Revive

Revive
Required Level: 30
Prerequisites: Raise Skeleton [1], Clay Golem [6], Raise Skeletal Mage [12], Blood Golem [18], Iron Golem [24]

Corpse Explosion

Corpse Explosion
Required Level: 6
Prerequisites: Teeth [1]

Poison Dagger

Poison Dagger
Required Level: 6
Prerequisites: None

Bone Armor

Bone Armor
Required Level: 1
Prerequisites: None

Teeth

Teeth
Required Level: 1
Prerequisites: None

Lower Resist

Lower Resist
Required Level: 30
Prerequisites: Weaken [6], Amplify Damage [1], Terror [12], Iron Maiden [12] Life Tap [18], Decrepify [24]

Decrepify

Decrepify
Required Level: 24
Prerequisites: Amplify Damage [1], Weaken [6], Terror [12]

Attract

Attract
Required Level: 24
Prerequisites: Dim Vision [6], Confuse [18]

Life Tap

Life Tap
Required Level: 18
Prerequisites: Amplify Damage [1], Iron Maiden [12]

Confuse

Confuse
Required Level: 18
Prerequisites: Dim Vision [6]

Terror

Terror
Required Level: 12
Prerequisites: Amplify Damage [1], Weaken [6]

Iron Maiden

Iron Maiden
Required Level: 12
Prerequisites: Amplify Damage [1]

Weaken

Weaken
Required Level: 6
Prerequisites: Amplify Damage [1]

Dim Vision

Dim Vision
Required Level: 6
Prerequisites: None

Bone Wall

Bone Wall
Required Level: 12
Prerequisites: Bone Armor [1]