I'm talking about (Drakloak) @ Heavy-Duty Boots  
Ability: Infiltrator  
Tera Type: Dragon  
EVs: 20 Def / 236 SpA / 252 Spe  
Timid Nature  
- Draco Meteor  
- Night Shade  
- Will-O-Wisp  
- U-turn  

the tippytippytop. (Qwilfish-Hisui) @ Eviolite  
Ability: Intimidate  
Tera Type: Dark  
EVs: 120 HP / 136 Atk / 252 Spe  
Jolly Nature  
- Swords Dance  
- Crunch  
- Waterfall  
- Substitute  

Your ladder will (Shellos) @ Eviolite  
Ability: Sticky Hold  
Tera Type: Water  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Stealth Rock  
- Earth Power  
- Ice Beam  
- Recover  

never allow you (Dartrix) @ Eviolite  
Ability: Long Reach  
Tera Type: Grass  
EVs: 248 HP / 252 Def / 8 Spe  
Impish Nature  
- Night Shade  
- Knock Off  
- Roost  
- Defog  

to get to these (Tinkatuff) (F) @ Eviolite  
Ability: Pickpocket  
Tera Type: Fairy  
EVs: 164 HP / 252 Atk / 92 Spe  
Adamant Nature  
- Swords Dance  
- Play Rough  
- Knock Off  
- Ice Hammer  

heights. (Dunsparce) @ Eviolite  
Ability: Serene Grace  
Tera Type: Normal  
EVs: 104 HP / 156 Def / 156 SpA / 92 Spe  
Modest Nature  
IVs: 0 Atk  
- Calm Mind  
- Earth Power  
- Ice Beam  
- Roost