At 67 C when gaming, you better make sure the AC adapter is not around anything sensitive. The very small and compact design of Razer's 230 W charger appears to have a noticeable impact on the surface temperature of the adapter as it runs much warmer than what we're used to seeing.
https://www.notebookcheck.net/Hot-hot-hot-Razer-Blade-AC-charger-is-the-warmest-we-ve-ever-recorded-for-a-gaming-laptop.426423.0.html