rand·monster

monster lineage roguelike

rand·monster

Evolve a strange creature through a living ruined world, then bring your rare forms into the Lab, store, friends, and social lineage systems.

Play now
500 forms Cloud Lab Social breeding
III
Blood rare · blood
IV
Thorn epic · spore
V
Rime legendary · frost
IV
Glimmer epic · tide
V
Sun legendary · radiant

evolution branches

Every run becomes a new silhouette.

Radiant
Venom
Frost
Blood
Spore
Crystal

online grove

Your account wraps the whole monster economy.

Profile

Signed out

checking

Sign in to sync cloud saves, credits, Lab monsters, and friends.

Monster Lab

Evolve, breed, publish

Open Lab
Cloud generation turns your lineage into new owned monsters.

Spend credits to evolve one parent or breed two parents. The full Lab page shows the generation pipeline, costs, ownership flow, and marketplace handoff.

View Lab Find parents
Evolve 1 credit · add a trait to one monster
Breed 2 credits · combine two lineages
Marketplace creator earns 90% of credit sales

Store

Credits and gems

Credits Lab generations, marketplace buys, social breeding fees
Gems egg banners, cosmetics, seasonal pulls
Full store Stripe checkout Ledger balance

Friends

Social ranch

Open Friends page

Requests

Friends online

Community

Live grove

Creator lineages are the public layer of the economy.

Leaderboard runs, marketplace listings, friend breeding, and custom monster sales all roll up into the same account graph.

Ranked runs Best tier records from server-side events.
Custom monsters Owned Lab results can be listed and sold for credits.
Stud fees Upcoming social breeding splits creator revenue.
Open Community page

Top tiers

Marketplace

Enter the Grove Manage Lab Legacy World