Hey there, nice team overall.
If Starmie is a threat you may want to try a Scarf T-tar instead. It can revenge latios and starmie with pursuit trap or crunch. Here is the set
Tyranitar (M) @ Choice Scarf Trait: Sand Stream
EVs: 4 HP / 252 Atk / 252 Spd
Jolly Nature (+Spd, -SAtk)
- Pursuit...