As Kindred Discovery enters the battlefield, choose a creature type. Whenever a creature you control of the chosen type enters the battlefield or attacks, draw a card.

You draw two cards and you lose 2 life.

Choose an opponent. They look at the top four cards of your library and separate them into a face-down pile and a face-up pile. Put one pile into your hand and the other into your graveyard. The Ring tempts you.

Indestructible When The One Ring enters the battlefield, if you cast it, you gain protection from everything until your next turn. At the beginning of your upkeep, you lose 1 life for each burden counter on The One Ring. {T}: Put a burden counter on The One Ring, then draw a card for each burden counter on The One Ring.

You may have Flesh Duplicate enter the battlefield as a copy of any creature on the battlefield, except it has vanishing 3 if that creature doesn't have vanishing. (A permanent with vanishing 3 enters the battlefield with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)

You may have Gigantoplasm enter the battlefield as a copy of any creature on the battlefield, except it has "{X}: This creature has base power and toughness X/X."

You may have Phantasmal Image enter the battlefield as a copy of any creature on the battlefield, except it's an Illusion in addition to its other types and it has "When this creature becomes the target of a spell or ability, sacrifice it."

Ward {2} As Roaming Throne enters the battlefield, choose a creature type. Roaming Throne is the chosen type in addition to its other types. If a triggered ability of another creature you control of the chosen type triggers, it triggers an additional time.

Create a token that's a copy of target creature you control. Flashback {5}{U}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Surveil 1. (Look at the top card of your library. You may put it into your graveyard.) Draw a card.

Counter target spell.

Target creature has base power and toughness 5/5 until end of turn. The Ring tempts you.

Destroy target nonartifact creature.

Draw three cards, then put two cards from your hand on top of your library in any order.

Look at the top three cards of your library, then put them back in any order. You may shuffle. Draw a card.

Destroy target creature. The Ring tempts you.

Destroy target creature or enchantment an opponent controls. You lose life equal to that permanent's mana value.

Until end of turn, target creature gains "When this creature dies, return it to the battlefield tapped under its owner's control with a +1/+1 counter on it."

Counter target creature spell. If it was a legendary spell, the Ring tempts you.

Target creature gets -2/-2 until end of turn. {3}{B}, Exile Gollum's Bite from your graveyard: The Ring tempts you. Activate only as a sorcery.

Choose a creature type. Destroy all creatures that aren't of the chosen type.

Counter target noncreature spell.

Destroy target creature. It can't be regenerated. Its controller creates a 3/3 green Ape creature token.

Choose a creature type. Return all creatures that aren't of the chosen type to their owners' hands.

{B}, Remove X +1/+1 counters from among creatures you control: Target creature gets -X/-X until end of turn.

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

Drowned Catacomb enters the battlefield tapped unless you control an Island or a Swamp. {T}: Add {U} or {B}.

({T}: Add {U}.)

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

{T}: Add {C}. {1}: Mutavault becomes a 2/2 creature with all creature types until end of turn. It's still a land.

Shipwreck Marsh enters the battlefield tapped unless you control two or more other lands. {T}: Add {U} or {B}.

({T}: Add {U} or {B}.) Sunken Hollow enters the battlefield tapped unless you control two or more basic lands.

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

{T}: Add one mana of any color in your commander's color identity. Sacrifice Commander's Sphere: Draw a card.

{1}, {T}: Add {U}{B}.

{T}: Add one mana of any color that a land an opponent controls could produce.

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

Draw a card. The Ring tempts you.

At the beginning of your upkeep, the Ring tempts you. Whenever you choose a creature as your Ring-bearer, you may pay 2 life. If you do, draw a card.

Whenever Elrond, Lord of Rivendell or another creature enters the battlefield under your control, scry 1. If this is the second time this ability has resolved this turn, the Ring tempts you.

When Gollum, Patient Plotter leaves the battlefield, the Ring tempts you. {B}, Sacrifice a creature: Return Gollum from your graveyard to your hand. Activate only as a sorcery.

When Inherited Envelope enters the battlefield, the Ring tempts you. {T}: Add one mana of any color.

Vigilance When Rangers of Ithilien enters the battlefield, gain control of up to one target creature with lesser power for as long as you control Rangers of Ithilien. Then the Ring tempts you.

For each creature target player controls, create a token that's a copy of that creature.

Choose a creature type. Draw a card for each permanent you control of that type.

Create a token that's a copy of target creature you control, except the token has flying and it isn't legendary.

Create a token that's a copy of target creature you control. Jump-start (You may cast this card from your graveyard by discarding a card in addition to paying its other costs. Then exile this card.)

Changeling (This card is every creature type.) Changeling Outcast can't block and can't be blocked.

Deathtouch When Nazgûl enters the battlefield, the Ring tempts you. Whenever the Ring tempts you, put a +1/+1 counter on each Wraith you control. A deck can have up to nine cards named Nazgûl.

Exile all creatures you control, then reveal cards from the top of your library until you reveal that many creature cards. Put all creature cards revealed this way onto the battlefield, then shuffle the rest of the revealed cards into your library.