When Ancestral Blade enters the battlefield, create a 1/1 white Soldier creature token, then attach Ancestral Blade to it. Equipped creature gets +1/+1. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

As Cloud Key enters the battlefield, choose artifact, creature, enchantment, instant, or sorcery. Spells you cast of the chosen type cost {1} less to cast.

Whenever a Dragon enters the battlefield under your control, put a gold counter on Dragon's Hoard. {T}, Remove a gold counter from Dragon's Hoard: Draw a card. {T}: Add one mana of any color.

When Ecologist's Terrarium enters the battlefield, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle. {2}, {T}, Sacrifice Ecologist's Terrarium: Put a +1/+1 counter on target creature. Activate only as a sorcery.

When Glass Casket enters the battlefield, exile target creature an opponent controls with mana value 3 or less until Glass Casket leaves the battlefield.

For Mirrodin! (When this Equipment enters the battlefield, create a 2/2 red Rebel creature token, then attach this to it.) Equipped creature gets +0/+1. Equip {1}{W} ({1}{W}: Attach to target creature you control. Equip only as a sorcery.)

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.) Equip {0}

For Mirrodin! (When this Equipment enters the battlefield, create a 2/2 red Rebel creature token, then attach this to it.) Equipped creature gets +2/+1 and has vigilance. Equip {3}{W} ({3}{W}: Attach to target creature you control. Equip only as a sorcery.)

When a creature enters the battlefield, sacrifice Monkey Cage and create X 2/2 green Monkey creature tokens, where X is that creature's mana value.

Noble's Purse enters the battlefield tapped and with three coin counters on it. {T}, Remove a coin counter from Noble's Purse: Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

If an artifact or creature entering the battlefield causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

{T}: Add one mana of any color. Corrupted — Whenever Phyrexian Atlas becomes tapped, each opponent who has three or more poison counters loses 1 life.

As Pithing Needle enters the battlefield, choose a card name. Activated abilities of sources with the chosen name can't be activated unless they're mana abilities.

When Prophetic Prism enters the battlefield, draw a card. {1}, {T}: Add one mana of any color.

Toxic 2 (Players dealt combat damage by this creature also get two poison counters.) When Ribskiff enters the battlefield, draw a card. Crew 3 (Tap any number of creatures you control with total power 3 or more: This Vehicle becomes an artifact creature until end of turn.)

When Sentinel Totem enters the battlefield, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.) {T}, Exile Sentinel Totem: Exile all graveyards.

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

As Sorcerous Spyglass enters the battlefield, look at an opponent's hand, then choose any card name. Activated abilities of sources with the chosen name can't be activated unless they're mana abilities.

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) When Annex Sentry enters the battlefield, exile target artifact or creature an opponent controls with mana value 3 or less until Annex Sentry leaves the battlefield.

Flying, lifelink Pegasus creatures you control have lifelink. Constellation — Whenever an enchantment enters the battlefield under your control, create a 2/2 white Pegasus creature token with flying.

Enlist (As this creature attacks, you may tap a nonattacking creature you control without summoning sickness. When you do, add its power to this creature's until end of turn.) When Argivian Cavalier enters the battlefield, create a 1/1 white Soldier creature token.

When Automatic Librarian enters the battlefield, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)

Flying When Basilica Shepherd enters the battlefield, create two 1/1 colorless Phyrexian Mite artifact creature tokens with toxic 1 and "This creature can't block." (Players dealt combat damage by them also get a poison counter.)

When Brightmare enters the battlefield, tap up to one target creature. You gain life equal to that creature's power.

When Bronze Walrus enters the battlefield, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.) {T}: Add one mana of any color.

Whenever another creature enters the battlefield under your control, you gain 1 life. {4}{W}, {T}: Exile another target creature you control, then return it to the battlefield under its owner's control.

When Dramatist's Puppet enters the battlefield, for each kind of counter on target permanent, put another counter of that kind on it or remove one from it.

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) As long as it's your turn, Duelist of Deep Faith has first strike.

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) When Dune Mover enters the battlefield, you may search your library for a basic land card, reveal it, then shuffle and put that card on top.

Lifelink When Extraction Specialist enters the battlefield, return target creature card with mana value 2 or less from your graveyard to the battlefield. That creature can't attack or block for as long as you control Extraction Specialist.

Flying When Inspiring Overseer enters the battlefield, you gain 1 life and draw a card.

Whenever Kor Celebrant or another creature enters the battlefield under your control, you gain 1 life.

Flying When Mesa Cavalier enters the battlefield, you gain 2 life.

When Meteor Golem enters the battlefield, destroy target nonland permanent an opponent controls.

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) {T}, Pay 2 life: Add one mana of any color.

As Phyrexian Revoker enters the battlefield, choose a nonland card name. Activated abilities of sources with the chosen name can't be activated.

When Rambunctious Mutt enters the battlefield, destroy target artifact or enchantment an opponent controls.

Flash Flying When Restoration Angel enters the battlefield, you may exile target non-Angel creature you control, then return that card to the battlefield under your control.

Alliance — Whenever another creature enters the battlefield under your control, scry 1. If this is the second time this ability has resolved this turn, draw a card instead.

When Seller of Songbirds enters the battlefield, create a 1/1 white Bird creature token with flying.

When Seven-Tail Mentor enters the battlefield or dies, put a +1/+1 counter on target creature or Vehicle you control.

Flying When Skyboon Evangelist enters the battlefield, support 6. (Put a +1/+1 counter on each of up to six other target creatures.) Whenever a creature with a counter on it attacks one of your opponents, that creature gains flying until end of turn.

When Skyclave Apparition enters the battlefield, exile up to one target nonland, nontoken permanent you don't control with mana value 4 or less. When Skyclave Apparition leaves the battlefield, the exiled card's owner creates an X/X blue Illusion creature token, where X is the mana value of the exiled card.

When Spirited Companion enters the battlefield, draw a card.

Whenever you cast an Aura, Equipment, or Vehicle spell, draw a card.

Defender When Wall of Mourning enters the battlefield, exile a card from the top of your library face down for each opponent you have. Coven — At the beginning of your end step, if you control three or more creatures with different powers, put a card exiled with Wall of Mourning into its owner's hand.

Defender When Wall of Omens enters the battlefield, draw a card.

When Banishing Light enters the battlefield, exile target nonland permanent an opponent controls until Banishing Light leaves the battlefield.

Flash When Banishment enters the battlefield, exile target nonland permanent an opponent controls and all other nonland permanents your opponents control with the same name as that permanent until Banishment leaves the battlefield.

When Citizen's Arrest enters the battlefield, exile target creature or planeswalker an opponent controls until Citizen's Arrest leaves the battlefield.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Exile target permanent an opponent controls with mana value 3 or greater. II — Noncreature spells your opponents cast cost {2} more to cast until your next turn. III — Return target creature or planeswalker card from your graveyard to the battlefield. Put a +1/+1 counter or a loyalty counter on it.

When Journey to Nowhere enters the battlefield, exile target creature. When Journey to Nowhere leaves the battlefield, return the exiled card to the battlefield under its owner's control.

Enchant creature or planeswalker Enchanted permanent can't attack or block, and its activated abilities can't be activated.

Flash When Prayer of Binding enters the battlefield, exile up to one target nonland permanent an opponent controls until Prayer of Binding leaves the battlefield. You gain 2 life.

Landfall — Whenever a land enters the battlefield under your control, choose one — • Create a 1/1 white Kor Ally creature token. • Creatures you control get +1/+1 until end of turn.

At the beginning of your end step, exile up to one target artifact or creature you control, then return that card to the battlefield under its owner's control.

Exile target creature or enchantment, then return it to the battlefield under its owner's control.

Exile target creature. Its controller gains life equal to its power.

Path of Ancestry enters the battlefield tapped. {T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

({T}: Add {W}.)

{T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a legendary spell. {T}: Add one mana of any color among legendary permanents you control. {3}, {T}, Exile Plaza of Heroes: Target legendary creature gains hexproof and indestructible until end of turn.

Choose one or both — • Exile target artifact or creature you control, then return it to the battlefield under its owner's control. • Return target artifact or creature card with mana value 3 or less from your graveyard to the battlefield.

Roll a d20. 1—9 | Create two 1/1 white Soldier creature tokens. 10—19 | Create two 2/2 white Knight creature tokens. 20 | Create three 2/2 white Knight creature tokens.