Awesome Cyber Monday

When Undercellar Sweep enters the battlefield, you take the initiative. Whenever you attack, if you or a player you're attacking has the initiative...

Flash Enchant creature Enchanted creature gets +0/+10.

Whenever you cast a spell you don't own, create a 3/3 black Demon creature token. [+1]: Draw a card. For each opponent, exile up to one target inst...

When Minsc & Boo, Timeless Heroes enters the battlefield and at the beginning of your upkeep, you may create Boo, a legendary 1/1 red Hamster c...

Sea of Clouds enters the battlefield tapped unless you have two or more opponents. {T}: Add {W} or {U}.

Morphic Pool enters the battlefield tapped unless you have two or more opponents. {T}: Add {U} or {B}.

Manor Gate enters the battlefield tapped. As Manor Gate enters the battlefield, choose a color other than green. {T}: Add {G} or one mana of the ch...

{T}: Add {C}. {1}, {T}: Add one mana of any color. {1}, {T}, Tap an untapped Gate you control: Create a Treasure token. (It's an artifact with "{T}...

Black Dragon Gate enters the battlefield tapped. As Black Dragon Gate enters the battlefield, choose a color other than black. {T}: Add {B} or one ...

When Prized Statue enters the battlefield or is put into a graveyard from the battlefield, create a Treasure token. (It's an artifact with "{T}, Sa...

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

Equipped creature has myriad. (Whenever it attacks, for each opponent other than defending player, you may create a token that's a copy of that cre...

When Minsc & Boo, Timeless Heroes enters the battlefield and at the beginning of your upkeep, you may create Boo, a legendary 1/1 red Hamster c...

Ward {X}, where X is the number of experience counters you have. At the beginning of your end step, if a permanent you controlled left the battlefi...

Trample Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.) Ot...

Deathtouch Whenever Erinis, Gloom Stalker attacks, return target land card from your graveyard to the battlefield. Choose a Background (You can hav...

Commander creatures you own have "Whenever this creature attacks, it gains double strike until end of turn."

Commander creatures you own have "At the beginning of your end step, if a source you controlled dealt 5 or more damage this turn, create a 4/4 red ...

Each opponent draws a card, then you draw a card for each opponent who drew a card this way.

Target player draws X cards and loses X life, where X is the number of cards in their graveyard.

Menace Whenever Elder Brain attacks a player, exile all cards from that player's hand, then they draw that many cards. You may play lands and cast ...

{T}: Add {C}{C}.

Flash Cascade Reach When Sweet-Gum Recluse enters the battlefield, put three +1/+1 counters on each of any number of target creatures that entered ...

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without...