Actual Aram (HA) Tier List
I've wanted to do a full in-depth ARAM guide since a long time ago, but I never actually did it because I feared noboddy would care or even respect Something like that that would require some considerable time to write. I'm now making this tier list to help people get into ARAM without some complex descriptions of the gamemode because I am both too lazy to do Something this complex and uncertain about it's utility in the eyes of the common player. Why I'm doing this now is because of the increasing interest to the Howling abyss, coming (mainly) from the fact that the current gameplay experience in summoner's Rift is slowly getting more and more unsatisfying and slowly dying with it, along the interest that brought the AR rotating game modes lately. Please be aware that this list is highly situation-dependant and slightly opinion-based from me ( I've been playing for a little more than 3 years, even tho it's not impressive at all, in that delay I've played a little more than 1000 games in aram, with about 54% winrate, which tells quite more since I've almost exclusively played ARAM over these years and I have a positive winrate thatis similar to the one of a regular player even thought I only play a gamemode that is supposedly based on luck)
PLEASE NOTE: Even if a lot of people consider ARAM as a troll gamemode or Something to blow off some steam like customs or Co-oPs, please consider it in all it's seriousness. If you are not convinced, think about the fact that there's a lot of people out there (like me) who bugs Riot to get a ranked ARAM mode on Howling Abyss, so if those people are that serious about it, you can do it too... remember that there's a working report system there too...
TIERS
S-
<----(AP SHACO)

A-


B-

C-
<---(Not sure with new passive thought)

D-

E-

SUB-TIERS: if you want more info on a particular champ, just ask, I could make every tier separated in example A+ and A-, but it needs a lot of explaining and I prefer to do it singularly rather than triggering everyone with why I put who where
Categories: some champs maybe are very low in the tiers, but those categories will tell you, in a general way, why they are there or why they could be higher
50/50: those champs are either 100 or 0, they are either fed and awesome or litterally Tier F-:

Adaptable:Those champs either have hybrid scaling, multiple variants, gameplay style or various decent build paths, they are really usefull since their exact team comps is not decided only from the champion draw, since they can still change their playstyle and utility type:

Surprising:Don't let yourself get fooled by the past expériences you had with those champs, they are surprisingly strong compared to their SR counterparts:

Fear the login screen:those champs are generally already pretty strong, but remember that all those picks are random, so if that champ is in the login screen, pray that the player either don't know how to play it or that he isn't a casual ARAM player:

Sub-Categories: same than with the sub-tiers, ask for more detail on the champ and you'll see where he excels
So this is all, If I either awoke your curiosity on this awesome gamemode or if you are already a casual looking for some new tips, I hope you'll ask for more information, and not only on the champs: stratégies, Cs priorities, general game-types,etc etc... Just ask!
and that's it. full damage
's existence) but almost Deadly. Insane burst to pick off kills, very hard to not end fed or feeding your team and collecting assistances
, and you should farm like crazy
and 
kill me you filthy mage just try it
??? He is easily A tier if not S with how easily he can build stacks and hit his stun on the narrow map.