Every mob now has a level. Survival just got a difficulty curve.

MobLevel attaches a level to every creature in the world. That level
silently rewrites the mob’s health, damage, drops, and experience. A level-3
zombie is a pushover. A level-150 zombie is a boss fight you didn’t ask for —
faster than you, immune to the sun, and it cheats death once.

The catch: power has to be earned and found, not farmed in an afternoon.

How leveling works

Level 20 is the vanilla baseline — a level-20 cow is exactly the cow you
already know. From there:

Below 20 mobs are weaker than vanilla and their loot gets scarcer the lower they go.
Above 20 mobs scale up in health, damage, loot, and XP.

Spoiler: exact scaling numbers

Health climbs faster than damage, so high-level mobs are tanky before they are
lethal — you get time to realise what you walked into.

| Level | Health | Damage | Loot | XP |
|:—–:|:——:|:——:|:—-:|:–:|
| 1 | 0.5x | 0.5x | 1 item, 25% chance | 0.5x |
| 20 | 1.0x | 1.0x | normal | 1.0x |
| 50 | 2.5x | 1.6x | 1.6x | 1.3x |
| 100 | 5.0x | 2.6x | 2.6x | 1.8x |
| 150 | 7.5x | 3.6x | 6.6x | 4.3x |

Health scales +5% per level, damage and loot +2%, XP +1%. Level 150 adds a
flat jackpot on top: +3x loot and +2x XP.

Low-level animals dropping less is intentional — a level-1 cow gives you a

single steak, and only one time in four. The good loot lives at the top.

High levels are rare on purpose

Hostiles and passives roll on two separate curves. Monsters despawn and get
replaced constantly, so a generous tail there is self-limiting. Farm animals
never despawn, so every high roll is permanent — they are held to a much
harsher curve.

Spoiler: how rare, exactly?

Cumulative odds — the share of spawns at or above each level:

| At or above | Passive | Hostile |
|:———–:|:——-:|:——-:|
| Level 21 | 1 in 50 | 1 in 22 |
| Level 50 | 1 in 285 | 1 in 100 |
| Level 100 | 1 in 810 | 1 in 278 |
| Level 130 | 1 in 2,200 | 1 in 770 |
| Level 150 | 1 in 50,000 | 1 in 16,600 |

A hostile is roughly 2.9x more likely to be dangerous than an animal of the
same level band. Finding a natural level-150 is a story you tell other players.

Level 150: apex mobs

The top of the curve isn’t just a bigger health bar. Purple particles mark
them from a distance — approach at your own risk.

Spoiler: what a level-150 mob can do

Aggressive toward players — no matter the species. A level-150 cow hunts you. Passive mobs don’t panic; they retaliate.
1.5x movement speed. You will not outrun it in a straight line.
Sun-proof. Level-150 zombies and skeletons don’t burn at dawn.
A hidden Totem Necklace lets them cheat death once — and on their real death there’s a 10% chance they drop it for you to claim.

See it in action

Creepers are a special problem

Creeper blast radius scales with level: **3 blocks at level 1, up to 12 at
level 150**. A high-level creeper doesn’t just hurt more, it removes
substantially more of whatever you built.

Breeding: the long game

Animals pass their levels to their children — the offspring inherits the
average of its parents, rounded down. Two level-40 cows make a level-40
calf. A level-150 bull and a level-50 cow make a level-100 calf, not a
level-150 one.

So how do you ever climb? Mutations.

Spoiler: mutation odds

Roughly one birth in a hundred comes out a few levels above its parents
(+3 to +8). Because the average is floored, a bloodline can never lift itself
— only mutations push the ceiling up, and only a few levels at a time.

There is no shortcut. A level-100 herd is a genuine long-term project, not a

five-minute exploit.

The spyglass is a level scanner

Names only show up when you’re close and looking at a mob. Scope a spyglass
and you can read a mob’s level from up to 100 blocks away — through the
scope only, and never through walls. Scouting before you commit is a real
option.

Boss mobs stay fair

The Ender Dragon and the Wither are clamped to a sane level range (20-80 by
default), so they scale up without turning into unkillable health sponges.

Villagers and traders level up too

Villagers and wandering traders have levels, and their trades follow the same
curve. Level 20 is vanilla.

Spoiler: what changes with level

Low level: worse prices, smaller stacks and fewer uses per trade.
High level: cheaper trades (down to half price at level 150), up to double the result count on stackable items, up to 3x the uses, and enchantments one level higher (within vanilla limits) from level 75.
The level shows in the trading screen title, e.g. [Lv87] Librarian.
Baby villagers inherit their parents’ average level, with the same rare mutations as animals. A cured zombie villager keeps its level.
Villagers never turn aggressive at level 150.
Trades are improved once, when they are created. Existing trades stay as they are, and /moblevel uninstall restores vanilla offers.

Commands

Loaders and versions

Forge: 1.20 to 1.20.6
NeoForge: 1.21 to 1.21.11 (except 1.21.2) and 26.2
Fabric: 1.21 to 1.21.8, 1.21.10, 1.21.11 and 26.2. Requires Fabric API.

Not covered by 2.2.0: 1.21.2 on any loader, 1.21.9 and 26.1.x on Fabric, and 26.3 on any loader.
Use 2.1.2 there.

At a glance

Levels drive health, damage, loot, and XP together, on separate curves
Color-coded names reveal a mob’s level when you look at one
Particle auras mark the most dangerous mobs
Despawn-safe by design — levels live in entity tags and the label is drawn client-side, so vanilla naming, persistence and despawn rules are untouched and hostile mobs never pile up
Fully configurable — spawn rarity, scaling curves, breeding odds, and boss limits are all tunable

Install, start a new world, and find out what’s been hiding in the dark.

Mob Level

截图

介绍