1850 tau cad. Mean or meh?

[ds4502]

+++ MC tau (1850pts) +++

++ Tau Empire: Codex (2015) (Combined Arms Detachment) ++

+ HQ +

Commander
····XV8 Commander Crisis Suit [Blacksun Filter, Drone Controller, Multi-Tracker, Shield Generator, Stimulant Injector, XV8-02 Crisis 'Iridium' Battlesuit]

Commander
····XV8 Commander Crisis Suit [Blacksun Filter, Drone Controller, Multi-Tracker, Shield Generator, Stimulant Injector]

+ Troops +

Strike Team [5x Fire Warrior with Pulse Rifle, Photon Grenades]

Strike Team [5x Fire Warrior with Pulse Rifle, Photon Grenades]

+ Fast Attack +

Drones
····8x MV7 Marker Drone [8x Markerlight]

Drones
····8x MV7 Marker Drone [8x Markerlight]

+ Lord of War +

KV128 Stormsurges
····KV128 Stormsurge [Cluster Rocket System, 4x Destroyer Missile, Pulse Blastcannon, Shield Generator, Twin-linked Airbursting Fragmentation Projector, Twin-linked Smart Missile System]
····KV128 Stormsurge [Cluster Rocket System, 4x Destroyer Missile, Pulse Blastcannon, Shield Generator, Twin-linked Airbursting Fragmentation Projector, Twin-linked Smart Missile System]
····KV128 Stormsurge [Cluster Rocket System, 4x Destroyer Missile, Pulse Blastcannon, Shield Generator, Twin-linked Airbursting Fragmentation Projector, Twin-linked Smart Missile System]

[Jaygh]

I feel like 3 surges is too much. Maybe drop 1 and put in a fire support cadre or something? Also I feel like surges need the invulnerable upgrade. Other than that looks strong

[ds4502]

The Shield Generator is the 4+ invul