomes a foundation for advanced merging, and the second Rebirth provides access to the reported Tier 2.14B ceiling.