Upgrading pets dramatically increases income! Here’s how the system works.

How Upgrades Work

Basic Mechanics

  1. Click on a Brainrot on platform
  2. Spend coins to upgrade
  3. Income per second increases
  4. Each level costs more
  5. Repeat to max level

Upgrade Priority

Upgrade These First

PriorityPet Type
1stOG/Divine/Exclusive
2ndBrainrot God/Secret
3rdMythic/Legendary
4thEpic
SkipCommon/Rare (fuse instead)

Why This Order?

Higher tier pets:

  • Better base income
  • Better scaling
  • More value per upgrade coin

Upgrade Math

Each upgrade level:

  • Increases income by %
  • Costs more than previous
  • Compounds over levels

Example Scaling

LevelIncome BoostCost
1+10%Low
5+50%Medium
10+100%High
Max+200%+Very High

Approximate - actual values vary by pet

Upgrade Strategy

Early Game

  • Focus on highest tier you have
  • Max one before moving to next
  • Don’t spread upgrades thin

Mid Game

  • Max all Legendaries
  • Then do Epics
  • Fuse lower tiers

Late Game

  • Max Divine/OG pets
  • Everything fully upgraded
  • Optimization mode

Common Mistakes

MistakeProblem
Upgrading CommonsWasted coins
Spreading upgradesInefficient
Skipping high-tierMissing income

Upgrade smart, earn more! 💰