After Razer and Xiaomi, Asus could become the third big brand to hop on the gaming smartphone bandwagon. The rumor has been around for a while, but the device did not arrive at MWC 2018 as mentioned. Now, the company's CEO Jerry Shen also confirmed that a gaming phone by Asus can be expected, but did not reveal any details.
https://www.notebookcheck.net/Asus-might-hit-the-gaming-smartphone-niche-soon.299332.0.html