Slay one enemy together with 2 other players.

Kill an enemy with a thrown hammer bouncing at least once before kill

Using grapple, swing around an object and reattach grapple again without touching any surface

Make goblins die of three different environmental hazards in a single level

While in Hero Mode, perform a streak of 50 hits.

Throw back a grenade and defeat two enemies at once

Defeat 30 enemies with the G-MAL

Defeat 100 enemies with headshots

Successfully counter all of a Brute’s damage-giving attacks

Defeat ten enemies with grenades by aiming while hanging

Defeat 30 enemies in a row with your side arm

Defeat 50 enemies in a row without auto-reloading