The best way to find new SCP Defense Tycoon codes is to keep an eye on the official Roblox SCP Defense Tycoon page. The developers often post new codes there, as well as news and updates about the ...

Find the Military Zone's code on the banner (Image via Roblox) Interestingly, some might not be aware of the secret weapon called the Nuke Launcher in Kill NPCs with Doom Music.