Here are some awesome old skool anime's in no particular order. (Only the Best & RAW sheeeeeit makes it on my list!) I'm 36 & have been at this Manga/Anime game a long time! “ENJOY!!!”  :)

HELLSING

HELLSING ULTIMATE

BLACK LAGOON

BLOOD REIGN

SWORD OF THE STRANGER

BERSERK

BASILISK

PARANOIA AGENT

SHINGETSUTAN TSUSIHIME

BLOOD LAD

HUNTER X HUNTER

HAKUOUKI REIMEIROKU

KINGDOM

BLADE OF THE IMMORTAL

NINJA SCROLL

AEON FLUX

FIST OF THE NORTHSTAR

VAMPIRE HUNTER D

VAMPIRE HUNTER D BLOODLUST

CLAYMORE

WICKED CITY

DEMON CITY SHINJUKU

BASTARD!

BLACK ROCK SHOOTER

AFRO SAMURAI

CODE GEASS

D. GRAY-MAN

SAMURAI CHAMPLOO

DEATH PARADE

STEIN;S GATE

DARKER THAN BLACK

KARA NO KYOUKAI

SPEED GRAPHER

BLOOD+

BLOOD C

TRINITY BLOOD

SEIREI TSUKAI NO BLADE DANCE

DEADMAN WONDERLAND

COWBOY BEBOP

ANOTHER

ELFEN LIED

ERGO PROXY

FULLMETAL ALCHEMIST

FULLMETAL ALCHEMIST BROTHERHOOD

GANTZ

GAI-REI ZERO

GUNGRAVE

AKIRA

TRINITY SEVEN

GHOST IN A SHELL

HIGH SCHOOL OF THE DEAD

KUROZUKA

MARDOCK SCRAMBLE

RIN DAUGHTERS OF MNEMOSYNE

ROSARIO VAMPIRE

SAMURAI 7

SOUL EATER

SAMURAI X/RUROUNI KENSHIN

SAMURAI DEEPER KYO

SHIGURUI DEATH FRENZY

TRIGUN

GINTAMA

VAMPIRE KNIGHT

VAMPIRE KNIGHT GUILTY

WITCHBLADE

K-PROJECT

SHIKI

PSYCHO-PASS

BIOHUNTER

HEAVY METAL

DEATH NOTE

HIGHLANDER SEARCH FOR VENGEANCE

REDLINE

WRATH OF THE NINJA

INUYASHA

FATE/ZERO

NARUTO SHIPPUDEN

ONE PIECE

Here is my list of “Newer” awesome anime's that are also in no particular order too...

1 AKAME GA KILL

2 TOKYO GHOUL (Uncensored)

3 OWARI NO SERAPH & (“OWARI NO SERAPH NAGOYA KESSEN HEN” )

4 SHINGEKI NO BAHAMUT GENESIS

5 SHINGEKI NO KYOJIN (ATTACK ON TITAN)

6 GARO NO HONOO KOKUIN (GARO THE ANIMATION) & (“GARO GUREN NO TSUKI”)

7 PARASTYE

8 FATE/STAY NIGHT UNLIMITED BLADE WORKS

9 DONTEN NI WARAU (LAUGHING UNDER THE CLOUDS)

10 NANATSU NO TAIZAI (THE 7 DEADLY SINS)

11 BLACK BUTLER

12 MAGI THE LABYRINTH OF MAGIC

13 BLEACH - (1000 Year Blood War Arc Animated in 2017)

14 KILL LA KILL

15 GANGSTA

16 OVERLORD

17 ROKKA NO YUUSHA

18 GATE JIEITAI KANOCHI NITE, KAKU TATAKAERI

19 GOD EATER

20 ONE PUNCH MAN

BONUS - (Game Anime's & Comedies)

BAYONETTA - BLOODY FATE

DANTES INFERNO

BLADE - ANIMATED SERIES

DEVIL MAY CRY - ANIMATED SERIES

TO LOVE-RU

PRISON SCHOOL (Uncensored)

SENRAN KAGURA

FAVORITE MANGA with no Anime yet...

VINLAND SAGA

VAGABOND

UPCOMING ANIME'S for 2016...

BERSERK

DRIFTERS

ATTACK ON TITAN

Shingeki no Bahamut: Manaria Friends

Ajin

Garo Movie: Divine Flame

Kabaneri of the Iron Fortress
 

Now I don't watch a lot of anime but you don't have Monster in this list??