Halo 4 Chief, Smash! Achievement Guide

Описание: This achievement takes place in the 8th mission of the campaign, and requires you to kill 3 crawlers with one swing of the gravity hammer. While playing through the level you will eventually be teleported into a room with a ton of different weapons you can pick up, one of them being the gravity hammer. Pick it up head to the next area and get a group of crawlers to bunch up and then swing away and you should have no problem unlocking this achievement.