Decrepit Spire I

Heroes of this affinity with at least one of these types get the bonus.
Dark+HumanorGodorFableorSpirit
4* Slayer
5* WardenKooma, Perpetual Queen
PWR 4,272
Leader skill
400% Damage and HP for all Dark Fable Heroes in GvG attacks.
Battle skill
Increases Fable Heroes ATK by 55%, plus 3% per 20 Fable Intensity, rounded down, for 1 turn.
Passive skill
For every Supercharged Makwa, Grizzled Papa Oso, and Bearricade Breaker on the team, start battle with 5% Damage Reduction for 1 turn and 5 Fable Intensity.
Makwa, Tech Marvel
PWR 4,526
Leader skill
300% Damage and HP for all Dark Fable Heroes
Battle skill
Increases Fable Intensity by 10. Creates 5 Dark Gems both this and next turn. Increases RCV by 5% Per 5 Fable Intensity, rounded down, for 2 Turns.
Passive skill
Heals for 25% of RCV each time he attacks.
Supercharged Makwa
PWR 4,272
Leader skill
300% Damage and HP for all Dark Fable Heroes
Battle skill
Creates 1 Dark Power Gem I, plus 1 additional for every 10 stacks of Fable Intensity, rounded down.
Grizzled Papa Oso
PWR 4,556
Leader skill
300% Damage and HP for all Dark Fable Heroes
Battle skill
Creates 1 Dark Power Gem I, plus 1 additional for every 8 stacks of Fable Intensity, rounded down.
Passive skill
Increases the drop rate of Dark Gems for the first 3 turns.
Paradium Mothership
PWR 6,000
Leader skill
200% Damage for all God Heroes
Battle skill
Attacks an enemy for 600% of ATK. Increases the enemy's turn counter by 1.
Hades, Underworld Despot
PWR 5,245
Leader skill
200% HP for all Magitech Heroes
Battle skill
Increases self ATK by 50% for 2 turns.
Luanna, Dark Within
PWR 5,244
Leader skill
300% REC for all Human Heroes
Battle skill
Attacks for 1000% HP.
Unchained Evangela
PWR 3,496
Leader skill
400% Damage and HP for all Dark Human Heroes in GvG attacks.
Battle skill
Generates 5 Human Intensity and stacks for 3,000% ATK, plus 1,500% for every 5 stacks of Human Intensity, rounded down. If there is at least one Dark Power Gem on the board, attacks a second time. This ability can be used every turn.
Tyra, Gleaming Blade
PWR 3,377
Leader skill
300% Damage and HP for all Dark Human Heroes
Battle skill
Creates 1 Dark Gems both now and for the next 2 turns, plus 1 additional Dark Gem per 20 Human Intensity, rounded down.
Passive skill
Increases Human Intensity by 5 per turn.
Eternal Blade
PWR 3,496
Leader skill
300% Damage and HP for all Dark Human Heroes
Battle skill
Increases Human Heroes' ATK by 35%, plus 4% per 10 Intensity, rounded down, for 1 turn. This ability can be used every turn.
Passive skill
When beginning a turn with a Dark Power Gem I or higher on the board, creates a Dark Power Gem III.
Gia, Freed Darkness
PWR 3,496
Leader skill
300% Damage and HP for all Dark Human Heroes
Battle skill
Increases Human Heroes' ATK by 40%, plus 5% per 10 Intensity, rounded down, for 1 turn. This ability can be used every turn.
Passive skill
When beginning a turn with a Dark Power Gem I or higher on the board, creates a Dark Power Gem IV.
Luciano Of Karne
PWR 3,500
Leader skill
300% REC for all Technological Heroes
Battle skill
Create 3 Dark Gem and massively increase the drop rate of Dark Gems for 1 turn. The drop rate increases as Spirit Intensity increases.
Sylphie Of Moon Grove
PWR 3,371
Leader skill
300% Damage and HP for all Dark Spirit Heroes
Battle skill
Increases Spirit Intensity by 10. Attack for 1,500% ATK. This is increases by every stack of Spirit Intensity, up to an extra 2,000% ATK.
Passive skill
Assemble Luciano Of Kane, Sylphie Of Moon Grove, Simelov, and Lunar Staff to boost ATK by 20% fo all Heroes in battle.
Simelow
PWR 3,491
Leader skill
300% Damage and HP for all Dark Spirit Heroes
Battle skill
Create 2 Dark Power Gem IVs. If you have more than 100 stacks of Spirit Intensity, remove all debuffs from your team.
Passive skill
Assemble Luciano Of Kane, Sylphie Of Moon Grove, Simelov, and Lunar Staff to boost ATK by 20% fo all Heroes in battle.
Leifir
PWR 3,380
Leader skill
300% REC for all Human Heroes
Battle skill
Create 4 to 6 Dark Gems. The number of gems increases as your HP% increases.
Passive skill
Heal for 5% Max HP every turn.
Sigrid
PWR 3,250
Leader skill
300% Damage and HP for all Dark Fable Heroes
Battle skill
Transforms 2 Gems into Dark. Attack a Light enemy for 1,500% ATK.
Nihgt Saber
PWR 3,370
Leader skill
300% Damage and HP for all Dark Fable Heroes
Battle skill
Generate 1 Dark Power Gem III. If you have less than 100% HP, this effect is doubled. * Power Gem skills mau upgrade existing Power Gems.
Passive skill
Create 1 Dark Gem every turn.
Fallen One
PWR 3,261
Leader skill
200% Damage for all Blessed Heroes
Battle skill
Destroy all non-Dark Gems and attack for 1,100% of ATK.
The Reaper
PWR 3,130
Leader skill
300% Damage and HP for all Dark God Heroes
Battle skill
Attack for 500% of ATK. If the target is Light, attack again for 1,500% of ATK.
Stepherd of Souls
PWR 3,251
Leader skill
300% Damage and HP for all Dark God Heroes
Battle skill
Attack a Light enemy for 2,000% of ATK and increases the enemy turn counter by 1.
Passive skill
Increases the drop rate of Dark Gems for the first 3 turns.
Amy, People's Champion
PWR 3,140
Leader skill
200% HP for all Human Heroes
Battle skill
Transform 4 Gems to Dark.
Passive skill
Increase damage against The Electris Swarm by 15%.
Al-Dimiryat
PWR 4,715
Leader skill
200% Damage for all Guardian Heroes
Battle skill
Heal for 100% Max HP.
Wicked Queen
PWR 4,167
Leader skill
200% Damage for all Ser Heroes
Battle skill
Remove 1 Debuff from a Hero. Heal for 25% of max HP.
Lord Dracula
PWR 4,166
Leader skill
200% HP for all Dark Heroes
Battle skill
Place a counterattack buff on self for 3 turns. Counterattack: When attacked, counterattack for 25% of ATK.