214
reality-check
× 22 |
36
weapons
× 6 |
17
combat
× 4 |
10
empire-building
× 2 |
139
economy
× 15 |
35
robots
× 3 |
16
tactics
× 4 |
10
communism
|
118
politics
× 12 |
32
apocalypse
|
15
space
× 6 |
10
preservation
|
112
warfare
× 25 |
30
military
× 7 |
15
strategy
× 4 |
8
physics
× 4 |
90
science-based
× 21 |
24
fauna
× 3 |
15
survival
× 4 |
7
humans
× 5 |
71
technology
× 12 |
22
medieval
× 4 |
15
time-travel
× 4 |
7
super-powers
× 4 |
63
society
× 29 |
21
near-future
× 8 |
15
bio-mechanics
|
6
post-apocalypse
× 3 |
61
government
× 13 |
21
alternate-reality
× 4 |
15
martial-arts
|
6
fantasy-races
× 3 |
47
alternate-history
× 8 |
20
modern-age
× 4 |
13
alien-geometry
× 2 |
6
engineering
× 2 |
45
computers
× 3 |
20
dragons
× 3 |
13
species
|
6
electricity
× 2 |
43
law
× 5 |
19
materials
× 2 |
12
biology
× 5 |
6
cities
× 2 |
41
magic
× 12 |
18
games
|
11
mars
× 2 |
6
alternate-worlds
|
40
science-fiction
× 8 |
17
culture
× 8 |
10
military-defense
× 5 |
6
telepathy
|