+1: Reveal the top two cards of your library. An opponent chooses one of them. Put that card into your hand and exile the other with a silver counter on it.
−1: Put a card you own with a silver counter on it from exile into your hand.
−2: Create a 0/0 colorless Construct artifact creature token with "This creature gets +1/+1 for each artifact you control."
![Karn, Scion of Urza [Mythic Edition]](http://tothetablebgc.myshopify.com/cdn/shop/files/0cd43687-0ae1-47e9-b0d6-2af56bdbe2e9_15231a99-b5eb-476d-a6bb-af00510d049d.png?v=1776362300&width=1445)
