Rubick/Spell Steal Interactions

has some complex ability interactions, specifically with abilities that have direct synergy with another component of the hero's arsenal.

Abilities that have unique interactions upon acquiring via Spell Steal are detailed here, otherwise they function as expected and its notes fully apply.

Note that these interactions do not necessarily apply to Ability Draft.

General Information
* Cannot steal passive abilities, item abilities, or active attack modifiers (except ). Can only steal from heroes, including clones, excluding illusions.
 * Rubick may acquire certain passive abilities, that are turned active when upgraded by or, if he does not possess the respective item(s) himself.


 * Cannot steal the following abilities:, , , , , , , , ,  and.

* The stolen ability's level is based on its level on the enemy as it was stolen. The level only updates upon stealing it again. Talent bonuses, and  ability upgrades are not copied.
 * Rubick always steals the non-upgraded form.
 * However, if Rubick has Aghanim's Scepter or Aghanim's Shard, the stolen ability does get upgraded for him.

* The cooldown of all stolen abilities used by Rubick is saved. When re-acquiring a lost ability which was used recently, it may still be on cooldown from previously. * Sub-abilities from abilities are automatically acquired and cannot be manually stolen.
 * Cooldown resetting effects have no effect on the cooldowns of abilities Rubick currently does not have.
 * Rubick gets the same initial charges when the ability is learnt for charge-based abilities.
 * Re-acquiring the same ability while the charges are used up puts the ability into cooldown as per usual, with some exceptions listed here.
 * Sub-abilities are abilities which do not do anything on their own. The 3 or the 2  are not sub-abilities.
 * Abilities granted or unlocked by and  are treated like other regular abilities and do not require Rubick to have Aghanim's Scepter or Aghanim's Shard to steal them.


 * Spell Steal can only be cast on heroes, so non-hero abilities from neutral creeps (i.e. ) cannot be acquired, unless with the following conditions:
 * casts the gained ability from.
 * casts the gained ability from.


 * Any illusion creating abilities create illusions of Rubick based on the intended visual appearance, and not of the original hero.


 * Stolen channeling abilities usually end prematurely when he loses them during channeling, which has the same effect of being interrupted during channeling. However, there are a few exceptions as listed here.


 * The  amplifies the outgoing spell damage of stolen abilities for the whole ability duration, even after losing the ability after cast (i.e. damage over time abilities).
 * However, in rare circumstances and if the ability is somehow cast after losing the ability (e.g. ), it will not be amplified.

Cast Point
has a fixed cast time of for abilities acquired via, except for the abilities tagged with   in the game files, listed below. For these abilities, the original cast time is used.

Neutral Abilities Cast Times
Although Spell Steal cannot target neutral creeps, Rubick can indirectly acquire neutral abilities from and  via    and  respectively.

The abilities use the original cast point of the neutral creeps they come from, however, the cast backswing differs depending on the ability acquired as shown below.

Summons
The following rules generally apply to abilities that summon units, or to take control (e.g. ) of other units:


 * Summoned and Dominated units with limited duration will not be killed upon losing the ability.
 * Summoned and Dominated with unlimited duration will be killed upon losing the ability, unless stated otherwise.

Stolen Spells
Many spells have some slight differences to their original, to make it easier, or possible for Rubick to use the spells. Below are listed all spells which have some notable differences.

Toggled Abilities
Toggle abilities can be acquired, but only if toggling them was the most recent action. Toggling ability does not count as casting. The effects of Toggle abilities will be lost on acquiring another ability unless stated otherwise.

Transformation Abilities
Transformation abilities are abilities that usually modifies the hero's attack range ( melee and ranged) properties with a transformation time. Generally, it changes the hero's form while providing other stat bonuses.

Rubick fully uses the transformation time of the ability and is not transform instantly.

Multiple transformation abilities can be stolen, and its bonuses and/or reductions fully stack with each other:
 * All attack damage bonuses.
 * All movement speed effects (e.g. haste).
 * All attack modifiers.
 * All health, mana (and regenerations) altering effects.
 * Attack range definitions and notes fully apply.
 * Items that use different values for melee and  ranged heroes (e.g. ) to now treat Rubick's ranged type based on the ability notes.

If a stolen transformation ability benefits illusions, they will do so when illusions of Rubick are created, no matter how many transformation abilities are stacked.

Exceptions
 * or together with  or  causes all the extra projectiles to hit units within range instantly.
 * Despite the visual effects, (,  and ),,  and  are applied to the main target only. Secondary targets from Split Shot and Flak Cannon are not hit by those modifiers.

Visual Appearance

 * Every model-changing transformation abilities transforms Rubick into a smaller version of the original.
 * Rubick will change into the form of the last cast transformation ability. If the last cast one expires, he will change into the previous cast.
 * Except for, which has priority over every other transformation abilities. Rubick will stay in the Demon Form until it expires or he dies, regardless of other transformation abilities.
 * Particle effects of all transformation abilities persist and not overridden.
 * This also apply to attacks projectiles. Rubick will use the attack projectiles of the last cast transformation ability, if the ability expires, then he uses the previous cast one.

Aghanim's Scepter Interactions
's Aghanim's Scepter upgrade causes acquired abilities to be upgraded. There are very few exceptions. Some of the upgrades are directly upgrade the original hero's other abilities. Abilities upgraded by Aghanim's Scepter not mentioned below are fully functional upgrades that can be used by Rubick.

In some cases where multiple abilities from a single hero are upgraded, Aghanim's Scepter upgrade works independently for each of them and applies the according bonus.

Aghanim's Shard Interactions
's Aghanim's Shard upgrade also causes acquired abilities to be upgraded, similar to Aghanim's Scepter. There are very few exceptions. Some of the upgrades are directly upgrade the original hero's other abilities. Abilities upgraded by Aghanim's Shard not mentioned below are fully functional upgrades that can be used by Rubick.

In some cases where multiple abilities from a single hero are upgraded, Aghanim's Shard upgrade works independently for each of them and applies the according bonus.

Rubick/Взаимодействия со Spell Steal 拉比克/技能窃取作用