Awesome Cyber Monday

Shuffle all cards from your graveyard into your library. Target player puts that many cards from the top of their library into their graveyard.

[+1]: Until your next turn, whenever a creature an opponent controls attacks, it gets -1/-0 until end of turn. [−2]: Reveal the top three cards of ...

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Izzet Guildgate enters the battlefield tapped. {T}: Add {U} or {R}.

{T}: Add {C}. {3}{G}{W}, {T}, Tap two untapped creatures you control, Sacrifice Grove of the Guardian: Create an 8/8 green and white Elemental crea...

{T}: Add {B} or {R}. {B}{R}: Rakdos Keyrune becomes a 3/1 black and red Devil artifact creature with first strike until end of turn.

{T}: Target player puts the top card of their library into their graveyard. {5}, {T}, Sacrifice Codex Shredder: Return target card from your gravey...

{T}: Add {W} or {U}. {W}{U}: Azorius Keyrune becomes a 2/2 white and blue Bird artifact creature with flying until end of turn.

At the beginning of your upkeep, put a filibuster counter on Azor's Elocutors. Then if Azor's Elocutors has five or more filibuster counters on it,...

{4}{G}{W}: Create a 3/3 green Centaur creature token. {2}{G}{W}: Populate. (Create a token that's a copy of a creature token you control.)

Whenever another creature enters the battlefield under your control, you gain life equal to that creature's toughness. {1}{G}{W}, {T}: Populate. (C...

Target creature you control gets +1/+0 until end of turn and can't be blocked this turn. Overload {3}{U}{R} (You may cast this spell for its overlo...

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.) Scavenge {1}{B}{G} ({1}{B}{G}, Exile this card from your gravey...

Skull Rend deals 2 damage to each opponent. Those players each discard two cards at random.

Flying Whenever Niv-Mizzet, Dracogenius deals damage to a player, you may draw a card. {U}{R}: Niv-Mizzet, Dracogenius deals 1 damage to any target.

{W}{U}: Target creature gains flying until end of turn. {3}{W}{U}: Detain target nonland permanent an opponent controls. (Until your next turn, tha...

{1}{B}{G}: Target creature gets +1/+1 and gains intimidate until end of turn. (It can't be blocked except by artifact creatures and/or creatures th...

Flying, haste You may cast sorcery spells as though they had flash. (You may cast them any time you could cast an instant.)

Players can't gain life. At the beginning of each player's upkeep, that player loses half their life, rounded up.

Search your library for an instant card with converted mana cost 3, reveal it, and put it into your hand. Then repeat this process for instant card...

Creatures you control get +3/+3.

At the beginning of your upkeep, detain target creature an opponent controls. (Until your next turn, that creature can't attack or block and its ac...

Enchant land Enchanted land has "Untap this land during each other player's untap step."

Create an X/X green Ooze creature token.