Roccat Titan Switch
This came out around 2018-10.
The Titan Switch is a tactile switch, and supposedly faster reaction time.
Used in Roccat Vulcan Keyboard
The switch may be made by a Chinese company named TTC. http://www.ttc9.com/
TTC (ๆ ๅทๅธๆญฃ็็ง็ตๆ้ๅ ฌๅธ โ Huizhou Zhengrui Electronics Co., Ltd., abbreviated ๆญฃ็็ง็ต) is a manufacturer of switches, digital encoders and connectors. TTC appears to be related to Trantek Electronics Co., Ltd., also founded in 1998, and who appear to offer the origin of the abbreviation TTC.