, half of all life in the universe has been snapped away by Thanos. The Mission

: The film follows the surviving heroes as they attempt to undo Thanos’s "snap" and restore balance to the universe through a complex "Time Heist".

No major 4K streaming service (Disney+, Netflix, Amazon) supports 3D video. Disney+ has IMAX Enhanced, but that is for 2D only. To stream 3D legally, you would need to use a service like Bigscreen VR or Vudu (which has discontinued 3D support). Therefore, physical media remains the king.