one dataset · paper, tables, graph, wiki
simgrammar the grammar of simulation

parts

8 mechanics, as Spore does them

core · 3

multiplayer & persistence

Content sharing

Every creation uploads automatically to the Sporepedia and is redistributed to populate other players' worlds, so other players' designs fill the galaxy without manual import.

progression & goals

Milestone unlocks

Each stage ends at a progress threshold and hands the species to a new rule set (cell, creature, tribal, civilization, space), with three consequence traits awarded from how aggressive or social the player was.

space & construction

Modular assembly

Creature, building, and vehicle editors assemble parts such as mouths, legs, and arms whose choice sets abilities, diet options, and stats; textures and animation are applied procedurally to the assembled topology.

supporting · 5

control & automation

Direct avatar control

The player directly steers the cell, the creature, and later a spaceship.

social relations

Faction diplomacy

Creature-stage species, tribes, nations, and space empires such as the Grox can be befriended through social actions or conquered.

world generation

Procedural terrain

space & construction

Terraforming

In the space stage rocky planets can be terraformed, their ecosystems changed, and features such as mountains and lakes added.

control & automation

Unit commands

Tribal and civilization stages switch to commanding up to 12 tribe members, then vehicles and cities.

core loop

eat to earn DNA points -> edit body parts to change abilities -> befriend or fight other species -> stage completes and grants consequence traits -> next stage changes the rules -> colonize and terraform planets -> creations upload to the Sporepedia and populate other players' galaxies

design notes

Spore's evolution is player design rather than selection: body parts bought with DNA points set speed, attack, and social abilities directly, and nothing is inherited by differential survival. Its distinctive system is the part-based editors (18 share one interface) whose creations are stored as compact descriptions of a few kilobytes and reconstructed procedurally, which let Maxis upload every creation and redistribute them as the inhabitants of other players' galaxies (over 100 million by May 2009). Each of the five stages swaps in a different genre's rules, and play style in each stage assigns consequence traits that carry forward.

appears in

the paper, 2 sections · 1 chapter · 1 episode
paper

5. The structure of the design space

linked in this section of the paper

paper
paper

Appendix A. Game catalog

linked in this section of the paper

paper
catalog

The catalog

listed with its year, developer, subgenre, and number of mechanics

book
ch 9

Chapter 9. Vacant lots

named in the text

book
ep 8

Vacant lots

on screen at 4:03 shared designs

episode

sources

1
Wikipedia contributors (2026). Spore (2008 video game). Wikipedia

provenance

runs in log/runs
2026-10-24
created2026-10-24-catalog-gdcatalog
2026-10-25
reviewed2026-10-25-contributor-readinessmaintenance