The anime will premiere on Tokyo MX, BS11, Gunma TV, and Tochigi TV on July 1 at 24:00 (effectively 12:00 a.m. on July 2).
The second commercial, which will have a “Black Faction/Red Faction” theme, will premiere on June 17, followed by the “Opening of the Holy Grail War” commercial on June 24.
It will then debut on MBS on July 4 at 27:30 (effectively 3:30 a.m. on July 5).
With the Holy Grail War system changed, war at an unprecedented scale, with seven versus seven, breaks out.