Miltank doesn't evolve.
Mareep will evolve at Level 15 in Pokémon Crystal.
In pokemon crystal Pigeotto evolve in 36lvl
Drowzee evolve into Hypno at level 26.
Slowpoke will evolve at Level 37.
Level 25
level 26
Get it to level 55 to evolve it into dragonite
Sudowoodo does not evolve. That is its final evolution.
level 22
level 30
The Level When You Get A Life.
25