Viz Media has posted an official theatrical clip for Mazinger Z: Infinity on their official Youtube channel. The clip features a preview of the battle between Great Mazinger and the mechanical beasts; Garada and Doublass. Mazinger Z: Infinity will premiere as a two day event in theaters on February 11 and February 12. Those who are interested can order their tickets at the link listed below.
Source: Viz Media, Fathom Events