Here is the full list of all 24 Fingered achievements.
James Id: Too weird to live, too rare to die.... but it was worth a shot.
Execute a flamboyant man for littering and sound pollution.
Execute a sticky suspect for property damage.
Execute someone who has already been buried for pseudocide.
Execute a cursed man for bestiality.
Execute a man for ruining toothbrush mustaches.
Electricute Matthias Bossi 'til he's dust in the wind.
Execute someone who smells like copper for trespassing.
Execute the head of the family for playing bad music.
Execute a slimy suspect for peeing in pools.
To win the game, you must kill me... Edmund McMillen.
Execute a suspect for ass****ism.
Execute a cry baby for matricide.
Execute a diabetic for looking funny.
Execute a woman who is too clingy for violating trademark.
Execute a fishman for lurking by a murky lagoon.
Execute a hemaphiliac for feticide.
Beat Day 14.
Beat Day 7.
Beat the game.
Execute a suspect for coprophilia, self-mutilation and assault.
Beat the game without using a continue.
Complete 100% of achievements.
Live and let Jon Evans die.