44
science-based
× 4 |
7
technology
× 2 |
0
space-colonization
× 2 |
0
flight
|
27
flora
|
7
weapons
|
0
biology
× 2 |
0
survival
|
27
food
|
7
medieval-europe
|
0
creature-design
× 2 |
0
preservation
|
27
humans
|
5
society
× 3 |
0
death
|
0
space
|
27
fauna
|
4
engineering
|
0
education
|
0
merfolk
|
20
reality-check
× 5 |
4
bronze-age
|
0
colonization
|
0
magic
|
14
warfare
× 4 |
3
far-future
|
0
aliens
|
0
futurology
|
10
government
× 2 |
3
farming
|
0
archaeology
|
0
time-travel
|
10
espionage
|
3
planets
|
0
avian
|
0
universe
|
9
science-fiction
× 3 |
3
livestock
|
0
biochemistry
|
|
7
physics
× 2 |
2
near-future
|
0
fantasy-races
|
DrMcCleod
