Regidrago @ Assault Vest  
Ability: Dragon's Maw  
Tera Type: Dragon  
EVs: 8 HP / 120 Def / 100 SpA / 244 SpD / 36 Spe  
Calm Nature  
- Draco Meteor  
- Scale Shot  
- Dragon Energy  
- Outrage  

Ogerpon-Wellspring (F) @ Wellspring Mask  
Ability: Water Absorb  
Tera Type: Water  
EVs: 96 HP / 252 Atk / 160 Spe  
Jolly Nature  
- Power Whip  
- Ivy Cudgel  
- Play Rough  
- Spiky Shield  

Iron Crown @ Booster Energy  
Ability: Quark Drive  
Tera Type: Steel  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 20 Atk  
- Tachyon Cutter  
- Psychic Noise  
- Calm Mind  
- Focus Blast  

Regidrago is a strong attacker who beats most non fairy/steel pokemon, scale shot is useful for pokemon who use substitute or if drago needs to become faster to secure a 2hko. Ogerpon-Wellspring beats primarina, spiky shield allows it to beat stall and play rough allows it to beat urshifu-single. Iron crown with booster energy beats most fairies and with focus blast, it beats steel types such as goodra-hisui.