Patch 21.6.0.124497 (2021-11-02):
Now reads: At the start of the game, destroy all minions in your deck. Your spells cost (1) less. (previously: Your spells cost (1) less and gain +2 Spell Damage.)
Patch 21.3.0.93849 (2021-09-21):
Moved to Pool 2 Ultra Rare from Pool 2.