25
society
× 2 |
8
materials
|
2
alternate-reality
|
0
planets
|
25
reality-check
|
8
oxygen
|
2
augmented-reality
|
0
religion
|
25
technology
|
7
warfare
× 2 |
2
combat
|
0
terraforming
|
18
dragons
× 2 |
5
economy
× 3 |
2
modern-age
|
0
travel
|
16
computers
|
5
politics
|
1
near-future
|
0
magic
|
16
mathematics
|
2
super-powers
× 2 |
1
humans
|
0
language
|
16
numeral
|
2
teleportation
× 2 |
1
law
|
0
monsters
|
11
science-based
× 3 |
2
science-fiction
× 2 |
1
social-norms
|
0
far-future
|
9
generation-ships
× 2 |
2
cybernetics
|
1
spaceships
|
0
gods
|
user
