US | Insanity Tracker

Realm	Guild	Insanes	US Rank	World Rank
Frostmane	War Front	11	1	2
Mal'Ganis	Serious Casual	9	7	39
Tichondrius	Insomnia	8	27	126
Mug'thol	Odyssey	8	7	39
Mannoroth	Achievement	8	27	126
Mal'Ganis	Goon Squad	8	2	11
Lightninghoof	Reckoning	8	7	39
Lightbringer	Eternal Reign	8	4	21
Hyjal	Advent Fury	8	27	126
Burning Blade	Demise	8	4	21
Thrall	Ascent	7	97	393
Thorium Brotherhood	Wrath And Retribution	7	6397	16353
Spirestone	Adapt	7	15	72
Burning Blade	Unholy Trinity	7	15	72
Blackhand	Valiant	7	41	206
Aggramar	Expiation	7	97	393
Zul'jin	Gardiens du Lys	6	2	11
Zul'jin	Dawn of the Dead	6	27	126
Shattered Hand	Evade	6	15	72
Shadowmoon	The Squirrel Mafia	6	15	72
Ner'zhul	Local Defense	6	223	790
Mug'thol	Dark Asylum	6	15	72
Malorne	The Bad and the Ugly	6	544	1748
Mal'Ganis	Vigil	6	27	126
Korgath	Get Well Soon	6	27	126
Kirin Tor	Late Night Elites	6	27	126
Kel'Thuzad	Intent	6	15	72
Illidan	Raiding Rainbows	6	223	790
Illidan	Blood Legion	6	27	126
Garona	Zug Zug	6	544	1748
Frostmourne	Avast	6	223	790
Durotan	Dark Democracy	6	97	393
Draenor	Darkfire	6	41	206
Bonechewer	Ascended	6	41	206
Bloodhoof	Dark Pact	6	4	21
Barthilas	Blue Label	6	27	126
Aerie Peak	My Other Mount is Tauren	6	97	393
Uldum	Deadly Fighters	5	41	206
Twisting Nether	Borrowed Time	5	41	206
Thaurissan	Merely a Setback	5	97	393
Stormscale	Blackdawn	5	41	206
Stormrage	Progression	5	223	790
Stormrage	Opponent	5	97	393
Stormrage	Death Jesters	5	97	393
Skullcrusher	Immortality	5	41	206
Sisters of Elune	Dark Favor	5	41	206
Sargeras	Seriously Casual	5	27	126
Ner'zhul	Turbo Cyborg Ninjas	5	97	393
Nagrand	Carpe Diem	5	41	206
Medivh	Strength in Honour	5	15	72

It's quite common for guildies to do some portions of the grind together - especially Bloodsail rep.

Some guilds have a lot of Insanes, although most have only one.