A Bundle item you can pick up during Against the Charr mission in Eye of the North. Used to weaken the Charr Garrison Strength. Drop them near Charr Watchtowers to destroy them, or deploy them in a Charr Siege Devourer. You find your first charge near the first group of Charr you defeat. You can pick up more charges by killing certain Charr or picking them up from the Charr Supply Carts.