Can you get Teeth in Chaos Mode? If so, what are the actions to accomplish them?
Yup, after 600 kills. They add up from game to game.
Yeah it is actually a pretty good way sense you rack up a lot of kills quick in chaos.
All of the forms of acquirable teeth are explained here, this accounts for both Chaos and Extinction modes.
Call of Duty®: Ghosts Pro Tips – Permanent Upgrades through Extinction’s New Armory and Teeth Currency System
Hope this helps!
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