You can't explain that. – Periodically fires additional rounds of shock or corrosive in a diagonal line. Normal bullets ricochet once.
Usage & Description
The Tsunami is a great submachine gun for usage against shielded or armored enemies, as the weapon specializes in destroying either one. The Tsunami is best used on Amara specializing in elemental damage, as she can take advantage of the weapon's shock and corrosive damage to great effect.
The Tsunami is a returning gun from Borderlands but as a legendary weapon instead of pearlescent.
The flavor text is a reference to news figure Bill O'Reilly's insistence that tides regularly coming and going proves the existence of God, since otherwise "you can't explain that."