Shiyu Defense/Critical Node/2026-07-24

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The 2026-07-24 Critical Node is a Critical Node in Shiyu Defense, added in Version 3.0.

1st - 4th Frontiers

Frontier Info

• Agent's Ultimate and Chain Attack DMG increase by 40%.
• When Chain Attack hits an enemy, the enemy's Stun DMG Multiplier increases by 20% and Daze recovery speed slows down by 15% for 15s. Repeated triggers reset the duration.

Objectives

• - More than 300s remaining
• - More than 180s remaining
• - Defeat all enemies

First Frontier

Stage Details
Enemy Levels: 50
Recommended Attributes
First Half	Second Half
Enemies
First Half
Wave 1	Wave 2
Fossor Fossor Fossor Fossor Fossor Fossor	Farbauti Farbauti
Wave 3	Wave 4
Fossor Fossor Fossor Fossor Sordidus Sordidus Sordidus Sordidus	Banyrek Banyrek
Second Half
Wave 1	Wave 2
Beholder Engine Beholder Engine Beholder Engine Beholder Engine Beholder Engine Beholder Engine	Tarasque Mixer Tarasque Mixer
Wave 3	Wave 4
Beholder Engine Beholder Engine Beholder Engine Beholder Engine Beholder Engine Beholder Engine Beholder Engine Beholder Engine	Tarasque Mixer Tarasque Mixer Beholder Engine Beholder Engine Beholder Engine Beholder Engine

Second Frontier

Stage Details
Enemy Levels: 55
Recommended Attributes
First Half	Second Half
Enemies
First Half
Wave 1	Wave 2
Ionized - Cyrtoidea Ionized - Cyrtoidea Ionized - Cyrtoidea Ionized - Cyrtoidea Ionized - Nassellaria Ionized - Nassellaria Ionized - Nassellaria Ionized - Nassellaria	Dullahan Dullahan
Wave 3	Wave 4
Miasmic - Frenzied Maniac Miasmic - Frenzied Maniac	—
Second Half
Wave 1	Wave 2
Alpeca Alpeca Alpeca Alpeca Hoplitai Hoplitai Hoplitai Hoplitai Mandrake Mandrake	Banyrek Banyrek
Wave 3	Wave 4
Hati Hati Armored Hati Armored Hati	—

Third Frontier

Stage Details
Enemy Levels: 60
Recommended Attributes
First Half	Second Half
Enemies
First Half
Wave 1	Wave 2
Fossor Fossor Fossor Fossor Sordidus Sordidus Sordidus Sordidus Sordidus Sordidus	Miasmic - Trinox Miasmic - Trinox
Wave 3	Wave 4
—	—
Second Half
Wave 1	Wave 2
Hollow Thug - Rustler Rustler Hollow Thug - Rustler Rustler Hollow Thug - Ambusher Ambusher Hollow Thug - Ambusher Ambusher	Ionized - Doppelganger - Pulchra Doppelganger - Pulchra
Wave 3	Wave 4
Ionized - Doppelganger - Mors Doppelganger - Mors Ionized - Doppelganger - Bellum Doppelganger - Bellum	—

Fourth Frontier

Stage Details
Enemy Levels: 65
Recommended Attributes
First Half	Second Half
Enemies
First Half
Wave 1	Wave 2
Hati Hati Hati Hati	Armored Hati Armored Hati
Wave 3	Wave 4
—	—
Second Half
Wave 1	Wave 2
Metamorphosed - City Guardboo Metamorphosed - City Guardboo Metamorphosed - City Guardboo Metamorphosed - City Guardboo	Autonomous Assault Unit - Airspace Sentinel Airspace Sentinal
Wave 3	Wave 4
—	—

Fifth Frontier

Objectives

• - Get an S-rating in all rooms and achieve a total score of 100,000
• - Get an S-rating in all rooms
• - Get an A-rating in all rooms
• - Get a B-rating in all rooms

Room 1

Room 1
Details: Agent's Ultimate and Chain Attack DMG increase by 40%. When Chain Attack hits an enemy, the enemy's Stun DMG Multiplier increases by 20% and Daze recovery speed slows down by 15% for 15s. Repeated triggers reset the duration. In this stage, dealing DMG to enemies earns you DMG Score. Defeating a single normal/elite enemy will grant you an instance of Elimination Score. In this stage, scores earned at different times will receive additional multiplier bonuses. The earlier in the challenge, the higher the multiplier. The total score cap (including bonus) is 50,000.
Challenge Target: - Reach 25,000 points for the current room - Reach 16,000 points for the current room - Reach 8,000 points for the current room
Enemy Details
Enemy Level: 70 Enemy Weakness: Enemy Resistance:
Wave 1	Wave 2
Mushussu Mushussu Mushussu Mushussu	Miasmic - Doppelganger - The Defector Miasmic - Doppelganger - The Defector
Wave 3	Wave 4
—	—

Room 2

Room 2
Details: Agent's Anomaly Proficiency increases by 20 points, and Attribute Anomaly DMG increases by 15%. When there are 1/2 Agents with the Anomaly specialty in the squad, Attribute Anomaly DMG dealt to enemies ignores 5%/15% of their All-Attribute RES. In this stage, dealing DMG to enemies earns you DMG Score. Defeating a single normal/elite enemy will grant you an instance of Elimination Score. In this stage, scores earned at different times will receive additional multiplier bonuses. The earlier in the challenge, the higher the multiplier. The total score cap (including bonus) is 50,000.
Challenge Target: - Reach 25,000 points for the current room - Reach 16,000 points for the current room - Reach 8,000 points for the current room
Enemy Details
Enemy Level: 70 Enemy Weakness: Enemy Resistance:
Wave 1	Wave 2
Miasmic - Frenzied Maniac Miasmic - Frenzied Maniac Miasmic - Trinox Miasmic - Trinox	Miasmic - Rampant Brute Miasmic - Rampant Brute
Wave 3	Wave 4
—	—

Room 3

Room 3
Details: Agent Ice DMG and Ether DMG increase by 30%. Agent Basic Attack and Chain Attack DMG increase by 20%, and CRIT DMG increases by 35%. In this stage, dealing DMG to enemies earns you DMG Score. Defeating a single normal/elite enemy will grant you an instance of Elimination Score. In this stage, scores earned at different times will receive additional multiplier bonuses. The earlier in the challenge, the higher the multiplier. The total score cap (including bonus) is 50,000.
Challenge Target: - Reach 25,000 points for the current room - Reach 16,000 points for the current room - Reach 8,000 points for the current room
Enemy Details
Enemy Level: 70 Enemy Weakness: Enemy Resistance:
Wave 1	Wave 2
Miasma Spawn Miasma Spawn Miasma Spawn Miasma Spawn Miasma Spawn Miasma Spawn	Miasma Ravager - Huskron Miasmic - Huskron Huskron Huskron Huskron Huskron
Wave 3	Wave 4
Miasmic Doppelganger Komano Manato Miasmic Komano Manato	—

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