Simple dota question

[canons200]

what do the ability from dota anti-mage, "spell shield" base on?

Reduces magic damage by X%

anyone has any clue? it only reduces magic damage.

 

[jig7c]

Spell Damage Reduction, item ability

 

[xkid4ditya]

um... defend ability perhaps.?

[EDIT]
forgot the spell is pasive skill.
Agree with jig7c

 

[chobibo]

[del]Runed Bracer 'brac'; Spell Damage Reduction 'AIsr' on Special\Items folder.[/del]

[EDIT] Looks like jig answered the question already.

 

[canons200]

oh i see, item ability, no wonder i can't find it, add rep to everyone helped. thank you