Steve

Deino evolves into Zweilous at Level 50, and Zweilous then evolves into Hydreigon at Level 64. This makes the Deino line the slowest-evolving Pokémon...

Axew evolves into Fraxure at level 38, and Fraxure then evolves into Haxorus at level 48. This straightforward three-stage evolution line requires no...

Gible, the Land Shark Pokémon (National Pokédex #443), evolves into Gabite at Level 24, and Gabite then evolves into Garchomp at Level 48.

Bagon evolves into Shelgon at Level 30, and Shelgon then evolves into Salamence at Level 50. This three-stage Dragon-type evolution line, introduced in...

Larvitar evolves into Pupitar at level 30, and Pupitar then evolves into Tyranitar at level 55.

Dratini evolves into Dragonair at Level 30, and Dragonair then evolves into Dragonite at Level 55.

Magikarp evolves into Gyarados at level 20, and this has remained consistent since the very first Pokémon games in Generation 1.

Gastly, the Ghost/Poison-type Pokémon numbered #092 in the National Pokédex, evolves into Haunter at level 25 and then into Gengar through trading.

Abra evolves into Kadabra at level 16, and Kadabra then evolves into Alakazam through trading with another player.

Machop evolves into Machoke at Level 28, and Machoke then evolves into Machamp through trading with another player.