Section 15: Defending Londinium (5/8)

Quest Overview

NPC Altria (Caster) and Percival will be in the starting lineup, and Master can only have 1 Altria (Caster) in the lineup. NPC Leonardo da Vinci (Rider) and Senji Muramasa (Alter-Ego) can be chosen as optional Support Servant.
NPC Altria (Caster): Lv100 NP5 10/10/10; CE: Start NP +50%, NP Gain +50%.
NPC Percival: Lv80 NP0 10/10/10; CE: Start NP +50%, NP Gain +50%.
NPC Leonardo da Vinci (Rider): Lv90 NP5 10/10/10; CE: Start NP +50%, NP Gain +50%.
NPC Senji Muramasa: Lv90 NP5 10/10/10; CE: Start NP +50%, NP Gain +50%.
The following effect will trigger every 3 turn as long as NPC Altria (Caster) is on the field:
- Child of Prophecy: Increase all allied Servants' NP Gauge by 30% and Attack by 20% (3 turn).
The battle will end after 5 turns. (Note: In JP, originally, this battle lasted until all Servants were defeated; the 5 turn limited was added in a later hotfix update)

Part 1

Guest Servant: Altria Caster

Guest Servant: Percival

Guest Servant: Senji Muramasa

Fatal Battle 1/1
Enemies	HP	Lvl
A-ray Hundred Species, Grand Duke of Waste Heat Battle Start: Loyalty to the Queen: Increase own Critical Rate by 100%. Recover 30,000 HP every turn. Immune to Charm. [Permanent, Unremovable] King of the Fang: Immune to Poison and Burn. Grant 50% Resistance to all attacks to self. At the end of each turn, grant Sure Hit (1 turn) to self. [Permanent, Unremovable]	194,907 BreakBar3	80
A-ray Hundred Species, Grand Duke of Waste Heat Break Skill: Star Lung: Gain 50% Resistance against Noble Phantasm (10 turns). Recover a Break Bar at the beginning of the turn. "Good, it's getting hotter !": Increase own Critical Rate by 100% (10 turns) and Critical Damage by 100% (10 turns). Own NP Bar Max will be reduced to 4 ticks.	198,805 BreakBar2	80
A-ray Hundred Species, Grand Duke of Waste Heat Break Skill: "Hahahahaha": Increase own Damage by 3,000. Grant Invulnerability Pierce and Defensive Buff Ignore to self. [Permanent, Unremovable]. Own NP Bar Max will be reduced to 3 ticks.	202,703 BreakBar1	80
A-ray Hundred Species, Grand Duke of Waste Heat Break Skill: "---Interesting": Grant Guts (Revive with 50,000 HP, 3 times) to self Own NP Bar Max will be reduced to 2 ticks.	214,397 BreakBar0	80