Here is the full list of all 52 Streets of Rogue achievements.
Unlock playable character
Neutralize Mayor
Win an Arena fight
Kill everyone in a level
Fall off the edge of the map
Kill someone by throwing a Gravestone at them
Win without winning election or neutralizing Mayor
Complete Mayor Village
Complete any Big Quest
Electrocute someone in water
Have four status effects at once
Nicely ask an NPC to leave a level
Kill the Killer Robot
Enslave a Slavemaster
Make a Refrigerator "Run"
Complete Uptown
Unlock elevator access
Complete Downtown
Complete Park
Complete Industrial
Complete Slums
Complete tutorial
Complete any floor
Win Election
Find the Bad Ending
Find the Alien
Kill a Vampire while playing a Werewolf
Create a custom character
Poison a water body with Resurrection Shampoo
Give someone a Cyanide Cocktail