No you just need Ubisoft+.
And you need stadia sub, you don't need Stadia Pro. And does your Xbox Game Ultimate give you a capped 1080p maximum for the games you play there up to 1h a session?
duduspace11 "Well, since we are estimating costs, Pokemon Red/Blue did cost Nintendo about $50m to make back in 1996"
Mr Puggsly: "Hehe, I said good profit. You said big profit. Frankly, not losing money is what I meant by good. Don't get hung up on semantics"
Azzanation: "PS5 wouldn't sold out at launch without scalpers."