Killed 5 Rakk in under 10 seconds

Raced around the Ludicrous Speedway in record time

Discovered Krom's Canyon

Defeated the Rakk Hive, the Vault Boss, Sledge, Krom, or Flynt in a co-op game

Completed 5 missions in the Rust Commons

Discovered The Scrapyard

Earned level 30

Killed 25 enemies with explosive weapons

Discovered Sledge's Safe House

Won a duel without taking damage

Earned $1,000,000

Reached proficiency level 10 with any weapon type