Borderlands 2: Red Text Good things kill in threes

Barbed Triquetra. The red text effect says "Good things kill in threes." Borderlands 2 Red Text Shotgun

"Good things kill in threes." is a red text modifier on weapons in Borderlands 2

Found on the following red text weapon: Barbed Triquetra, (or any other Triquetra variants) which you get as a reward from the mission "Clan Wars: End of the Rainbow".

Grants Weapon Effects

Fires bullets in a Triquetra pattern

Consumes 3 ammo per shot but does more damage