Awesome Cyber Monday

As Molten Sentry enters the battlefield, flip a coin. If the coin comes up heads, Molten Sentry enters the battlefield as a 5/2 creature with haste...

Enchant creature Enchanted creature has "At the beginning of your end step, sacrifice this creature unless it attacked this turn."

Prevent all damage that Indentured Oaf would deal to red creatures.

Radiance — Until end of turn, target creature and each other creature that shares a color with it gain "This creature can't block."

Flying, haste When Hunted Dragon enters the battlefield, target opponent creates three 2/2 white Knight creature tokens with first strike.

{T}: Hammerfist Giant deals 4 damage to each creature without flying and each player.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color....

{1}{R}: Greater Forgeling gets +3/-3 until end of turn.

Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain.)

Haste Goblin Fire Fiend must be blocked if able. {R}: Goblin Fire Fiend gets +1/+0 until end of turn.

Enchant creature When Galvanic Arc enters the battlefield, it deals 3 damage to any target. Enchanted creature has first strike.

Whenever Frenzied Goblin attacks, you may pay {R}. If you do, target creature can't block this turn.

Untap target creature and gain control of it until end of turn. That creature gains haste until end of turn. If {W} was spent to cast this spell, t...

Until end of turn, permanents you control gain "{T}: This permanent deals 1 damage to any target."

As an additional cost to cast this spell, sacrifice a creature. Fiery Conclusion deals 5 damage to target creature.

Damage that would be dealt by Excruciator can't be prevented.

Dogpile deals damage to any target equal to the number of attacking creatures you control.

Flying, vigilance

Radiance — Cleansing Beam deals 2 damage to target creature and each other creature that shares a color with it.

Char deals 4 damage to any target and 2 damage to you.

Enchant creature you control When enchanted creature deals combat damage to a player, sacrifice it and attach Breath of Fury to a creature you cont...

{1}{R}, Sacrifice Blockbuster: It deals 3 damage to each tapped creature and each player.

{R}, Sacrifice Barbarian Riftcutter: Destroy target land.

Flying At the beginning of each player's upkeep, that player sacrifices a creature. If the player can't, sacrifice Woebringer Demon.