Captain of the Watch

Vigilance (Attacking doesn’t cause this creature to tap.)
Other Soldier creatures you control get +1/+1 and have vigilance.
When Captain of the Watch enters, create three 1/1 white Soldier creature tokens.

Securitron Squadron

Squad (As an additional cost to cast this spell, you may pay any number of times. When this creature enters, create that many tokens that are copies of it.)
Vigilance
Whenever a creature token you control enters, put a +1/+1 counter on it.

Securitron Squadron

Squad (As an additional cost to cast this spell, you may pay any number of times. When this creature enters, create that many tokens that are copies of it.)
Vigilance
Whenever a creature token you control enters, put a +1/+1 counter on it.

Thriving Isle

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

Irrigated Farmland

(: Add or .)
Irrigated Farmland enters tapped.
Cycling (, Discard this card: Draw a card.)

Ash Barrens

: Add .
Basic landcycling (, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

Command Beacon

: Add .
, Sacrifice Command Beacon: Put your commander into your hand from the command zone.

Needle Spires

Needle Spires enters tapped.
: Add or .
: Needle Spires becomes a 2/1 red and white Elemental creature with double strike until end of turn. It’s still a land.

Fetid Pools

(: Add or .)
Fetid Pools enters tapped.
Cycling (, Discard this card: Draw a card.)

Blood Crypt

(: Add or .)
As Blood Crypt enters, you may pay 2 life. If you don’t, it enters tapped.

Thriving Isle

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

Archaeomancer’s Map

When Archaeomancer’s Map enters, search your library for up to two basic Plains cards, reveal them, put them into your hand, then shuffle.
Whenever a land an opponent controls enters, if that player controls more lands than you, you may put a land card from your hand onto the battlefield.

Strionic Resonator

, : Copy target triggered ability you control. You may choose new targets for the copy. (A triggered ability uses the words “when,” “whenever,” or “at.”)

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.

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.

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.

The Shire

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

Rivendell

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