Awesome Cyber Monday

Flying Whenever Butcher of Malakir or another creature you control dies, each opponent sacrifices a creature.

Flying When Patron of the Vein enters the battlefield, destroy target creature an opponent controls. Whenever a creature an opponent controls dies,...

Whenever you tap a Swamp for mana, add an additional {B}. {B}: Nirkana Revenant gets +1/+1 until end of turn.

Whenever Blood Artist or another creature dies, target player loses 1 life and you gain 1 life.

Flying Whenever Falkenrath Noble or another creature dies, target player loses 1 life and you gain 1 life.

Whenever a creature you control deals combat damage to a player, you may draw a card. Cycling {2} ({2}, Discard this card: Draw a card.)

Whenever Ghostly Pilferer becomes untapped, you may pay {2}. If you do, draw a card. Whenever an opponent casts a spell from anywhere other than th...

Flying Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

Flying When Hanged Executioner enters the battlefield, create a 1/1 white Spirit creature token with flying. {3}{W}, Exile Hanged Executioner: Exil...

Whenever a nontoken creature is put into your graveyard from the battlefield, create a 1/1 white Spirit creature token with flying.

Flying When Boreas Charger leaves the battlefield, choose an opponent who controls more lands than you. Search your library for a number of Plains ...

Partner with Kamber, the Plunderer (When this creature enters the battlefield, target player may put Kamber into their hand from their library, the...

Partner with Rhoda, Geist Avenger (When this creature enters the battlefield, target player may put Rhoda into their hand from their library, then ...

Melee (Whenever this creature attacks, it gets +1/+1 until end of turn for each opponent you attacked this combat.) Other Spirits you control have ...

Whenever a creature an opponent controls dies, you may pay {1}. If you do, create a 1/1 white Spirit creature token with flying.

When Shadowgrange Archfiend enters the battlefield, each opponent sacrifices a creature with the greatest power among creatures they control. You g...

Partner with Kamber, the Plunderer (When this creature enters the battlefield, target player may put Kamber into their hand from their library, the...

Myriad Landscape enters the battlefield tapped. {T}: Add {C}. {2}, {T}, Sacrifice Myriad Landscape: Search your library for up to two basic land ca...

{T}: Add one mana of any color in your commander's color identity.

{1}, {T}: Add {B}{R}.

Destroy target artifact you don't control. Overload {4}{R} (You may cast this spell for its overload cost. If you do, change its text by replacing ...

Flying When Ethereal Investigator enters the battlefield, investigate X times, where X is the number of opponents you have. (To investigate, create...

Flying Whenever a creature you control deals combat damage to a player, put that many +1/+1 counters on it.

At the beginning of each player's draw step, that player draws an additional card.