Lab Rat
Critter
Vendor
They weren't lying, this rat can absolutely get that dang cheese.
Abilities
ComebackHit Chance, Deals damage., Deals additional damage if the user has lower health than the target.
FlurryHit Chance, Rapidly strikes at the enemy 1-2 times, dealing damage per hit., Hits an additional time if the user attacks first.
Poison FangHit Chance, Instantly deals damage and Poisons the target damage per round.
ScratchHit Chance, Scratches the enemy, dealing damage.
StampedeHit Chance, Starts a stampede, causing damage on the first round, on the second round, and on the third round., Opponents struck by the stampede take increased damage., Stampede continues.
SurvivalYou endure, preventing your health from being reduced below 1 health until the end of the next round., Pets affected by Survival will survive an Apocalypse.
Pet Facts
Lab Rat: ability choices and unlocks
The table connects Lab Rat to its recorded abilities, grouped by combat slot. Open an ability to inspect its effects and other pets with the same move.
| Ability | Slot | Unlock level |
|---|---|---|
| Scratch | Slot 1 | 1 |
| Comeback | Slot 1 | 10 |
| Flurry | Slot 2 | 2 |
| Poison Fang | Slot 2 | 15 |
| Stampede | Slot 3 | 4 |
| Survival | Slot 3 | 20 |
- Slot 1 pairs Scratch (level 1) with Comeback (level 10). These share a slot; a loadout cannot use both at once.
- Slot 2 pairs Flurry (level 2) with Poison Fang (level 15). These share a slot; a loadout cannot use both at once.
- Slot 3 pairs Stampede (level 4) with Survival (level 20). These share a slot; a loadout cannot use both at once.
Before leveling this pet for a team, check which of these alternatives your plan needs. Compare its in-game health, power and speed with the requirements of the encounter. A matching ability name alone does not establish that two pets are interchangeable.
How to Obtain
Vendor
Buy it from Angelo Rustbin in Undermine, then use the item to learn the pet.
Where it comes from
The sources Lab Rat names in its in-game collection entry, each with its own page.
Where to Find It: Undermine
Worldsoul Memory: Early Cartel WarsWorldsoul Memory: Kaja'mite ContactD.R.I.V.E.Primrose Crankshaft, Riot SchedulerSidestreet SluiceSpecial Assignment: Boom! Headshot!Special Assignment: Security DetailSurge PricingTeleporter to DornogalThe Incontinental HotelThe game data places this pet in Undermine but records no spawn coordinates. The gold pins are the zone's own landmarks from the game data, not this pet's spawn points.
3D Model
First-party render from the game files. Model © Blizzard Entertainment.