Always skip Water Gun

(Reference this when second-guessing decision to skip Water Gun)

Benefits
- don't kill stuff
- don't evolve early
- 17 for zubat
- 17 for grimer
- always 17 for voltorb
- 18 for koffing
- always 18 for pidgeotto
- 19 for rattata+bulbasaur (badge boost)
- 20 for weedle
- 20 for pidgey
- always 20 for rattata
- 23+thrash for pidgey
- 23+thrash for nidoran-f
- always 23+thrash for mankey
- fight onix hiker
- always 25 for staryu
- can be 27 for pidgeotto
- always 27 for raticate
- can be 28 for voltorb
- always 28 for pikachu
- always 29 for bellsprout
- can be 30 for slowpoke (very rare)
- always 30 for oddish
- always 32 for growlithe
- always 37 after silph rival
- always 40 for muk
- better horn attack pp
- $420 extra
- a bit of defense stat exp.
- negative: easier to lose bruno red bar on 2-3, 7-9, 13-14 dv
- always good red bar level-ups

18
1
0.1
0.1
0.1
1.5
0.5
0.1
1
3
0.1
5
4
0.3
22
0.5
0.1
0.1
1
0.1
0.1
0.1
1
0.1
0.1
0.1
0.2
0.8
0.1
-0.1
2.5
TOTAL: Less than 1:15