Assault Cuirass

Price: 5350

Requires:
Plate Mail
Hyperstone
Chainmail
Assault Cuirass Recipe Scroll

Gives:
35 Attack Speed
10 Armor
Passive: Attack Speed Aura
Adds 20 attack speed. 900 AoE
Passive: Positive Armor Aura
Adds 5 armor. 900 AoE. Affects buildings. Doesn't stack with armor auras from Assault Cuirass, Ring of Basilius, or Vladmir's Offering.
Passive: Negative Armor Aura
Remove 5 armor to enemies. 900 AoE. Affects enemy buildings.

Armlet of Mordiggian

Price: 2600

Requires:
Helm of Iron Will
Gloves of Haste
Blades of Attack
Armlet of Mordiggian Recipe Scroll

Gives:
9 Damage
15% Attack Speed
5 Armor
5 HP Regeneration
Active: Unholy Strength
Add 31 damage, 10 attack speed, and 25 strength while active. Drains 37 HP per second. Activating has a 5 second cooldown. You can't die from the 35 HP loss per second, nor from the health loss when deactivating.
Note: Can only carry one.

Arcane Boots

Price: 1500

Requires:
Boots of Speed
Energy Booster

Gives:
65 Movement Speed
250 Mana
Active: Replenish Mana
Restores 135 mana in a 600 AoE. 25 manacost. 45 seconds cooldown.
Can be disassembled.

Animal Courier

Price: 170

Gives:
Active: Summon Animal Courier
Creates an Animal Courier to carry items. 5 manacost.
Note: 1 charge.

Ancient Tango of Essifation

Price: 90

Gives:
Active: Eat Tree
Eats a tree to restore 115 HP over 16 seconds. Purge will end the effect even though the status icon will remain.
Note: Stacks with itself in inventory. 3 charges.

Ancient Janggo of Endurance

Price: 1725
Requires:
Bracer
Robe of the Magi
Ancient Janggo of Endurance Scroll
Gives:
9 Stats
9 Damage
Passive: Endurance Aura
5 attack speed, 5% movement speed, 900 AoE
Active: Endurance

Gives 10 attack speed and 10% movement speed during 6 seconds to all allied player-controlled units. 900 AoE. Lasts for 6 seconds. 30 second cooldown.

Note: Comes with 4 charges. The charges can be replenished by buying the recipe again.

Aghanim`s Scepter

Price: 4200
Requires:
Point Booster
1 each of Ogre Axe, Blade of Alacrity and Staff of Wizardry
Aghanim's Scepter Recipe Scroll
Gives:
10 All Attributes
200 HP
150 Mana
Passive: Ultimate Upgrade
Upgrades the ultimate of Earthshaker, Pandaren Brewmaster, Stone Giant, Clockwerk Goblin, Sacred Warrior, Sand King, Spiritbreaker, Axe, Doom Bringer, Lord of Avernus, Night Stalker, Butcher, Undying, Juggernaut, Moon Rider, Faceless Void, Lightning Revenant, Vengeful Spirit, Venomancer, Netherdrake, Crystal Maiden, Enchantress, Faerie Dragon, Holy Knight, Prophet, Lord of Olympia, Slayer, Windrunner, Goblin Techies, Invoker, Shadow Priest, Shadow Shaman, Tormented Soul, Twin Head Dragon, Witch Doctor, Bane Elemental, Demon Witch, Lich, Necrolyte, Oblivion, Obsidian Destroyer, Queen of Pain, and Warlock, Tiny, Beastmaster, Dark Seer, Gyrocopter, Meepo .

Aegis of the Immortal

Price: 0
Drops from Roshan

Gives:
Passive: Reincarnation
Brings you to life with full health and mana 5 seconds after you die at the location where you died. Item is removed from your inventory after reincarnating you once. Item is also removed from your inventory when Roshan respawns (10 minutes after he was killed).
Note: 1 charge.