Destroy the Caul-Dron on difficulty Insane

Complete all Bezoar levels on difficulty Insane

Complete any other level than the first one with no deaths on difficulty Insane

Kill 10000 enemies

Kill 2000 enemies using environmental damage only

Destroy 5000 destructible items

Find all the secrets in Bezoar

Kill 30 enemies within 20 seconds on difficulty Easy or higher

Kill 30 enemies within 20 seconds on difficulty Normal or higher

Kill 30 enemies within 20 seconds on difficulty Hard or higher

Kill 30 enemies within 20 seconds on difficulty Insane

Kill 20 enemies with one shot on difficulty Easy or higher

Kill 20 enemies with one shot on difficulty Normal or higher

Kill 20 enemies with one shot on difficulty Hard or higher

Kill 20 enemies with one shot on difficulty Insane

Kill a Heavy Grenadier within 30 seconds on difficulty Easy or higher

Kill a Heavy Grenadier within 30 seconds on difficulty Normal or higher

Kill a Heavy Grenadier within 30 seconds on difficulty Hard or higher

Kill a Heavy Grenadier within 30 seconds on difficulty Insane

Destroy the Atlas on difficulty Easy or higher

Destroy the Atlas on difficulty Normal or higher

Destroy the Atlas on difficulty Hard or higher

Destroy the Atlas on difficulty Insane

Destroy the 'Shrimp' Construction Machine on difficulty Easy or higher