The Snap

The Snap is An Event that occured in Avengers: Infinity War. After Thanos Completes his Gauntlet, He is able to snap %50 of The population.

Including most of the Heros. 4 Of 16 Heros deaths were not from the snap.

Deaths
Wanda Maximoff/Scarlet Witch

Mantis

Drax

Peter Quill/Star-lord

Peter Parker/Spiderman

Groot

Bucky Barnes/Winter soldier

Sam Wilson/Falcon

T'challa/Black Panther

Janet Van Dayne

Hope van Dayne/Wasp

Hank Pym (all three were shown in post credits scene in ant man and the wasp)

%50 of the population

Non-snap Deaths
Heimdall

Loki

Vision

Gamora