Vigilance

Creatures can't attack you or planeswalkers you control unless their controller pays {1} for each of those creatures.

Search your library for a planeswalker card, reveal it, put it into your hand, then shuffle.

Domain -- Creatures can't attack you unless their controller pays {X} for each creature they control that's attacking you, where X is the number of basic land types among lands you control.

{T}: Add {C}.

{T}, Sacrifice Command Beacon: Put your commander into your hand from the command zone.

When Contagion Clasp enters the battlefield, put a -1/-1 counter on target creature.

{4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

When Contagion Engine enters the battlefield, put a -1/-1 counter on each creature target player controls.

{4}, {T}: Proliferate, then proliferate again. (Choose any number of permanents and/or players, then give each another counter of each kind already there. Then do it again.)

Enchant permanent

Enchanted permanent has hexproof.

When enchanted permanent leaves the battlefield, if it was historic, draw two cards. (Artifacts, legendaries, and Sagas are historic.)

Look at the top three cards of your library. Put two of them into your hand and the other into your graveyard. Dark Bargain deals 2 damage to you.

Enchant creature

Enchanted creature has base power and toughness 0/4, has defender, loses all other abilities, and is a blue Wall in addition to its other colors and types.

+1: Until your next turn, up to one target creature gets -3/-0 and its activated abilities can't be activated.

-1: You gain 2 life and draw a card.

-7: You get an emblem with "Your opponents can't untap more than two permanents during their untap steps."

Untap all nonland permanents you control.

{1}{W}: Target permanent you control gains protection from white until end of turn.

{1}: Target spell or permanent becomes white until end of turn.

+1: Create three 1/1 white Soldier creature tokens.

-3: Destroy all creatures with power 4 or greater.

-7: You get an emblem with "Creatures you control get +2/+2 and have flying."

Search your library for two cards. Put one into your hand and the other into your graveyard. Then shuffle.

Return target instant or sorcery card from your graveyard to your hand. Exile Flood of Recollection.

Equipped creature gets +3/+0 and has vigilance and trample.

Whenever equipped creature dies, attach Forebear's Blade to target creature you control.

Equip {3}

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

+1: Until your next turn, prevent all damage target permanent would deal.

0: Until end of turn, Gideon of the Trials becomes a 4/4 Human Soldier creature with indestructible that's still a planeswalker. Prevent all damage that would be dealt to him this turn.

0: You get an emblem with "As long as you control a Gideon planeswalker, you can't lose the game and your opponents can't win the game."

{T}: Add three mana of any one color.

{1}{W}{U}, {T}: Return target artifact or enchantment card from your graveyard to your hand.

At the beginning of combat on your turn, create a token that's a copy of equipped creature, except the token isn't legendary. That token gains haste.

Equip {5}

Whenever you cast a spell, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Nonartifact spells you cast have improvise. (Your artifacts can help cast those spells. Each artifact you tap after you're done activating mana abilities pays for {1}.)

At the beginning of your upkeep, if you control three or more artifacts, you gain 1 life.

{T}: Add {C}.

{4}, {T}, Sacrifice Inventors' Fair: Search your library for an artifact card, reveal it, put it into your hand, then shuffle. Activate only if you control three or more artifacts.

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

+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 your library. An opponent separates those cards into two piles. Put one pile into your hand and the other on the bottom of your library in any order.

-8: For each player, search that player's library for a nonland card and exile it, then that player shuffles. You may cast those cards without paying their mana costs.

Flying

Historic spells you cast cost {1} less to cast. (Artifacts, legendaries, and Sagas are historic.)

(You may cast a legendary sorcery only if you control a legendary creature or planeswalker.)

Target player takes an extra turn after this one. Return up to one target nonland permanent to its owner's hand. Exile Karn's Temporal Sundering.

+1: Reveal the top two cards of your library. An opponent chooses one of them. Put that card into your hand and exile the other with a silver counter on it.

-1: Put a card you own with a silver counter on it from exile into your hand.

-2: Create a 0/0 colorless Construct artifact creature token with "This creature gets +1/+1 for each artifact you control."

+1: Target player discards a card.

-2: Search your library for a card, then shuffle and put that card on top.

-8: Put all creature cards from all graveyards onto the battlefield under your control.

Put a -1/-1 counter on each creature you don't control. You may search your library and/or graveyard for a card named Liliana, Death Wielder, reveal it, and put it into your hand. If you search your library this way, shuffle.

+2: Put a -1/-1 counter on up to one target creature.

-3: Destroy target creature with a -1/-1 counter on it.

-10: Return all creature cards from your graveyard to the battlefield.

+1: Create a 2/2 black Zombie creature token. Mill two cards.

-3: Return target creature card from your graveyard to the battlefield. That creature is a black Zombie in addition to its other colors and types.

-7: Destroy all non-Zombie creatures.

Search your library for an instant or sorcery card, reveal it, then shuffle and put that card on top.

+2: Create a 1/1 white Kor Soldier creature token. You may attach an Equipment you control to it.

-2: You may put an Equipment card from your hand or graveyard onto the battlefield.

-10: Create a colorless Equipment artifact token named Stoneforged Blade. It has indestructible, "Equipped creature gets +5/+5 and has double strike," and equip {0}.

Nahiri, the Lithomancer can be your commander.

When Oath of Gideon enters the battlefield, create two 1/1 white Kor Ally creature tokens.

Each planeswalker you control enters the battlefield with an additional loyalty counter on it.

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

(You may cast a legendary sorcery only if you control a legendary creature or planeswalker.)

Return all legendary permanent cards from your graveyard to the battlefield.

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

Exile target creature. Put two loyalty counters on a planeswalker you control.

Flying

When Sharuum the Hegemon enters the battlefield, you may return target artifact card from your graveyard to the battlefield.

+1: Reveal the top card of your library and put that card into your hand. Each opponent loses life equal to its mana value.

-X: Sorin, Grim Nemesis deals X damage to target creature or planeswalker and you gain X life.

-9: Create a number of 1/1 black Vampire Knight creature tokens with lifelink equal to the highest life total among all players.

+1: Create a 1/1 black Vampire creature token with lifelink.

-2: You get an emblem with "Creatures you control get +1/+0."

-6: Destroy up to three target creatures and/or other planeswalkers. Return each card put into a graveyard this way to the battlefield under your control.

Destroy target creature, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

This spell can't be countered.

Destroy all creatures.

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

{U}: Target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value until end of turn.

{W}{B}: Target artifact creature gains deathtouch and lifelink until end of turn.

({U/P} can be paid with either {U} or 2 life.)

Draw two cards, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I, II -- Look at the top five cards of your library. You may reveal an artifact card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

III -- Artifacts you control become artifact creatures with base power and toughness 5/5 until end of turn.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I -- Each opponent sacrifices a creature or planeswalker.

II -- Each opponent discards a card.

III -- Put target creature or planeswalker card from a graveyard onto the battlefield under your control.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I -- Return target instant card from your graveyard to your hand.

II -- Return target sorcery card from your graveyard to your hand.

III -- Until end of turn, whenever you cast an instant or sorcery spell, copy it. You may choose new targets for the copy.

{4}, {T}: You may put a historic permanent card from your hand onto the battlefield. (Artifacts, legendaries, and Sagas are historic.)

{T}, Sacrifice an artifact: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Flying

Whenever Thrummingbird deals combat damage to a player, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Put target nonland permanent into its owner's library just beneath the top X cards of that library.

Search your library for a card, then shuffle and put that card on top. You lose 2 life.

+2: Exile target permanent you own. Return it to the battlefield under your control at the beginning of the next end step.

-1: Creatures can't be blocked this turn.

-8: You get an emblem with "Whenever you cast a spell, exile target permanent."

Flying

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

{3}{U}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

(You may cast a legendary sorcery only if you control a legendary creature or planeswalker.)

Put up to one target creature or planeswalker card from a graveyard onto the battlefield under your control. Destroy up to one target creature or planeswalker. Exile Yawgmoth's Vile Offering.