Recommend me an Anime. And although i like mainstream Anime, i already seen a lot of them. So please don't be a troll and recommend some 상단, 맨 위로 mainstream 아니메 that is obviously ones a big % of 아니메 팬 would already know of.

Saint Seiya

Some 아니메 I like and are not too known (I think) are

Seraph of the End (pic)
Sirius the Jaeger
Tensei Shitara Slime Datta Ken (Anime is ongoing)
Serial Experiments Lain
Zetsuen no Tempest
Darker than Black
Made in Abyss (By far not for everybody, don't let the cover fool you)
음식 Wars
Magi
Wotakoi
Log Horizon
Overlord (Is quite known I think)

Hope 당신 didn't knew some of those :)

Shaman King

Well i dnt know if u have watched these animes 또는 not

1) Getbackers
2) Grand Blue (very Funny and ecchi) (incase u havent watched this 아니메 and ur ok with ecchi this 아니메 will a great time killer i laughed like crazy watching this 아니메 it totaly rocked after this 아니메 i was feeling incomplete and red the 망가 from where the 아니메 left off im surprise 망가 was even 더 많이 awesome and funnier than anime, i laughed alot watching some animes...but in 망가 this is the first one that made me laugh alot......sooo incase u havent watched it yet i really recommend it and 98% u might like it.....people who watched it sooo far all luv it i hope u like it as well)
3) Radiant (Ongoing) (Awesome)
4) wotaku ni koi wa muzukashii
5) Hanebado
6) Kaze ga Tsuyoku Fuiteiru (Ongoing)
7) Hinomaru-Zumou (Onegoing) (Awesome)
8) Hinamatsuri
9) Uchi no Maid ga Uzasugiru (Ongoing)
10) Tsurune: Kazemai Koukou Kyuudou-bu (Ongoing)
11) Kyoto Teramachi Sanjou no Holmes
12) Kakuriyo no Yadomeshi
13) Tada-kun wa Koi wo Shinai
14) 3D Kanojo
15) Rokuhoudou Yotsuiro Biyori
16) Gekkan Shoujo Nozaki Kun (one of my fav)
17) Masamune-kun no Revenge
18) Gamers!
19) Ballroom e Youkoso
20) Youkai Apartment no Yuuga na Nichijou
21) one outs (one of the best sports anime)
22) Great Teacher Onizuka
23) hakuouki
24) Mahoutsukai no Yome
25) relife
26) Black Clover

idk how many animes from this list u have watched but if u missed any i really recomend it especially the one i quoted .........!!!!!

oh one 더 많이 thing there r 아니메 i added in this list which r still ongoing i have to tell u the ones which i mentioned awesome r cool.....either u can wait till its complete 또는 u can watch like me updated watch all eps that comes out weekly basis........he he he

Hmm not sure what 당신 might be into but these are the 아니메 I've completed in the last 월 또는 so.
Youkai Apartment no Yuuga na Nichijou
Amanchu!
Gekkan Shoujo Nozaki-kun
Touken Ranbu: Hanamaru
Haikyuu!!
Grand Blue (This one is an absolute treasure. I loved it so much. Really, if 당신 don't mind ecchi definitely check it out. It's really funny.)