Get steaming TV - now Spectrum cable - on my smart T with t-mobile 5 g plus?

Also, T-Mo has two current promotions for YouTubeTV--$10 a month discount for 12 months for all TMHI customers, or 50% discount (~$35) per month for 12 months for TMHI customers who also have a Magenta Max phone plan (Magenta Max customers also get discounted TMHI--only $30 a month with prepay.