Authentic Kozilek, the Great Distortion Magic Card
Because of this, you can run cards like Arcades, the Strategist, Felothar the Steadfast, Doran the Explorer I mean, Doran, the Siege Tower, or Assault Formation to have them assign damage based on their toughness and use them as significant threats
If X is 5 or more, you may cast a Hero spell from your hand without paying its mana cost
Only finding cards with flashback or disturb makes it fairly narrow, but I can see a casual deck built around flickering it as a draw engine to find cards like Mirrorhall Mimic and Deep Analysis
If you zoom a bit more, youll be able to see 4 little dots shaping into an L inside the bright portion
Weftwalking is a blue enchantment that lets you shuffle your hand and graveyard into your library as it enters, and then draw a fresh seven cards