Draconic General

March- if you control three or more other creatures that share a creature type (excluding Officer) with Draconic Commander, dragons you control get +1/+0 or +0/+1. you can change your mind at any time.
Dragons you control get +1/+0 or +0/+1. You can change your mind at any time.
Whenever Draconic General attacks, each attacking dragon you control gets +1/+0 or +0/+1 in any combination for each attacking dragon you control.