Tiberian Twilight GDI upgrades

Offense
Infantry	Engineer Commando
Vehicles	Offense Crawler Talon Hunter Wolf Titan Striker Bulldog Shockwave Sandstorm Mammoth tank $Refractor$ Refractor Mastodon
Upgrades	Resonance amplifier Missile storm Demolitions kit Composite armour Backup systems Mirror plating Advanced composite armour Dispersion bays

Defense
Infantry	Engineer Zone trooper Zone enforcer Zone defender Zone lancer Zone raider Zone captain
Vehicles	Defense Crawler Dozer Spartan tank Armadillo Rhino Juggernaut
Structures	Bunker Guardian cannon Missile turret Tunnel Focus beam Falcon MLRS Crystal shield Skystrike artillery Ion cannon Outpost
Upgrades	Medical training Assault packs Reflective dozer Enhanced repairs Defensive matrix Sticky bombs Enhanced shields Mobility matrix

Support
Infantry	Engineer
Vehicles	Sheppard tank Conductor Thunderhead
Aircraft	Support Crawler Spanner Orca Hurricane Paladin Hammerhead Firehawk Archangel Kodiak
Support powers	Recon drone Repair zone Status reboot Accelerated construction Overkill Tech support EMP mine drop Point defense shields Supply drop Mirror coat Battle hardening Displacement field Sonic artillery Firehawk airstrike Seismic disturbance
Upgrades	Berzerker engines Weapon dampeners Electrolysis projector Advanced thrusters Gravity field Augmented reconstruction Charged capacitors Defensive maneuvers

Others
Campaign-only	Global Stratospheric Transport • Arcus
Shared upgrades	Tier 1 Tech Tier 2 Tech Tier 3 Tech Accuracy boost Speed boost Range boost Refire boost