darkSpyro

Wanted to update my list since my first one from two years ago was outdated. These are a handful of ones I watch on a consistent basis:

NateWantsToBattle
Markiplier
SomecallmeJohnny
Tomska
Jacksfilms
EmSArcade
Nostalgia Critic
JeremyJahns
Chris Stuckmann
Alpharad
Glass Reflection
Cyndago(before and after they ended their channel)

I'm subscribed to around 743 channels. Half of which I likely don't remember.

Jontron
ChannelAwesome (Nostalgia Critic)
Yogscast Lewis & Simon
Civilisation
ShoddyCast
Sargon of Akkad
Thunderf00t
HawkkeyDavisChannel
Game/Film Theory
ACRaceBest
Flabaliki
Scott Manley
Gopher
AngryJoeShow
Jacksfilms
TFHE Productions
Caddicarus
Arumba
Shenryyr2
Antony C
The Mighty Jingles
CCP Grey
Vsauce 1, 2 & 3
I Hate Everything

I could list a few more.

TheSw1tcher (Super Best Friends/Zaibatsu)
Game Grumps
Ninja Sex Party
JonTron
H3H3 Productions
I Hate Everything
Pituvision
Midnight's Edge
Jeremy Jahns

DanTDM
Fgteev
Onision
TheRichest
Danger Dolan
PewDiePie
Rebecca Black

AVGN (Been following him since he started his channel in 2006. Love the videos he does with Mike as well, they remind me so much of the banter I would have with my mates when we were playing all kinds of games.)
Retsuprea (Always laugh myself silly when they commentate Lets Plays. Their own Lets Play of Sonic 06 was very entertaining.)
NintendoCapriSun
ChannelAwesome (Only for the Nostalgia Critic.)
Armake21
SilentRob
BillyMC
Ashens

My Digital Escape
Entoanthepack
Social Repose
Game Grumps
Jacksepticeye
Nostalgia Critic
Il Neige
Phelan Porteous
TonyVToons
Caddicarus
JordanUnderneath
EyeofSol
Onision

Frequently:
-Jacksepticeye
-HarshlyCritical
-I Hate Everything
-Channel Awesome/ThatGuyWithTheGlasses/Nostalgia Critic
-CoryxKenshin
-The Fragnostic

Occasionally:
-JonTron
-RiskRim
-Mastermax8888
-LuigikidGaming
-Rob Dyke
-Yamimash
-Lonniedos
-Markiplier (I mostly rewatch his older videos, I haven't watched his recent ones because imo he's not as funny as he used to be and he can be plain annoying sometimes)