Rings of Brighthearth

Whenever you activate an ability, if it isn’t a mana ability, you may pay . If you do, copy that ability. You may choose new targets for the copy.

Rivendell

Rivendell enters tapped unless you control a legendary creature.
: Add .
, : Scry 2. Activate only if you control a legendary creature.

Stone of Erech

If a creature an opponent controls would die, exile it instead.
, , Sacrifice Stone of Erech: Exile target player’s graveyard. Draw a card.

Shineshadow Snarl

As Shineshadow Snarl enters, you may reveal a Plains or Swamp card from your hand. If you don’t, Shineshadow Snarl enters tapped.
: Add or .

Shortcut to Mushrooms

When Shortcut to Mushrooms enters, the Ring tempts you.
At the beginning of your end step, if a permanent you controlled left the battlefield this turn, put a +1/+1 counter on target creature you control.

Barad-dûr

Barad-dûr enters tapped unless you control a legendary creature.
: Add .
, : Amass Orcs X. Activate only if a creature died this turn.

Gemstone Caverns

If Gemstone Caverns is in your opening hand and you’re not the starting player, you may begin the game with Gemstone Caverns on the battlefield with a luck counter on it. If you do, exile a card from your hand.
: Add . If Gemstone Caverns has a luck counter on it, instead add one mana of any color.

The Shire

The Shire enters tapped unless you control a legendary creature.
: Add .
, , Tap an untapped creature you control: Create a Food token.

Mount Doom

, Pay 1 life: Add or .
, : Mount Doom deals 1 damage to each opponent.
, , Sacrifice Mount Doom and a legendary artifact: Choose up to two creatures, then destroy the rest. Activate only as a sorcery.

Rings of Brighthearth

Whenever you activate an ability, if it isn’t a mana ability, you may pay . If you do, copy that ability. You may choose new targets for the copy.

Necroblossom Snarl

As Necroblossom Snarl enters, you may reveal a Swamp or Forest card from your hand. If you don’t, Necroblossom Snarl enters tapped.
: Add or .

The Shire

The Shire enters tapped unless you control a legendary creature.
: Add .
, , Tap an untapped creature you control: Create a Food token.

Mount Doom

, Pay 1 life: Add or .
, : Mount Doom deals 1 damage to each opponent.
, , Sacrifice Mount Doom and a legendary artifact: Choose up to two creatures, then destroy the rest. Activate only as a sorcery.

Gemstone Caverns

If Gemstone Caverns is in your opening hand and you’re not the starting player, you may begin the game with Gemstone Caverns on the battlefield with a luck counter on it. If you do, exile a card from your hand.
: Add . If Gemstone Caverns has a luck counter on it, instead add one mana of any color.

Rings of Brighthearth

Whenever you activate an ability, if it isn’t a mana ability, you may pay . If you do, copy that ability. You may choose new targets for the copy.

Rivendell

Rivendell enters tapped unless you control a legendary creature.
: Add .
, : Scry 2. Activate only if you control a legendary creature.

Myriad Landscape

Myriad Landscape enters tapped.
: Add .
, , Sacrifice Myriad Landscape: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

Temple of Deceit

This land enters tapped.
When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.)
: Add or .

Littjara

When you planeswalk to Littjara and at the beginning of your upkeep, create a 2/2 blue Shapeshifter creature token with changeling. (It is every creature type.)
Whenever chaos ensues, choose a creature type. Put a +1/+1 counter on each creature you control of that type.

Thriving Isle

Thriving Isle enters tapped. As it enters, choose a color other than blue.
: Add or one mana of the chosen color.

Vengeant Earth

Target creature or land you control becomes a 4/4 Elemental creature with haste in addition to its other types until end of turn. It must be blocked this turn if able.