An item for adc's that might need more armour in a armour needed situation.

Meaning the adc or your adc might need more armour and here's an item that might help them. No not the or . It's the Why? you may ask. Well Gives 20% cdr meaning the ad carries can spam their abities more often. And the mana given helps them use more abilities as well. On top of that the sheen will help them do more damage and the Unique Passive will help your team catch somebody out. Tell me if this is just downright a dumb thing or tell me if this might be a good idea. Thank you for reading! :)