Haunter

 Steel Pokemon

Mega Steelix 6

Lairon 4

Aggron 5

Magearna 5

Klefki 5

Klinklang 5

Metang 4

Beldum 4

Mega Metagross 4

Metagross 4

Bronzor 4

Aron 4

Aggron 4

Mega Steelix 5

Mega Steelix 4

Registeel 4

Meowth (Galarian) 4

Perrserker 4

Magearna (Original Color) 4

Mega Mawile 4