Writing this here so I don’t lose it:

Xbox -&gt; Twitch -&gt; OBS -&gt; 

Display Capture (Screen) -&gt; 
Audio Input Capture (BlackHoleCh2) -&gt;

Loopback (Sources) [Web Browser OFF]
Loopback (Sources) [Pass-Thru ON]
Loopback (Output Channels 1 &amp; 2)
Loopback (Monitors) [BlackHoleCh2 ON]