Building 21 Access Key Explained! (DMZ Building 21 Access Key Farm Guide MW2)
Season 1 reloaded and talked a TON about Building 21. These are all the keys needed for DMZ Building 21 and how to farm them fast. Where is Building 21 and how do you access it?

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00:00 Building 21 Access Key Explained! (DMZ Building 21 Access Key Farm Guide MW2)
00:30 All Building 21 Access Keys Explained (DMZ MW2)
00:49 Building 21 RED and BLUE Access Cards (DMZ MW2)
01:22 These Access Cards are LIMITED! (DMZ MW2)
01:43 Places Building 21 Access Cards Spawn in
02:00 DMZ Stronghold method (Building 21 Access)
02:35 Denied Area in DMZ (Building 21 Access)
03:16 Highest Building 21 Access Card Spawn Rate (Building 21 Access)
03:58 Easy Building 21 Access Card Method (Building 21 Access)
04:25 What do the Building 21 Access Cards Do? (DMZ MW2)
04:38 Building 21 is not in ALMazrah (DMZ MW2)
05:34 This is the HARDEST Area in all of DMZ
05:55 Cosmetics in Building 21? (DMZ MW2)
06:12 Perks in Building 21 (DMZ MW2)
06:46 Important to save these NOW! (DMZ MW2)
07:14 When is Building 21 Coming to DMZ? (DMZ MW2)
08:05 Thanks for Watching :)