Yes, the Avengers Doomsday trailer lives up to the hype. We saw a full two minute trailer. It holds nothing back.
Prof X reacts to an explosion outside the window of the X-Mansion.
We hear Downey's accented voice as Victor warning of an impending doom and saying they'll need to make an unthinkable decision.
We see Doctor Doom (armored, with mask on) make a superhero landing in the courtyard of mansion
Most of the action is in the X-Mansion
Channing Tatum as Gambit fights Shang-Chi
Mystique shapeshifts into Yelena and fights the real Yelena
Thor leads the Avengers in a speech to settle their differences
We see Avengers tower with the New Avengers logo (and a new building shape)
The desert landscape from the fourth teaser is actually the sea bottom with the ocean parted by Namor (Moses style), where the F4 meets the Wakandans
Thor: "We need a miracle." Mjolnir goes into the hand of Steve Rogers, long hair.
So much more. I'll break it down in a video coming later tonight.