RMT! UU singles team - any improvements?

Question

This is my first RMT and first UU team

Got tired of OU and slipped down into UU let me know how can I improve this team? is a rapid spinner completely necessary for this team?

---

Gligar @ Eviolite
Ability: Immunity
EVs: 252 HP / 252 Def / 4 Atk
Impish Nature
- Stealth Rock
- Toxic
- Roost
- Earthquake

---

Hydreigon @ Life Orb
Ability: Levitate
EVs: 252 SAtk / 252 Spd / 4 SDef
Modest Nature
- Dark Pulse
- Fire Blast
- Draco Meteor
- Flash Cannon

---

Escavalier @ Assault Vest
Ability: Overcoat
EVs: 248 HP / 252 Atk / 4 SDef
Adamant Nature
- Drill Run
- Iron Head
- Megahorn
- Knock Off

---

Darmanitan @ Choice Scarf
Ability: Sheer Force
EVs: 252 Spd / 252 Atk / 4 SDef
Jolly Nature
- Superpower
- Flare Blitz
- U-Turn
- Rock Slide

---

Trevenant @ Lum Berry
Ability: Harvest
EVs: 252 HP / 180 Def / 76 Spd
Impish Nature
- Will-O-Wisp
- Rest
- Horn Leech
- Rock Slide

---

Florges @ Leftovers
Ability: Flower Veil
EVs: 252 HP / 252 SDef / 4 SAtk
Calm Nature
- Moonblast
- Wish
- Protect
- Aromatherapy

Comments

Gligars HP ev might be better as sp def
Darmantians U-turn is a bad idea because it will rarely ever be used with choise scarf
Darmantian  should not have sp att evs just att
Where are abilitys

---

@Wellobello U-Turn is for scouting :)

---

I like it, it is good. For the spinner, you can get Gligar Defog and call it a day.
U-Turn > Flash Canon for Hydreigon, and Speed Trevenant is pointless, except for speedcreep.