Oldschool lan, what should we play Thread

For the holidays my friends and I are doing an old school lan. Need to know the mods / games we should be playing. Here is our list so far:

Core Requested:
Doom 2
Half-Life
Quake 3 / Instagib
StarCraft: Brood Wars

Possible Options:
Quake/Quakeworld
Age of Empires 2
Call of Duty 4: Modern Warfare
Shadow Warrior
Duke Nukem 3D
Jedi Knight 2: Jedi Outcast
Painkiller
CounterStrike
Halflife 2
Rise of the Triads

Unreal Tournament

Mechwarrior 4: Mercenaries

Halo: Combat Evolved

classic C&Cs up to Generals (with RotR, Shockwave, or so on)

Battlezone

Re-Volt

Starsiege and/or Starsiege Tribes (both are freeware now)

Edited by: Nergal01

C&C is a must for sure, Revolt... that takes me way back!