Here's some of the ones i've got:
Command & Conquer: Tiberian Sun
Company of Heroes (and all the respective expansions)
Company of Heroes 2
Planetary Annihilation
Star Wars: Empire at War GOLD (swag)
Supreme Commander
Supreme Commander: Forged Alliance
Supreme Commander 2 (ech)
Wargame: European Escalation
All the Warhammer 40k games.
All of them.
All.
Of.
Them.