I tought it was going to be a calm day in the NBA, but i was wrong and many trades went down, with former all-stars like Andre Drummond and D'Angelo Russell traded.
Here's a recap of what happened:

Timberwolves finally land D’Angelo Russell 

Timberwolves acquire D’Angelo Russell, Omari Spellman, and Jacob Evans.
Warriors acquire Andrew Wiggins, the Timberwolves’ 2021 first-round pick (top-three protected), and the Timberwolves’ 2021 second-round pick.
Note: The Timberwolves’ 2021 first-round pick will become unprotected in 2022 if it’s not conveyed in ’21.

Cavaliers take Andre Drummond 

Cavaliers acquire Andre Drummond.
Pistons acquire Brandon Knight, John Henson, and either the Cavaliers’ or Warriors’ 2023 second-round pick (whichever is less favorable).

Clippers beat out Lakers for Marcus Morris in three-team trade 

Clippers acquire Marcus Morris and Isaiah Thomas.
Knicks acquire Maurice Harkless, the Clippers’ 2020 first-round pick, the Pistons 2021 second-round pick, the right to swap their own 2021 first-round pick with the Clippers’ 2021 first-round pick (top-four protected), and the draft rights to Issuf Sanon.
Wizards acquire Jerome Robinson.

Heat acquire Andre Iguodala, Jae Crowder in three-team deal 

Heat acquire Andre Iguodala, Jae Crowder, and Solomon Hill.
Grizzlies acquire Justise Winslow, Dion Waiters, and Gorgui Dieng.
Timberwolves acquire James Johnson.

Hawks re-acquire Dewayne Dedmon 

Hawks acquire Dewayne Dedmon, the Rockets’ 2020 second-round pick, and the Heat’s 2021 second-round pick.
Kings acquire Jabari Parker and Alex Len.

Sixers get help for the bench

Sixers acquire Alec Burks and Glenn Robinson III.
Warriors acquire the Mavericks’ 2020 second-round pick, the Nuggets’ 2021 second-round pick, and the Raptors’ 2022 second-round pick.

Rockets flip Jordan Bell to Memphis 

Rockets acquire Bruno Caboclo.
Grizzlies acquire Jordan Bell and the right to swap the Mavericks’ or Heat’s 2023 second-round pick (whichever is less favorable) with the Rockets’ 2023 second-round pick (top-32 protected).

Magic acquire James Ennis 

Magic acquire James Ennis.
Sixers acquire the Lakers’ 2020 second-round pick.

Nuggets, Wizards swap backup guards 

Nuggets acquire Jordan McRae.
Wizards acquire Shabazz Napier

Trail Blazers trade Skal Labissiere

Hawks acquire Skal Labissiere and cash ($1,759,795).
Trail Blazers acquire the Hawks’ 2024 second-round pick (top-55 protected).

Clippers move Derrick Walton Jr. 

Hawks acquire Derrick Walton Jr. and cash ($1,313,576).
Clippers acquire the Hawks’ 2022 second-round pick (top-55 protected).