Test prints make it into the public's hands either through error, or more commonly through people with connections to former WotC employees
Combos Using Moonmist Ultimecia, Time Sorceress Isochron Scepter Conjurer's Closet Moonmist 4 card combo In 4 decks(0.00% of 729161) Infinite turns Lock Ultimecia, Time Sorceress Isochron Scepter Thassa, Deep-Dwelling Moonmist 4 card combo In 3 decks(0.00% of 729161) Infinite turns Lock Ultimecia, Time Sorceress Isochron Scepter Teleportation Circle Moonmist 4 card combo In 3 decks(0.00% of 498243) Infinite turns Lock Ultimecia, Time Sorceress Isochron Scepter Airbender Ascension Moonmist 4 card combo In 2 decks(0.00% of 353551) Infinite turns Lock Ultimecia, Time Sorceress Isochron Scepter The Mind Stone Moonmist 4 card combo In 1 decks(0.00% of 54635) Infinite turns Lock Ultimecia, Time Sorceress Panoptic Mirror Airbender Ascension Moonmist 4 card combo In 1 decks(0.00% of 353551) Infinite turns Lock Ultimecia, Time Sorceress Panoptic Mirror Brago, King Eternal Moonmist 4 card combo +1 other prerequisite +1 other prerequisite In 1 decks(0.00% of 498243) Infinite turns Lock Ultimecia, Time Sorceress Isochron Scepter Y'shtola Rhul Moonmist 4 card combo In 1 decks(0.00% of 729161) Infinite turns Lock Ultimecia, Time Sorceress Isochron Scepter Brago, King Eternal Moonmist 4 card combo +1 other prerequisite +1 other prerequisite In 1 decks(0.00% of 498243) Infinite turns Lock
No matter if you dwell in the darkest depths or the sunniest shores, these cards will be delivered to your doorstep without costing you a single mana
In an aggro deck this will be much like a one sided Wrath and clear the way for you to finish them off
Box set: Sets with a predetermined batch of cards, where what you get is not randomized
So clearly, some stock was held back
