Electrocute a human enemy
Kill 100 enemies using the Rock Blaster
Collect 25% of all Gold Collectibles
Kill an enemy by falling on him
Kill a human enemy with another enemy's body
Kill a human enemy with deflected bullets
Kill an enemy with an object shot with G-Lifter
Collect 50% of all Gold Collectibles
Kill 100 enemies using objects shot or dropped with G-Lifter
Kill 2 or more enemies with a single exploding mechanical enemy
Defeat Maximillian
Complete the game in 3 hours or less
Collect 100% of all Gold Collectibles
Collect all upgrades
