7
biology
× 5 |
3
environment
× 2 |
1
wild-west
|
0
weapons
|
7
science-based
× 5 |
3
xenobiology
× 2 |
1
fire
|
0
technology
|
6
reality-check
× 4 |
2
health
|
1
dragons
|
0
society
|
5
evolution
× 3 |
2
viruses
|
1
clothing
|
0
mathematics
|
3
creature-design
× 3 |
2
mythical-creatures
|
1
anatomy
|
0
names
|
3
hard-science
× 2 |
1
super-powers
|
0
bio-mechanics
× 2 |
0
terminology
|
3
ecology
× 2 |
1
firearms
|
0
magic
|
David G.
