No, there is no difference between blink and flicker in MTG
For a lot of folks, attacking isnt how Commander games end these days, which tells me that perhaps people need to be reminded about how to win games through the combat step
When an Equipment with job select enters, you create a 1/1 colorless Hero creature token, then attach that Equipment to the newly created token
Auras that were attached to it won't return to the battlefield
This gives you a second chance to play even more cards in a turn, overwhelming your opponent with the sheer number of cards and resources available to you
13 damage will wipe away pretty much anything that's not worth targeting with spot removal, and the discount means you can often play this for just a couple of mana