- Note: Not to be confused with magic shield.
A spell shield refers to one of several effects that have the capacity to negate hostile abilities from applying to the recipient.
- The shielding can vary per case with other included mechanisms such as on-hit effects and subsequent targeting ( ).
- Spell shield negates effects coming from champion abilities, monsters, champion summoned units, items, and a select few runes but not summoner spells and persistent effects from AoE DoT and passive DoT effects unless otherwise stated.
- Multiple active spell shields over a single unit will break simultaneously if the triggering hostile ability does not have a crowd control effect. This is intentional.
- Spell shield takes priority over damage shields, crowd control immunity, displacement immunity, and slow immunity.
- knockback upon taking damage cannot. attacks can be blocked, but their
- Abilities applying multiple instances of damage (e.g. , , ) will have a single instance of their damage prevented.
- Some abilities that have already applied onto the target (e.g. , , ) do not get blocked.
- Some empowered basic attacks will also trigger spell shield (e.g. , , ) but the damage being blocked, either total, bonus, or none, is case by case.
- Terrain displacing abilities (e.g. , , ) cannot be blocked.
The following will block one enemy ability, with precedence given to the ability spell shield. If the ability is of an enhanced basic attack (e.g. , ) the spell shield will not block the damage of it, but only any additional effect it might have, like crowd control. In the case of , the spell shield breaks even if the attack doesn't have any crowd control effect with it.