Avengers: Infinity War ended with Rocket losing Groot. 1 / 7
And, in Endgame, that loss could have been even more heartbreaking. 2 / 7
Marvel recently released the Avengers: Endgame art book, which features plenty of concept art. 3 / 7
One image shows an alternate costume for Rocket. 4 / 7
This version of Rocket can be seen wearing a bracelet made up of old Groot branches. 5 / 7
This would have been a constant tribute to the fallen Guardian of the Galaxy. 6 / 7
However, according to the book, the idea was dropped early on. 7 / 7