Boom Supersonic built a supersonic plane for a fraction of the cost of NASA's X-59. Now all that's left to do is build it ...
"This image makes the invisible visible — the first American made civil supersonic jet breaking the sound barrier." ...
With the Master Emerald's power flowing through him, Sonic goes full Super ... It goes boom, seemingly killing Shadow, and almost certainly killing Robotnik. The day is saved. Sonic, Tails ...