Conduit of Ruin

When you cast this spell, you may search your library for a colorless creature card with mana value 7 or greater, reveal it, then shuffle and put that card on top.
The first creature spell you cast each turn costs {2} less to cast.

Skull Rend

Skull Rend deals 2 damage to each opponent. Those players each discard two cards at random.

Flame Rift

Flame Rift deals 4 damage to each player.

Eldrazi Devastator

Crushing Disappointment

Each player loses 2 life. You draw two cards.

Artisan of Kozilek

When you cast this spell, you may return target creature card from your graveyard to the battlefield.
Annihilator 2 (Whenever this creature attacks, defending player sacrifices two permanents of their choice.)

Ulamog's Crusher

Annihilator 2 (Whenever this creature attacks, defending player sacrifices two permanents of their choice.)
Ulamog's Crusher attacks each combat if able.

Rakdos, Lord of Riots

You can't cast Rakdos, Lord of Riots unless an opponent lost life this turn.
Flying, trample
Creature spells you cast cost {1} less to cast for each 1 life your opponents have lost this turn.

Breaker of Armies

All creatures able to block Breaker of Armies do so.

Pathrazer of Ulamog

Annihilator 3 (Whenever this creature attacks, defending player sacrifices three permanents of their choice.)
Pathrazer of Ulamog can't be blocked except by three or more creatures.

Price of Progress

Price of Progress deals damage to each player equal to twice the number of nonbasic lands that player controls.

Meteor Golem

When this creature enters, destroy target nonland permanent an opponent controls.

Browbeat

Any player may have Browbeat deal 5 damage to them. If no one does, target player draws three cards.

Bane of Bala Ged

Whenever Bane of Bala Ged attacks, defending player exiles two permanents they control.

End the Festivities

End the Festivities deals 1 damage to each opponent and each creature and planeswalker they control.