it evolves into swellow in level 22
it doesn't evolve in Pokemon ruby.
Weezing does not evolve in Pokemon Ruby.
I believe Swinub evolves into Piloswine in Pokemon Ruby at level 33.
With the seventh badge in Pokemon Ruby version, you can control caught or traded Pokemon up to level 70.
level 70
Koffing evolves at Level 35 in Pokémon Ruby.
You have to level them up, there is no cheat to get them to level 100 instantly
LEVEL 45
level 20
level 26
Level 36.
Level 39