> USB-C-to-USB-C into the Google power brick This is USB Power Delivery (USB-PD for short). It is exclusive to the USB Type-C connector, and will work with any

> USB-C-to-USB-C into the Google power brick This is USB Power Delivery (USB-PD for short). It is exclusive to the USB Type-C connector, and will work with any Type-C, PD-compatible charging brick. Bricks with various wattages are available (e.g. for charging PD-compatible laptops as well as phones). > USB-A-to-USB-C into any power brick labeled as "fast charge" This is legacy fast charging via any of a myriad of proprietary FC standards (Qualcomm QC, Samsung AFC, Apple 2.4A, etc., etc.) Since your Pixel does not support any proprietary fast charging standards, it will not work.