: The next time a green source of your choice would deal damage to you this turn, prevent that damage.

Cycling (, Discard this card: Draw a card.)

: The next time a red source of your choice would deal damage to you this turn, prevent that damage.

Cycling (, Discard this card: Draw a card.)

Enchant permanent

When Rune of Sustenance enters, draw a card.

As long as enchanted permanent is a creature, it has lifelink.

As long as enchanted permanent is an Equipment, it has "Equipped creature has lifelink."

Equipped creature has first strike and gets +X/+0, where X is the number of instant and sorcery cards in your graveyard.

Equip

Runed Arch enters tapped.

, , Sacrifice Runed Arch: X target creatures with power 2 or less can't be blocked this turn.

Equipped creature gets +1/+1 and is every creature type.

Equip

Flying

When this creature enters, search your library for a card, put it into your hand, then shuffle.

Prevent all damage that would be dealt to creatures you control.

Return target exiled card with flashback you own to your hand.

Training (Whenever this creature attacks with another creature with greater power, put a +1/+1 counter on this creature.)

When Rural Recruit enters, create a 3/1 green Boar creature token.

Tap target creature. It doesn't untap during its controller's next untap step.

Awaken 3— (If you cast this spell for , also put three +1/+1 counters on target land you control and it becomes a 0/0 Elemental creature with haste. It's still a land.)

When Rusko, Clockmaker enters the battlefield, conjure a card named Midnight Clock onto the battlefield.

Whenever you cast a noncreature spell, put an hour counter on each permanent you control named Midnight Clock. Each opponent loses 1 life and you gain 1 life.

You may choose not to untap Rust Tick during your untap step.

, : Tap target artifact. It doesn't untap during its controller's untap step for as long as Rust Tick remains tapped.

As Rustic Clachan enters, you may reveal a Kithkin card from your hand. If you don't, Rustic Clachan enters tapped.

: Add .

Reinforce 1— (, Discard this card: Put a +1/+1 counter on target creature.)

: Put an oil counter on Rustvine Cultivator.

, Remove an oil counter from Rustvine Cultivator: Untap target land.

Ruthless Cullblade gets +2/+1 as long as an opponent has 10 or less life.

When Ruthless Technomancer enters, you may sacrifice another creature you control. If you do, create a number of Treasure tokens equal to that creature's power.

, Sacrifice X artifacts: Return target creature card with power X or less from your graveyard to the battlefield. X can't be 0.

, : Look at the top card of target player's library. If it has an Agents of S.N.E.A.K. watermark, you may reveal it and put it into your hand. Otherwise, put it on your choice of the top or bottom of its owner's library.

Sabertooth Alley Cat attacks each combat if able.

: Creatures without defender can't block Sabertooth Alley Cat this turn.

, : Sacellum Archers deals 2 damage to target attacking or blocking creature.

Other Snake creatures you control get +0/+1.

Shamans you control have ": Add ."

Prevent the next 3 damage that would be dealt to target creature this turn. At the beginning of the next end step, put a +0/+1 counter on that creature for each 1 damage prevented this way.

Return up to two target cards with cycling from your graveyard to your hand.

(: Add or .)

As Sacred Foundry enters, you may pay 2 life. If you don't, it enters tapped.

, Sacrifice Sacred Guide: Reveal cards from the top of your library until you reveal a white card. Put that card into your hand and exile all other cards revealed this way.

At the beginning of your upkeep, sacrifice Sacred Mesa unless you sacrifice a Pegasus.

: Create a 1/1 white Pegasus creature token with flying.

(: Add or .)

Sacred Peaks enters tapped.

Discard any number of cards. Creatures you control get +0/+1 until end of turn for each card discarded this way.

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

A person outside the game chooses an attacking or blocking creature target opponent controls. That player sacrifices that creature.

When Saddleback Lagac enters, support 2. (Put a +1/+1 counter on each of up to two other target creatures.)

Enchant creature

Whenever a creature dies, put a +1/+1 counter on enchanted creature.

Enchant creature

Enchanted creature has ", : Put a -1/-1 counter on target creature."

Starting with the next opponent in turn order, each player chooses a creature you don't control. Destroy the chosen creatures.

Menace

At the beginning of your end step, if you have the initiative, create a Treasure token. Create three of those tokens instead if you've completed a dungeon.

Choose a Background (You can have a Background as a second commander.)

When Sage of Shaila's Claim enters, you get (three energy counters).

Whenever you cast a noncreature spell, create a 1/1 colorless Servo artifact creature token.

−2: Target artifact you control becomes a copy of another target artifact or creature you control until end of turn, except it's an artifact in addition to its other types.

Improvise (Each artifact you tap after you're done activating mana abilities pays for .)

Reveal the top X cards of your library. You may put any number of artifact cards with mana value X or less from among them onto the battlefield. Then put all cards revealed this way that weren't put onto the battlefield into your graveyard.

Flash

Backup 1 (When this creature enters, put a +1/+1 counter on target creature. If that's another creature, it gains the following ability until end of turn.)

Hexproof

: You may put a land card from your hand onto the battlefield.

: Add .

, : Put a storage counter on Saltcrusted Steppe.

, Remove X storage counters from Saltcrusted Steppe: Add X mana in any combination of and/or .

, Sacrifice Salvage Scout: Return target artifact card from your graveyard to your hand.

When Salvager of Secrets enters, return target instant or sorcery card from your graveyard to your hand.

, : Prevent the next 4 damage that would be dealt this turn to target creature you control. Tap that creature. It doesn't untap during your next untap step.

, Sacrifice Samite Censer-Bearer: Prevent the next 1 damage that would be dealt to each creature you control this turn.

Whenever Sample Collector attacks, you may collect evidence 3. When you do, put a +1/+1 counter on target creature you control. (To collect evidence 3, exile cards with total mana value 3 or greater from your graveyard.)

Bushido 2 (Whenever this creature blocks or becomes blocked, it gets +2/+2 until end of turn.)

Flash

Double strike, vigilance, haste

Other creatures you control have haste.

, : Untap another target creature.

Protection from black and from red

When Sanctifier en-Vec enters, exile all cards that are black or red from all graveyards.

If a black or red permanent, spell, or card not on the battlefield would be put into a graveyard, exile it instead.

Destroy target artifact or enchantment. You gain 3 life.