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Starts with 6 charges.

Bloodpact
Bloodstone gains 1 charge each time an enemy hero dies in 1600 AoE
Each charge gives 1 Mana regeneration per second
When the bearer dies, Bloodpact restores 400 + 30 per charge HP to allied units in 1675 range, and Bloodstone loses a third (0.333) of its charges (rounded down)
While dead, the bearer gains 1800/1800 AoE vision at the location of death, and gains experience in 1000 AoE at that location
Gold lost on death is reduced by 25 per charge
Respawn time is reduced by 4 seconds per charge
Bloodpact only functions for the highest priority Bloodstone in the inventory

Buyable from Goblin Merchant

Buyable from Goblin LaboratoryMovement speed bonus does not stack with other boots (Boots of Speed, Power Treads, Boots of Travel, Arcane Boots, Phase Boots, Tranquil Boots)

Movement speed bonus does not stack with other boots (Boots of Speed, Power Treads, Boots of Travel, Arcane Boots, Phase Boots, Tranquil Boots)

Teleport
Teleports you to an allied non-hero unit
Takes 3 seconds to teleport, costs 75 mana and has a 60 second cooldown
Shares cooldown with Scroll of Town Portal

Refills to 3/3 full when you are near the fountain

Regenerate
Restores 135 HP and 70 Mana over 3 seconds
Effect ends if you take damage
When used, 3/3 full Bottle changes to 2/3 full, 2/3 Bottle changes to 1/3 full, and 1/3 full Bottle changes to Empty Bottle
Cannot be used when Bottle is empty
Has a 0.5 second cooldown

Rune Capture
Stores the target rune in the Bottle, the rune can be used by using the Bottle
When a rune is used from the Bottle, the Bottle is refilled to 3/3 full
Stored runes are automatically used after 120 seconds
Can only be used when Bottle is empty
Bottle is not drop-able when it has a rune stored

Critical Strike
Gives a 25% chance to deal 2.5x normal damage on an attack

Stacks with itself in inventory
1 charge

Regenerate Mana
Restores 100 mana over 30 seconds
Effect ends if affected unit takes damage
You can target an ally or yourself to receive the effect
Double clicking the item will cause it be used on yourself

Bash
Gives a 25% chance for melee heroes, and 10% chance for ranged heroes to bash on attack
Stuns for 1.4 seconds
Has a 2 second cooldown
Does not function with other Cranium Bashers, Abyssal Blades, Troll Warlord's Bash, Slithereen Guard's Bash, Faceless Void's Time Lock or Spiritbreaker's Greater Bash

Critical Strike
Gives a 20% chance to deal 1.75x normal damage on an attack

Buy recipe to upgrade (5 levels)

Energy Burst
Deals 400/500/600/700/800 magical damage to a target unit
Costs 180/160/140/120/100 mana, has a 40/36/32/28/24 second cooldown, and a 600/650/700/750/800 cast range