Armory of Iroas

Oracle Text

Whenever equipped creature attacks, put a +1/+1 counter on it.

Equip 2

Card Rulings

4/26/2014 The +1/+1 counter is put on the equipped creature before combat damage is dealt.
4/26/2014 If you move Armory of Iroas from one creature to another, any +1/+1 counters on the first creature remain where they are.