Gurren Lagann S01 E07 You're Gonna Do It!!

"Your drill is the drill that will pierce the Heavens!"

Thymilph, one of the Four Divine Generals of the mysterious Spiral King, arrives to support Viral's Enki, with the massive mobile Gunmen fortress, the Dai-Ganzan. Kamina and Simon pilot the Gurren-Lagann against seemingly overwhelming odds.