recommend action thriller shows

Baccano
Fantastic anime.

With good animation:
Fate series
Re zero
Wonder egg priority

Their animation are not so good but still amazing:
Steins;Gate (best thriller imo)
Monster
Death note

Monogatari series( well you have completely different kind of artstyle and animation)

Terror in Resonance

THIS THIS THIS
Ride Your Wave
best animation ive ever seen if u complain eat shit

Terror in Resonance
Death Note
Attack on Titan
SteinsGate
Katanagatari
FateZero
Bakemonogatari
PSYCHOPASS

Thriller
-Steins;Gate
-Monster
-Death Note
-Promised Neverland
-Banana Fish

Action
-Fate/Zero
-Fullmetal Alchemist: Brotherhood
-Hunter x Hunter
-Code Geass: Lelouch of the Rebellion
-Jojo's Bizarre Adventure

uh wow thanks that should be enough for a week