Ganmen are called that because they look like faces.

Beastmen Ganmen

Dekabutsu	DaiTenKaiZan	Lazengann

Pilot: Lordgenome	Pilot: Lordgenome	Pilot: Guame Pilot: Adiane Pilot: Citomander Pilot: Thymilph

Dai-Ganzan	Dai-Gankai

Pilot: Thymilph	Pilot: Adiane

Dai-Ganten	Dai-Gundo

Pilot: Citomander	Pilot: Guame

Byakou	Gember	Seirun	Shuzack

Pilot: Thymilph	Pilot: Guame	Pilot: Adiane	Pilot: Citomander

Enki	Enkidu	Enkidudu	Gunzar

Pilot: Viral	Pilot: Viral	Pilot: Viral	Pilot: Beastman

Gozu	Mezu

Pilot: Beastman	Pilot: Beastman

Human Gunmen & Grapearls

Arc Gurren	Arc Gurren-Lagann	Super Galaxy Gurren	Super Galaxy Gurren-Lagann

Pilot: Dayakka	Pilot: Simon	Pilot: Dayakka	Pilot: Simon

Dai-Gurren	Einzer	Kidd Knuckle

Pilot: Dayakka	Pilot: Dai-Gurren Dan Pilot	Pilot: Kidd Coager

Dayakkaiser	Dayakkaiser II	Space Dayakkaiser

Pilot: Dayakka	Pilot: Dayakka	Pilot: Dayakka

Lagann	Gurren	Gurren-Lagann	Kiyalunga

Pilot: Simon	Pilot: Kamina Pilot: Rossiu Adai Pilot: Viral	Pilot: Simon Pilot: Kamina Pilot: Rossiu Adai Pilot: Viral	Pilot: Kiyal

King Kittan	Space King Kittan	Yoko M Tank	Space Yoko W Tank

Pilot: Kittan	Pilot: Kittan	Pilot: Yoko Littner	Pilot: Yoko Littner

Sawzorthn	Twinboekun	Grapearl Gimmy Custom	Grapearl Darry Custom

Pilot: Dai-Gurren Dan Pilot	Pilot: Jorgun & Balinbow	Pilot: Gimmy Adai	Pilot: Darry Adai

Grapearl Mass Production

Pilot: Dai-Gurren Dan Pilot

Scopedog	Scopedog II	Bounty Dog	Swampdog

Pilot: Gilgamesh Soldiers	Pilot: Gilgamesh Soldiers	Pilot: Gilgamesh Soldiers	Pilot: Gilgamesh Soldiers