|This magical sphere once protected one of the most famous heroes in history.|
- The item's attributes grants the following bonuses:
- Does not block abilities cast by allies.
- Does not block the following abilities:
- , , , , , , , and .
- Spellblock has the following priorities:
- ➤ ➤
- Does not trigger when is active.
- For a list of blocked abilities and their interactions, see here.
- Can only be cast on allied heroes and creep-heroes.
- Cannot be cast on self.
- Multiple instances of the buff work fully independently from each other.
- This means it is possible to cast two instances on the same allied hero, and each buff can block an ability.
- This also means that when an ally places the Transfer Spellblock ability on a hero that has its own , each buff can block an ability separately. The Transfer Spellblock buff is used up first in this case.
- When ally-targeted, Spellblock goes on cooldown upon cast. Therefore, the item does not block abilities on the caster while the buff is active on the ally.
- It goes into cooldown once again when the Transfer Spellblock buff blocks an ability on the targeted ally.
- The initial cooldown upon cast as well as the buff's duration are affected by cooldown reductions. However, the cooldown upon triggering on an ally is not.
- Does not go into cooldown if the buff did not block any abilities and expires.
- Although affected by cooldown reductions, resetting the item's cooldown does not affect the already placed buff.
Heroes whose default item build includes Linken Sphere as a core item:
- Although Heroes that solely have single-target abilities (like and ) seem like they would be rendered harmless with Linken's Sphere, this actually means they would be able to bypass the much more easily than Heroes with only one single-target spell (like or ), as Linken's Sphere only blocks one spell at a time.
- As such, when facing against an enemy with Linken's Sphere, it's best to use a cheap, spammable spell like or to put the item on cooldown so that you or an ally can then use more powerful spells like or .
- It is wise to on your allied initiator or carry to prevent them from being disabled immediately when charging into the enemy team.
- It is good to purchase this item on Heroes that use invisibility or are going to buy items that grant it, as the Spell Block can prevent some spells, such as , from revealing the Hero or , from locking down your Hero for a long duration. If the enemy lacks any detection but has strong burst damage, may also prevent some disables or ultimates from locking and bursting down your Hero before your fade time, or at least give you a warning that you are about to be targeted.
- This item can be useful on heroes with quick escape options such as , , or as Linken's Sphere can easily make you almost immune to enemy ganks by blocking any enemy's spell - protecting you from a potential disable and also giving you an early warning that the enemy is coming, allowing you to make your escape.
- Projectile-based spells are always blocked upon impact. This makes them easier to blocked for an ally, than spells with instant effect, because can be placed on the targeted ally before the projectile hits.
- Linken's Sphere is a good combination with , because it can force enemy hero to cast his most powerful singe-targeted ability on you. However, spending two inventory slots on defensive items means less room for damage and utility items, so think before you buy.
- Linken's Sphere bears a strong resemblance to the item Nayru's Love originally from 'The Legend of Zelda Ocarina of Time', which protects Link from damage at the cost of magic power.
- Linken's Sphere is named after Linken, a character from World of Warcraft, who is in turn named after Link, the protagonist of the Legend of Zelda franchise.
- As Linken's Sphere was originally created, it was named Linken's Mirror or Linken's Mirror Shield. Its ability was 6.09. , which was basically a chance-based from . The item was reworked into the present version in
- may have inspired the creation of Linken's Sphere.
Main Article: Linken's Sphere/Changelogs