Yes, Rampardos can learn Earthquake by leveling up. It learns Earthquake at level 58.
Numel does not naturally learn Earthquake in its movepool. However, it can learn Earthquake through TM26 in Pokémon games, starting from Generation III.
Pupitar can learn Earthquake at level 50. Alternatively, it can also learn Earthquake through TM26 in some Pokémon games.
Yes, Onix can learn Earthquake by leveling up at level 43. Additionally, it can also learn Earthquake through TM26 in various Pokémon games.
Lapras does not naturally learn Earthquake by leveling up. However, it can learn Earthquake by using a TM (Technical Machine) or TR (Technical Record) in most Pokémon games.
It can learn Future Sight, Shadow Ball, Thunderbolt, Thunder, Flamethrower, Fire blast, Earthquake and many more moves.
Mewtwo doesn't learn Psybeam.
No, Mewtwo cannot.
Mewtwo may only learn Shadow Ball by using a TM
Train your mewtwo it will learn aura sphere at lv 90-100
No, Darkrai is not able to learn Earthquake.
At level 100
Gastrodon does not learn Earthquake naturally, but it can learn it through use of a TM.
No, Gallade cannot learn Earthquake through leveling up or TM.
Yes, it can learn it by using the TM Earthquake
Nidoking can only learn Earthquake when you use TM26 on it.
Aggron can learn earthquake by using the TM on it.