Awesome Cyber Monday

Untap all creatures and gain control of them until end of turn. They gain haste until end of turn.

Add {B}{B}{B}.

{1}{R}: Target creature gains haste until end of turn. {1}{W}: Target creature gains first strike until end of turn.

Whenever you cast a spell that's both red and white, Battlegate Mimic has base power and toughness 4/2 until end of turn and gains first strike unt...

Other red creatures you control get +1/+1. Other white creatures you control get +1/+1. Whenever you cast a red spell, Balefire Liege deals 3 damag...

As Arsenal Thresher enters the battlefield, you may reveal any number of other artifact cards from your hand. Arsenal Thresher enters the battlefie...

Whenever another artifact enters the battlefield under your control or another artifact you control leaves the battlefield, you may pay {1}. If you...

Savage Twister deals X damage to each creature.

At the beginning of your upkeep, Rumbling Slum deals 1 damage to each player.

Flying, vigilance, haste {T}: The next 3 damage that would be dealt to target creature you control this turn is dealt to another target creature in...

Whenever equipped creature attacks, it deals damage equal to its power to the player or planeswalker it's attacking. Equip {3}

Lightning Helix deals 3 damage to any target and you gain 3 life.

Search your library for an artifact card, reveal it, and put it into your hand. Then shuffle your library.

Choose one — • Destroy target artifact. • Destroy target enchantment. • Destroy target artifact and target enchantment.

As long as it's your turn, creatures you control get +2/+0. As long as it's not your turn, creatures you control get +0/+2.

Creatures you control have haste. Sacrifice Fires of Yavimaya: Target creature gets +2/+2 until end of turn.

Vigilance, haste

The next X damage that would be dealt to target creature, planeswalker, or player this turn is dealt to another target creature, planeswalker, or p...

Vigilance, haste

Choose one or both — • Branching Bolt deals 3 damage to target creature with flying. • Branching Bolt deals 3 damage to target creature without fly...

Double strike

At the beginning of each upkeep, create a 1/1 green Saproling creature token.

Creatures of the creature type of your choice get +X/+X until end of turn.

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Flying Broodstar's power and toughness are each equal to ...