From Fate/Grand Order Wiki
亜種特異点Ⅲ 屍山血河舞台 下総国 英霊剣豪七番勝負
Singularity Subspecies III : Fierce Battle Stage (Stage of Rivers of Blood and Mountains of Corpses) : Shimosa no Kuni (Shimosa Province) : The Tournament of the Seven Blade-Master Heroic Spirits
Set in the Shimosa Province of A.D. 1630, the 3rd Episode of Epic of Remnant will feature the fierce battle among the Servants.
Unlock Requirements: Clear Solomon.
This singularity will be released on the October 14th, 2017.
BOND LEVEL BONUS
- All Knight Class Servants (Saber, Archer and Lancer) receive double the amount of bond points for completing quests.
- NPC Supports must be used on the front line in quests.