Win the indicated number of matches with the Mind Of Void deck to unlock the corresponding card for it.

Angel's Feather: 13
Angel's Feather: 11
Counterbore: 9
Deft Duelist: 5
Dispeller's Capsule: 2
Isleback Spawn: 10
Jayemdae Tome: 1
Kraken's Eye: 12
Kraken's Eye: 14
Traumatize: 8
Wall of Air: 6
Wall of Air: 3
Wall of Swords: 7
Wall of Swords: 4