Posting in case someone can use it. Got an email from MoviePass that for each new line added to Tmobile, get $150 MasterCard Gift card with code MoviePass 18. Not sure if that stacks with any other promotions out there. Good luck.
"Thank you for being a MoviePass member. Here's an exclusive holiday gift from us to you! Switch your cell phone carrier to T-Mobile or add a line to your existing T-Mobile ONE account and GET A $150 MASTERCARD GIFT CARD! Yup, that's right. Switch now and you'll get $150 per line. For a family of four, that's an extra $600 on top of T-Mobile's amazing holiday offers!
CALL T-MOBILE AT 833-236-1769
USE PROMO CODE MOVIEPASS18"