Nathan | Solo Grandmaster Nightfall Proving Grounds | S17 | Behemoth Titan with Lament and Stronghold @NathanD2 | Uploaded July 2022 | Updated October 2024, 2 hours ago.
I tried this a while ago when we had passive gaurd but with these new resilience changes I don't need it anymore.

This is my 2nd ever solo GM and I really didn't remember how to do the boss room so I could've done this much faster.





Time stamps:

0:00 Opening area
6:00 Big room
12:55 Tanks
17:20 Rocks
29:50 Boss phase 1
34:40 Boss phase 2
42:03 Boss phase 3
49:10 Boss kill
49:43 Build