1. Launch Campaign.
2. Either find an area with a scorpion or open and close the vehicle selection menu.
3. Open and click load on IRTV.
4. Open the .IRTV file and click poke.
5. Use the weapon spawner at a FOB to spawn a new sidearm.
From the person that brought us the Hacker and Teleport armor ability, we get another taste of weapons that could have been in Halo 4. The stasis gun is really interesting, just watch it to find out more