Event duration: September 16th 4:00pm - September 25th 1:59pm. (JST)
Draw rates for the following cards have been increased for the duration of the event:
- Altera (Saber, 5★)
- Nero Claudius (Saber, 4★)
- Gaius Julius Caesar (Saber, 3★)
- Romulus (Lancer, 3★)
Additionally, Nero will be unlocked for everyone even if you haven't cleared Septem for the duration of the event.