Patch 1.2.0.1 is live - mutagen drops up to 3%, baby Trex speed capped
Brotato: Primal Dread

Bosses and elites in the Jungle

Quick answer

The Jungle adds new elites and bosses across its 20 waves, and the run ends on a boss. Named creatures confirmed in the patch notes include the Brachiosaurus and baby Trex; mecha dinosaurs fire lasers and mutant dinosaurs spray acid.

The Jungle's elite and boss roster is the part of the DLC with the least public documentation and the most player frustration, so this page is upfront about what is known and what is not.

Known: the DLC adds new enemies, elites and bosses across 20 waves, and the run ends on a boss. Known: mecha dinosaurs fire lasers, mutant dinosaurs spray acid, and packs charge out of the undergrowth. Known: two creatures are named in the patch notes, the Brachiosaurus and the baby Trex.

Not known, publicly: the full boss list. The DLC does not publish one, and the store page does not name them. What follows is therefore a threat-type guide rather than a boss-by-boss walkthrough, which is the honest format for a two-day-old DLC.

Named creatures

CreatureWhere it is confirmedWhat it does
BrachiosaurusPatch 1.2.0.1, which fixed it and its foot in the CodexA large creature; the patch implies it is a significant enough entry to matter in the Codex
Baby TrexPatch 1.2.0.1, which capped its speed at 95% of the target player's max speedA fast chaser that could previously outrun the player
Mecha dinosaursLaunch postFire lasers; leave oil puddles that slow you
Mutant dinosaursLaunch postSpread acid across the arena

The baby Trex line is the most informative patch note in the whole update. If a creature's speed needed to be capped at 95% of the player's maximum, then before the cap it could outrun a player at full movement speed, which means there was no kiting answer. That is now fixed, and the fix tells you what the creature is: a pursuit enemy you cannot simply walk away from.

Official Steam screenshot: a giant burrowing creature at wave 20 facing off against a skull-faced potato in a jungle arena

Elite behaviour, by threat type

Elites in the Jungle inherit the map's grammar, so they are best understood by what they do to your movement rather than by name.

Chargers. Packs that steam out of the undergrowth in a straight line. The answer is lateral movement: step perpendicular to the charge, not away from it. A charger that misses keeps going, which buys you the seconds you need.

Shooters. Mecha dinosaurs with lasers. A beam is a line, and a line is dodgeable if you see it early. The mistake is trying to outrun a beam along its axis instead of stepping off it.

Area-deniers. Mutant dinosaurs with acid, plus anything that leaves oil. These do not kill you directly; they shrink the arena until something else kills you. Kill them early or accept that the fight is happening somewhere else.

Flyers. The launch post notes that flying dinosaurs exist because holes made them necessary. Flyers ignore the floor, which means they ignore the terrain advantage you were counting on.

Wave 20

The run ends at wave 20, and the official content list is explicit that the Jungle has new bosses. The store screenshots show a very large burrowing creature in a wave 20 frame, which is consistent with a boss encounter but is not a name.

What can be said about the fight without inventing detail:

  • It is a single-target check. Twenty waves of pack clearing does not prepare you for one large health bar. Builds that only clear crowds stall here.
  • The arena is already degraded. By wave 20 you have oil, acid and holes to deal with, so the fight is as much about floor space as damage.
  • Patience beats greed. The boss waves in Brotato punish players who stand in range to finish a damage window. The Jungle adds hazards that make that greed more expensive than usual.

Counterplay table

ThreatWhat kills youWhat to do
Charging packBeing in the lane when it arrivesStep perpendicular, then re-engage from the side
LaserStanding on the beam lineWatch the charge tell, move off the axis early
Oil puddleSlow into a surroundFight on clean ground; drag the pack out
Acid poolStanding in area denial to finish a killGive up the kill, keep the lane
Flying packIgnoring the air because the floor is safeKeep one ranged answer in your six
Baby TrexTrying to outrun itIt is capped at 95% of your speed; you cannot. Kill it or use terrain
BossSingle-target damage gap at wave 20Build at least one weapon that hits one thing hard

When nothing spawns

If your run reaches a wave where nothing seems to spawn, check the wave counter before assuming a bug. The DLC launched with a patch one day later, and 1.2.0.1 fixed a shop bug where the Endless button and boss icon showed up when the next wave was not wave 20, and where upcoming wave icons did not match the actual next wave. That is a UI mismatch, not a missing boss, and it is fixed in the current build.

Honest limits

The bosses are not named anywhere official: the DLC publishes no boss list and the screenshots carry no labels, so there are no health values to quote either. What the notes do confirm is the threat types, and the counterplay above is written for those, which is enough to survive a first clear and to recognise what killed you.

For the arena itself, see the Jungle map page. For the two hazard systems in detail, see Mecha and Mutation.

Checked 2026-11-04 against the 1.2.0.1 build.