70171 Ultrasonic Showdown

70171 Ultrasonic Showdown is an Ultra Agents set released in August 2015.
==Description==
The set will include an Ultra Agents-affiliated jet flown by Agent Curtis Bolt. The jet has two rapid-fire stud shooters, and it is assisted by a tiny drone built with two AppBrick. They together battle the villainous Professor Brainstein.
==LEGO.com Description==
==Minifigures Included==
== Notes ==
* This is the only set in the line to not include a Stud Shooter for the Ultra Agents themselves. However, it does have a multiple shooter on each wing of the jet.
* This, along with the other sets in the wave, feature their respective AppBrick Gadgets while at the same time they work as part of the play features on it. In this case being the drone included in the jet.
==Gallery==
US_Showdown_Entirety.png|The set in its entirety
70171_2.png
70171_3.png
70171 4.jpg
==External links==
Category:Ultra Agents
Category:2015 sets
Category:70000 sets
Category:Sets listed for ages 8-14