Here is the full list of all 15 RED HOT VENGEANCE achievements.
Get all medals on the normal campaign
Collect all secrets
Unleash the beast
Complete all challenges
Kill 1000 enemies
Get No Mercy, No Death, and Speedrun in a single run on any level
Kill yourself with the truck
Beat the normal campaign
Die 100 times
Kill 100 enemies
Die on the tutorial
Die 1000 times
Beat new game plus
Get all medals on new game plus
100% the game