Intravenous achievements

You really enjoy listening in on private matters, don't you?

Complete a level whilst using naught but the Taser.

Bait an enemy with your microphone, then take them out.

Kill 5 (or more) enemies with a single frag grenade.

Complete the game with ammo auto-grab disabled.

Complete a level unarmed.

Bait an enemy by talking nonsense, then take them out.

Have a flashbanged enemy accidentally kill his own friend.

Have your frag grenade shrapnel kill you.

Pass out from drinking too much.

Over-cook a flash grenade.

Over-cook a frag grenade.