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Catch a Brainrot Type Chart - All 9 Types and Matchups

verified · updated 2026-07-13 · Catch a Brainrot

Catch a Brainrot's battle system runs on 9 types. A type-vs-type multiplier applies in combat, so knowing each type's matchups matters for building a team.

Type chart

Every type's strong-vs and weak-to matchups:

  • Normal: strong vs (none), weak to Fighting
  • Fire: strong vs Grass, Steel; weak to Water
  • Water: strong vs Fire; weak to Grass, Electric
  • Electric: strong vs Water; weak to (none)
  • Grass: strong vs Water; weak to Fire
  • Fighting: strong vs Steel, Normal; weak to Psychic
  • Psychic: strong vs Fighting; weak to Dark
  • Dark: strong vs Psychic; weak to Steel
  • Steel: strong vs Dark; weak to Fighting, Fire

Key insights

What stands out once you line up all 9 types side by side:

  • Electric has no listed weakness - the single strongest defensive typing in the chart, and a meta pick as a result.
  • Fire and Fighting are the only types with two strong-vs targets each: Fire hits Grass and Steel, Fighting hits Steel and Normal.
  • Normal is the weakest typing defensively - it has zero strong-vs targets of its own.

Important note

Type per brainrot is not yet documented publicly - this chart applies to the game's underlying battle system. The wiki will map each brainrot to its type once that data is verified.

FAQ

How many types are in Catch a Brainrot's battle system?

Nine: Normal, Fire, Water, Electric, Grass, Fighting, Psychic, Dark and Steel.

Which type has no weakness?

Electric - it has no listed weakness in the chart, making it the strongest defensive typing.

Which types hit the most targets?

Fire and Fighting, each with two strong-vs matchups - the rest of the chart has only one apiece.

Source-checked

This guide is written and source-checked by GuideDex staff against in-game testing and primary sources. updated · GuideDex staff. Report a correction.