The trailer itself does not actually depict any gameplay. Instead it depicts 2 guardians – one of whom is Robot Nathan Fillion from the teaser trailer – at different locations giving rallying battle speeches. It opens with the first guardian, who looks like he could was pulled out of the ranks of Diablo’s angels, uttering the lines:
This is quickly countered by Robot Nathan Fillion giving his own ragtag group a rallying speech.
It would appear that the Tower and surrounding city has not only been attacked, but successfully destroyed – along with all of your stuff. This confirms what we already knew: items will not be carrying over into Destiny 2. It’s a worthy reason to avenge all those lost!