The armor also has a few golden platings on it that are not as noticeable afar but can be seen when viewing the armor close up. On the back lies a jet with a triangular gap. This was most likely created for the purpose of fast bursts of speed, due to the streamlined structure of the mask, in contrast to the sharper, angular mask over the original faceplates. The helmet seems to have a flat beak-like mouthpiece. It has a bluish gray or silver color scheme overall, as opposed to the regular red and gold. OPTIMIZED FOR EXTREME VELOCITIES, EXTENDED FLIGHT MISSIONS, AND CAPABLE OF ACHIEVING SPEEDS IN EXCESS OF MACH 5. 6.3.1 MARK XL: HIGH VELOCITY SUIT UPGRADE.6.3 Marvel's Iron Man 3 - JARVIS: A Second Screen Experience.5.2.5 Losing the Battle and Destruction.5.2.2 Activation of the "House Party Protocol".It is currently known as the fastest hypervelocity armor among Tony's armor arsenal, with a speed of over the excess of Mach 5. The armor was built for hyper velocity traveling, and specializes in high speed flights. The suit was named "Shotgun" due to the explosive sound it creates, like a real Shotgun itself when breaking the sound barrier while in flight. to initiate the "House Party Protocol", in which it was activated along with the rest of the Iron Legion to aid Tony in his battle against Aldrich Killian.
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It was featured in Iron Man 3, and made its debut when Tony ordered J.A.R.V.I.S. The armor was created sometime between the Battle of New York and the Mandarin's Threats. The Mark XL ( Mark 40), also known as "Shotgun", is a Hyper Velocity Traveling Suit and was one of several new Iron Man Armors created by Tony Stark as part of the Iron Legion.
![iron man mk4 iron man mk4](https://mod.3dmgame.com/static/upload/mod/201812/MOD5c0a9a3a8df36.png)
Optimized for extreme velocities, extended flight missions, and capable of achieving speeds in excess of Mach 5." ―( Iron Man 3 - JARVIS: A Second Screen Experience) The Mark XL's description in the JARVIS Application.