WEBTengen Toppa Gurren Lagann (天元突破グレンラガンTengen Toppa Guren Ragan?, "Heaven-Piercing Gurren Lagann") is the titular mecha of the anime. Its design is based on the smaller Gurren Lagann and is its final form in the anime, but the movies give that title to its succeeding form, Super Tengen Toppa Gurren Lagann .