Marvel Chronology Project

Main Story

Star-Lord (Quill)
Rocket Raccoon
Baby Groot
Gamora
Drax

Sometime later

a very large thought to be extinct creature
security robots at Collector's remote castle
workers that handle the Collector's acquisitions
Baby Groot
Star-Lord (Quill)
Gamora
Drax
Rocket Raccoon
creatures in the Collector's collection
Extra-Dimensional security
The Collector

Shortly

a being harvesting Groot saplings
Groot saplings