Magnemite evolves at level 30 into Magneton.
graveler doesnt evolve at a level, you evolve it by trading.
Level 18
Level 20.
level 30
Level 55
level 28
Your Aron will evolve at level 32 into Lairon.
it does not evolve enymore when it is a blastoise.
24
32
Level 31
Magnetmite evolves at level 30 into Magneton. Magneton can further evolve into Magnezone by leveling up at Mt. Coronet in Pokemon Diamond and Pearl or Chargestone Cave in Pokemon Black and White.