Secret Lair Drop

Kindred Enchantment — Eldrazi Aura

Enchant creature
Enchanted creature gets +10/+10 and has trample and annihilator 2. (Whenever it attacks, defending player sacrifices two permanents of their choice.)

Eldrazi Conscription

Enchantment

Each player can't cast more than one noncreature spell each turn.

Deafening Silence

Whenever an opponent casts a spell, you may reveal the top card of your library. If you do, counter that spell if it has the same mana value as the revealed card.

Counterbalance

Legendary Creature — Angel

Flying, vigilance
Whenever Bruna attacks or blocks, you may attach to it any number of Auras on the battlefield and you may put onto the battlefield attached to it any number of Aura cards that could enchant it from your graveyard and/or hand.