Give Him the Stick 20
Took out both Hunters using only the Sticky Detonator in mission 7.
This achievement, on the xbox says you have to do it on solo.
It also doesnt really say u have to take both out at same time just u need to kill em with the sticky thing. Its kinda vauge description
Thanks to KillerBEA for the artwork
Finally moved to Xbox One
Forum Name: JONBLEACH
Gamertag: Bleach XBA