While not as thin as some alternatives from MSI or Razer, the Mech-17 is several hundred dollars cheaper while sporting the same enthusiast components inside. This is one the least expensive laptops you can find with GeForce RTX 2080 Max-Q graphics at the moment.
https://www.notebookcheck.net/Eluktronics-Mech-17-G1Rx-with-GeForce-RTX-2080-Max-Q-Core-i7-144-Hz-display-and-512-GB-SSD-on-sale-for-1700.458689.0.html