ACHIEVEMENT - HOW TO UNLOCK Just That Good (25 points) - Complete the single-player campaign on Hard mode. Revenge is Sweet (20 points) - Defeat Cesar. The Wrong Guy (10 points) - Defeat El Raton Scars From the Past (15 points) - Defeat Cassandra. Father Forgive Me… (20 points) - Defeat the Priest. The Meating (15 points) - Defeat the Butcher. Grindhouse (15 points) - Perform 100 chainsaw kills. Mow 'Em Down (15 points) - Take out 1000 enemies. Make a Name For Yourself (10 points) - Take out 100 enemies. Just Getting Started (5 points) - Take out 20 enemies. And It Continues (25 points) - Complete the single-player campaign on Normal mode. Backstory (25 points) - Complete the co-op campaign.