Mirror, Mirror was a short MTG Arena held event on July 3-6, 2021 that featured rebalanced versions of some of Historic's iconic banned cards. It was a precursor to Alchemy cards, and the Mirror, Mirror version of Omnath, Locus of Creation would later appear as an Alchemy card.
|Original card||Changes to the card|
|Agent of Treachery||The enters the battlefield ability triggers only if cast from the hand.|
|Field of the Dead||The land is now legendary and Zombies enter the battlefield tapped.|
|Fires of Invention||Mana cost increased from to .|
|Nexus of Fate||The card exiles itself when cast and does not shuffle itself into its owner’s library.|
|Oko, Thief of Crowns||The first ability gives +1 loyalty instead of +2. The second ability now takes -2 loyalty instead of giving +1.|
|Omnath, Locus of Creation||Scry 1 when entering the battlefield rather than drawing a card.|
|Once Upon a Time||Costs instead of when it’s the first spell each game.|
|Teferi, Time Raveler||Mana cost increased from to and initial loyalty increased from 4 to 5.|
|Uro, Titan of Nature’s Wrath||No longer allows you to put a land card from your hand onto the battlefield.|
|Veil of Summer||Mana cost increased from to .|
|Wilderness Reclamation||Untaps two lands instead of all.|
|Winota, Joiner of Forces||Look at the top four cards of your library instead of six.|
Agent of Treachery
Field of the Dead
Fires of Invention
Nexus of Fate
Oko, Thief of Crowns
Omnath, Locus of Creation
Once Upon a Time
Teferi, Time Raveler
Uro, Titan of Nature’s Wrath
Veil of Summer
Winota, Joiner of Forces
- Adam Styborski (May 6, 2021). "Welcome to the Summer of Legend". magicthegathering.com. Wizards of the Coast.
- Terence (May 26, 2021). "Rebalanced Historic Banned Cards Datamined for the Mirror, Mirror Event in Early July". Mtgazone.com.
- Wizards of the Coast (June 30, 2021). "MTG Arena Announcements". magicthegathering.com. Wizards of the Coast.