Similar channels are defined by the intersection of subscribers. The more subscribers two channels have in common, the more similar they are. In free version of the service you can see only top 15 similar channels.

Channels similar to How to be a Great GM

#	Channel	Category	Country	Language	Subscribers	Views	# videos	Created
1	Geek & Sundry	Entertainment Video games	United States 🇺🇸		2.32M	857.45M	1,994	2011-08
2	PewDiePie	Lifestyle Video games	Japan 🇯🇵		111M	29.35B	4,774	2010-04
3	Critical Role	Entertainment Lifestyle Video games	United States 🇺🇸		2.26M	797.8M	972	2018-05
4	Matthew Colville	Lifestyle Video games	United States 🇺🇸		449K	82.21M	376	2006-05
5	XP to Level 3	Video games	United States 🇺🇸		754K	206.23M	332	2011-09
6	Markiplier	Video games	United States 🇺🇸		36.8M	21.63B	5,623	2012-05
7	Vsauce	Lifestyle			22.1M	4.34B	545	2007-07
8	The Game Theorists	Entertainment Video games	United States 🇺🇸		19.3M	4.23B	713	2009-08
9	The Film Theorists	Entertainment Lifestyle Movies	United States 🇺🇸		13.1M	3.12B	510	2014-05
10	Puffin Forest	Lifestyle Video games			741K	179.25M	156	2014-06
11	Taking20	Lifestyle Video games	United States 🇺🇸		275K	42.24M	293	2015-06
12	Dungeons & Dragons	Video games	United States 🇺🇸		506K	108.79M	2,715	2010-02
13	JoCat	Video games	United States 🇺🇸		1.18M	227.57M	210	2018-04
14	First We Feast	Entertainment Food Lifestyle Movies			13.6M	3.83B	1,683	2014-02
15	JonTronShow	Entertainment Humor Movies Video games	United States 🇺🇸		6.56M	1.36B	143	2010-09