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Chthonic Hydra

Chthonic Hydra

T6DungeonUpgradeMagic Creature1,800 Gold+2/week

Chthonic Hydra is one of two alternative upgrades of the tier 6 line for Dungeon. It has the highest health and defense of any tier 6 creature in the game.

Stats

Bars compare against the best tier 6 creature
Health
160
Best at tier 6
Attack
24
Defense
30
Best at tier 6
Damage
25–28
Morale
0
Luck
0
Initiative
6
Speed
5
Movement
Ground
Counterattacks
1
Morale range -3 to 3Luck range -5 to 5Action points 1
HP per gold0.089Avg damage per gold0.015Derived from the1,800 Goldrecruit cost — higher is more army per gold
Weekly growth +2HP per week320Avg damage per week53Buy-out per week3,600 Gold
Updated from the game files · build 25672315 · 10 Oct 2026

Traits

Magic Creature

A beast or beast‑like creature. Jadame’s beasts often have fantastical powers; denizens of other planes, even more so.

Morale range: –3 to 3.

Luck range: –5 to 5.

Fallen Magic creatures can be raised as Undead after battle.

Melee Attack

Can only attack adjacent enemies. Enemies do not counterattack.

Swift Strike

Enemies do not counterattack.

Sweeping Strike

Deals Damage to the target and two adjacent enemies to its sides.

Growing Teeth

Whenever this creature takes Damage, it gains 1 Attack until the end of the battle.

Poisonous Blood

Whenever this creature takes Damage, adjacent enemy creatures deal –25% Damage until the end of next round.

Regeneration

Restores to full HP at the start of its turn. This cannot revive fallen units.

All Heads on Deck

This creature’s counterattacks use its full Fighting Style effects.

Upgrade line

Base form and its two upgrade options — the pair costs the same, so pick on strengths
Base

Hydra

130
24
22
25–28
0
0
6
4
Hydra
1,200 Gold
+2/week
Upgrade

Chthonic Hydra

160
24
30
25–28
0
0
6
5
Chthonic Hydra
  • New
  • New
  • New
1,800 Gold
+2/week

Stats are compared against Hydra: green is higher, red ▼ lower. A badged glyph is a power the base form does not have; a gold-ringed one is a power it has under the same name but with different rules.

Other tier 6 creatures

Devourer
Devourer
Hive1,900 Gold+2/week
120
21
21
27–29
0
3
7
10
Mother Superior
Mother Superior
Temple1,500 Gold+2/week
125
20
28
19–23
0
0
9
5
Thunder Qilin
Thunder Qilin
Grove1,900 Gold+2/week
130
22
20
30–36
0
2
11
8
Avatar of War
Avatar of War
Necropolis1,100 Gold+3/week
80
19
20
18–20
—
0
10
8
Rift Arbitrator
Rift Arbitrator
Schism1,900 Gold+2/week
75
26
28
18–22
0
0
10
5

On the adventure map

Guards these battle sites
Troglodyte Throne

Lore

Rumors speak a of slow chthonic life form slithering in the deepest, darkest corners of Enroth, patiently waiting. Hydras that descend into these depths become far more resilient than their kin, with uncanny awareness of their surroundings.