Spider/Treasure Effects:By Slot

Note that this only shows the max-level version of each treasure effect.

Head

MinLevel	EffectDescs	MinRarity	Slots
100	Spider Skill Base Damage +50.0%	Uncommon	Head, Necklace
100	Premeditated Doom channeling time is -1 second and boosts your Indirect Poison damage +12 (per tick) for 20 seconds	Uncommon	Head, Hands
100	Inject Venom heals you for 52 health	Uncommon	Head, Legs
100	Gripjaw Damage 149	Uncommon	Head, MainHand, Ring
100	Incubated Spiders' Rage attacks deal +1056 Poison damage over 12 seconds	Rare	Head, MainHand
100	Spit Acid deals +360 armor damage	Uncommon	Head, Necklace
100	Spit Acid deals 330 Acid damage to Health over 12 seconds	Uncommon	Head, MainHand
100	Terrifying Bite causes the target to take +24% damage from Poison	Uncommon	Head, MainHand
100	Premeditated Doom boosts your Direct Poison damage +97 for 20 seconds	Rare	Head
100	Grappling Web causes the target to take +20% damage from Poison (both direct and indirect)	Uncommon	Head, OffHand

OffHand

MinLevel	EffectDescs	MinRarity	Slots
100	Infinite Legs has a 24% chance to boost Spider Skill Base Damage +10% for 30 seconds	Uncommon	OffHand, Legs
100	Inject Venom deals +312 Poison damage over 12 seconds	Uncommon	OffHand, Feet
100	While you are near your Web Trap, you recover 18 Health per second	Rare	OffHand, Hands
100	Gripjaw has a 70% chance to deal +107% damage	Uncommon	OffHand, Ring
100	Infinite Legs deals +24% damage and reuse timer is -0.5 second	Uncommon	OffHand, Chest
100	Spider Bite and Infinite Legs restore 20 Health	Uncommon	OffHand, Chest
100	Incubated Spiders have +122 health	Uncommon	OffHand, Feet, Chest
100	If you use Premeditated Doom while standing near your Web Trap, you gain +60% Spider Skill Base Damage for 20 seconds	Uncommon	OffHand
100	Grappling Web Damage 200	Uncommon	OffHand, Chest
100	Grappling Web causes the target to take +20% damage from Poison (both direct and indirect)	Uncommon	OffHand, Head

Hands

MinLevel	EffectDescs	MinRarity	Slots
100	Premeditated Doom channeling time is -1 second and boosts your Indirect Poison damage +12 (per tick) for 20 seconds	Uncommon	Hands, Head
100	Inject Venom has a 50% chance to deal +105% damage	Uncommon	Hands, Chest
90	While you are near your Web Trap, you recover 18 Power per second	Epic	Hands
100	While you are near your Web Trap, you recover 18 Health per second	Rare	Hands, OffHand
100	Gripjaw deals +41.2% damage and hastens the current reset timer of Grappling Web by 6 seconds	Uncommon	Hands, Legs
100	After using Infinite Legs, additional Infinite Legs attacks deal +58 damage	Uncommon	Hands, MainHand
100	Incubated Spiders deal +24% direct damage with each attack	Uncommon	Hands, Ring
100	Indirect Poison Damage +100.0%	Uncommon	Hands, MainHand
100	Terrifying Bite damage +33% and reuse timer is -5 seconds	Uncommon	Hands, Necklace
100	Grappling Web deals 372 Poison damage over 12 seconds	Rare	Hands, Necklace

MainHand

MinLevel	EffectDescs	MinRarity	Slots
100	Inject Venom Damage +52.0%	Uncommon	MainHand, Ring, Legs
100	Combo: Gripjaw+Any Spider+Any Spider+Inject Venom: final step deals +68% damage.	Rare	MainHand, Necklace
100	Gripjaw Damage 149	Uncommon	MainHand, Head, Ring
100	After using Infinite Legs, additional Infinite Legs attacks deal +58 damage	Uncommon	MainHand, Hands
100	Incubated Spiders' Rage attacks deal +1056 Poison damage over 12 seconds	Rare	MainHand, Head
100	Indirect Poison Damage +100.0%	Uncommon	MainHand, Hands
100	Spit Acid deals 330 Acid damage to Health over 12 seconds	Uncommon	MainHand, Head
100	Spit Acid raises your Poison Damage +22% for 12 seconds	Uncommon	MainHand
100	Terrifying Bite causes the target to take +24% damage from Poison	Uncommon	MainHand, Head
100	Premeditated Doom restores 231 health (or armor, if health is full) after a 10-second delay	Rare	MainHand, Ring

Chest

MinLevel	EffectDescs	MinRarity	Slots
100	Power from Combat Refresh Abilities 50	Uncommon	Chest, Feet
100	Inject Venom has a 50% chance to deal +105% damage	Uncommon	Chest, Hands
100	Infinite Legs deals +24% damage and reuse timer is -0.5 second	Uncommon	Chest, OffHand
100	Spider Bite and Infinite Legs restore 20 Health	Uncommon	Chest, OffHand
100	Incubated Spiders have +122 health	Uncommon	Chest, OffHand, Feet
100	Incubated Spiders have +162 armor	Uncommon	Chest, Legs
100	Incubated Spiders have a 82% chance to avoid being hit by burst attacks	Uncommon	Chest
100	Spit Acid causes your Signature Debuff abilities to deal +184 damage for 8 seconds	Uncommon	Chest, Ring
100	While Spider skill is active, gain Direct Poison and Acid Mitigation +60 and Indirect Poison and Acid Mitigation +20	Uncommon	Chest, Ring
100	Grappling Web Damage 200	Uncommon	Chest, OffHand

Ring

MinLevel	EffectDescs	MinRarity	Slots
100	Inject Venom Damage +52.0%	Uncommon	Ring, MainHand, Legs
100	Gripjaw Damage 149	Uncommon	Ring, MainHand, Head
100	Gripjaw has a 70% chance to deal +107% damage	Uncommon	Ring, OffHand
100	Incubated Spiders deal +24% direct damage with each attack	Uncommon	Ring, Hands
100	Spit Acid causes your Signature Debuff abilities to deal +184 damage for 8 seconds	Uncommon	Ring, Chest
100	While Spider skill is active, gain Direct Poison and Acid Mitigation +60 and Indirect Poison and Acid Mitigation +20	Uncommon	Ring, Chest
100	Terrifying Bite Damage 240	Uncommon	Ring, Feet
100	Terrifying Bite deals 480 Poison damage over 12 seconds	Uncommon	Ring, Legs
100	Premeditated Doom restores 231 health (or armor, if health is full) after a 10-second delay	Rare	Ring, MainHand

Necklace

MinLevel	EffectDescs	MinRarity	Slots
100	Spider Skill Base Damage +50.0%	Uncommon	Necklace, Head
100	Spider Bite and Infinite Legs have a 50% chance to deal +48% damage	Uncommon	Necklace, Feet
100	Combo: Gripjaw+Any Spider+Any Spider+Inject Venom: final step deals +68% damage.	Rare	Necklace, MainHand
100	Web Trap boosts your movement speed by 9 for 10 seconds	Uncommon	Necklace, Feet
100	Gripjaw deals +78 Armor damage and restores 78 Armor to you	Uncommon	Necklace, Legs
100	Spit Acid deals +360 armor damage	Uncommon	Necklace, Head
100	Terrifying Bite damage +33% and reuse timer is -5 seconds	Uncommon	Necklace, Hands
100	Premeditated Doom boosts your Crushing damage +80 for 20 seconds	Rare	Necklace
100	Grappling Web deals 372 Poison damage over 12 seconds	Rare	Necklace, Hands

Legs

MinLevel	EffectDescs	MinRarity	Slots
100	Infinite Legs has a 24% chance to boost Spider Skill Base Damage +10% for 30 seconds	Uncommon	Legs, OffHand
100	Inject Venom Damage +52.0%	Uncommon	Legs, MainHand, Ring
100	Inject Venom heals you for 52 health	Uncommon	Legs, Head
100	Web Trap Reuse Timer -14	Uncommon	Legs
100	Gripjaw deals +78 Armor damage and restores 78 Armor to you	Uncommon	Legs, Necklace
100	Gripjaw deals +41.2% damage and hastens the current reset timer of Grappling Web by 6 seconds	Uncommon	Legs, Hands
100	Infinite Legs Damage 59	Uncommon	Legs, Feet
100	Incubated Spiders have +162 armor	Uncommon	Legs, Chest
100	Terrifying Bite deals 480 Poison damage over 12 seconds	Uncommon	Legs, Ring
100	Premeditated Doom boosts sprint speed +5.5 for 20 seconds	Uncommon	Legs, Feet

Feet

MinLevel	EffectDescs	MinRarity	Slots
100	Power from Combat Refresh Abilities 50	Uncommon	Feet, Chest
100	Spider Bite and Infinite Legs have a 50% chance to deal +48% damage	Uncommon	Feet, Necklace
100	Inject Venom deals +312 Poison damage over 12 seconds	Uncommon	Feet, OffHand
100	Web Trap boosts your movement speed by 9 for 10 seconds	Uncommon	Feet, Necklace
100	Infinite Legs Damage 59	Uncommon	Feet, Legs
100	Incubated Spiders have +122 health	Uncommon	Feet, OffHand, Chest
100	Terrifying Bite boosts sprint speed +10 for 10 seconds	Uncommon	Feet
100	Terrifying Bite Damage 240	Uncommon	Feet, Ring
100	Premeditated Doom boosts sprint speed +5.5 for 20 seconds	Uncommon	Feet, Legs
30	After using Grappling Web, you are immune to Knockback effects for 12 seconds	Epic	Feet