Goldeneye 007 (N64) Crowd Control:
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Give / Take Player(s) weapon
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Lock Player(s) weapon
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Give / Take ammo
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Infinite ammo
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Damage / Heal Player(s) health / armor
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Kill Player(s)
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Enable / Disable cheats
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Invert movement controls
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Invert aim controls
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Swap buttons
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Adjust enemy health / damage / aim / reaction speed (Like in 007 difficulty)

I think the Mass effect series would make for a great crowd control game