What will be your go-to Halo 4 loadout
Primary: carbine
Secondary: plasma pistol/magnum
There have been tons of threads about this already that are probably buried, but this one is still on the first page, so you should probably go there.
when i put this up and the page refreshed i saw it LOL
I’m sure I have some of the best loadouts on Waypoint.
Primary Loadout
Primary Weapon: Carbine
Secondary Weapon: Bolt Shot
Grenade: Plasma Grenades (Insta-plodes FTW!)
Armor Ability: Thruster Pack
Tactical Package: Shielding
Support Upgrade: Explosives
First Spawn Loadout
Primary Weapon: Assault Rifle
Secondary Weapon: Bolt Shot
Grenade: Frag Grenades
Armor Ability: Promethean Vision
Tactical Package: Mobility
Support Upgrade: Ordnance Priority
Support Loadout
Primary Weapon: DMR
Secondary Weapon: Plasma Pistol
Grenade: Plasma Grenades
Armor Ability: Regeneration Field
Tactical Package: Mobility
Support Upgrade: Explosives
Spatan Ops
Primary Weapon: Battle Rifle
Secondary Weapon: Magnum
Grenade: Plasma Grenades
Armor Ability: Hardlight Shield
Tactical Package: AA Efficiency
Support Upgrade: Ammo
Dominion and CTF
Primary Weapon: Carbine
Secondary Weapon: Bolt Shot
Grenade: Pulse
Armor Ability: Auto Sentry
Tactical Package: Shielding
Support Upgrade: Sensor
Base:
BR or DMR
Boltshot
Plasma grenades
Thruster pack or Jet pack
Mobility
Dexterity
Sniper:
DMR or LightRifle
Boltshot
Plasma grenades
Active Camo
Shielding
Dexterity
Spartan Ops:
BR
Assault rifle
Frag grenades
Maybe no Armor abilities 
but Thruster pack or Hardlight shield or maybe Autosentry
Firepower
Explosive