24
reality-check
× 14 |
8
cataclysms
|
3
construction
× 3 |
3
earth
|
22
science-based
× 4 |
8
technological-development
|
3
planets
× 3 |
2
dragons
× 2 |
18
society
× 7 |
7
secret-society
× 2 |
3
reproduction
× 2 |
2
futurology
|
14
warfare
× 2 |
6
cities
× 3 |
3
space
× 2 |
2
gender
|
13
time-travel
× 2 |
6
language
× 3 |
3
space-colonization
|
2
genetics
|
13
geography
× 2 |
6
civilization
|
3
medicine
|
2
religion
|
13
alternate-history
|
6
astronomy
|
3
science-in-society
|
2
population
|
12
technology
× 2 |
6
social-norms
|
3
reptiles
|
2
werewolf
|
11
magic
× 3 |
6
time
|
3
fauna
|
1
humans
× 2 |
9
medieval
× 2 |
6
time-keeping
|
3
biology
|
1
isolation
|
9
weather
|
5
diseases
× 2 |
3
alternate-reality
|
1
law
|
9
physics
|
4
economy
× 3 |
3
medieval-europe
|
1
military-defense
|
8
government
× 3 |
4
near-future
× 2 |
3
geology
|
1
modern-age
|