For example, this means that you could exile a creature put onto the battlefield by an unearth ability (and then unearths delayed triggered ability wont exile that creature), but you cant target a creature that will be returned to the battlefield by another ability during your end step (such as Astral Drifts delayed triggered ability)
Hope this little guide can help understanding how omnipresent are those fakes
Veils of Fear Each player loses 2 life unless they discard a card
My intuition around how copy effects work makes me think it would be a copy of Silent Hallcreeper, but I know that conjuring and double team are their own mechanics with their own rules
With that in mind, it's full of instants and sorceries, and in a multiplayer format like Commander will likely ensure you want to keep at least some mana untapped so you can respond to threats
While the card has no synergy at all with the goblins just having that looting going on, or perhaps drawing a removal spell that would have otherwise hit a Warchief, should make your deck a lot more consistent