Super cyber lundi

Take an extra turn after this one. At the beginning of that turn's end step, you lose the game.

Haste (This creature can attack and {T} as soon as it comes under your control.)

Fire Tempest deals 6 damage to each creature and each player.

Destroy all creatures and lands.

Cinder Storm deals 7 damage to any target.

Destroy two target nonblack creatures. You lose 5 life.

Destroy target land or nonblack creature.

Target player loses 4 life and you gain 4 life.

Flying Whenever Shrieking Specter attacks, defending player discards a card.

When Serpent Warrior enters the battlefield, you lose 3 life.

When Ravenous Rats enters the battlefield, target opponent discards a card.

Return target creature card from your graveyard to your hand.

Target player discards two cards.

Target creature gets +4/+0 until end of turn.

Whenever Hollow Dogs attacks, it gets +2/+0 until end of turn.

Destroy target nonblack creature.

Tap all nonwhite creatures.

Search your library for a card and put that card into your hand, then shuffle your library. You lose 3 life.