Super cyber lundi

Whenever a creature an opponent controls attacks, if you're the defending player, create a 3/3 red Ogre creature token unless that creature's contr...

Morph {X}{B}{B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When Bane of the Living ...

Untap all creatures you control and all creatures target opponent controls. You and that opponent each gain control of all creatures the other cont...

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

Join forces — Starting with you, each player may pay any amount of mana. Each player draws X cards, where X is the total amount of mana paid this way.

Flying {1}{W}{B}, {T}: Destroy target creature or enchantment. {2}{U}: Untap Ethersworn Adjudicator.

Gain control of target Equipment, then create a 0/0 black Germ creature token and attach that Equipment to it.

Return all nonland permanents to their owners' hands. Miracle {1}{U} (You may cast this card for its miracle cost when you draw it if it's the firs...

Artifact spells you cast have convoke. (Your creatures can help cast those spells. Each creature you tap while casting an artifact spell pays for {...

Whenever you draw a card, put a +1/+1 counter on Chasm Skulker. When Chasm Skulker dies, create X 1/1 blue Squid creature tokens with islandwalk, w...

Return target nonland permanent to its owner's hand. Then that permanent's controller may sacrifice a land. If the player does, they may copy this ...

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

Flying Whenever a nontoken creature enters the battlefield under an opponent's control, create a token that's a copy of that creature except it's a...

Destroy all creatures, then create an X/X colorless Horror artifact creature token, where X is the number of creatures destroyed this way.

Return all artifact and enchantment cards from all graveyards to the battlefield under their owners' control. (Auras with nothing to enchant remain...

The owner of target nonland permanent shuffles it into their library, then draws two cards.

Changeling (This card is every creature type.) {X}: Until end of turn, creatures you control have base power and toughness X/X and gain all creatur...

Flash Flying Creatures entering the battlefield don't cause abilities to trigger.

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

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.) Artifacts and creatures y...

Converge — Crystalline Crawler enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it. Remove a +1/+1 counter fr...

{T}: Flip a coin. If you win the flip, destroy all nonland permanents.

{T}, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle your library.

Opulent Palace enters the battlefield tapped. {T}: Add {B}, {G}, or {U}.