T-Mobile Cyber Monday: Free Phone on Any Rate Plan

Free smartphone (LG Velvet, Samsung A10e, or Samsung A11) via monthly bill credits over a 24mo on any rate plan. No trade-in required.
Free OnePlus 8 5G on Magenta MAX when you add a line
Free iPhone SE on any plan when you add a line
$100 prepaid virtual rebate card when you BYOD to a new line ($200 for MAX plans)