All Sliver creatures have "This creature gets +1/+1 as long as you control a Swamp."

All Slivers have ": Regenerate this permanent." (The next time it would be destroyed, instead tap it, remove it from combat, and heal all damage on it.)

Menace

Ward—Pay 3 life. (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays 3 life.)

Magecraft — Whenever you cast or copy an instant or sorcery spell, create a 1/1 black and green Pest creature token with "When this creature dies, you gain 1 life."

Reach

When Seed Guardian dies, create an X/X green Elemental creature token, where X is the number of creature cards in your graveyard.

Choose one —

• Return target Aura attached to a creature to its owner's hand.

• Regenerate target green creature.

• Target creature gains trample until end of turn.

Seek two nonland cards, then put a card from your hand on the bottom of your library.

Mill seven cards. Then put all cards that have an Adventure from among the milled cards into your hand.

: Seeker of Sunlight explores. Activate only as a sorcery. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)

Buyback (You may pay an additional as you cast this spell. If you do, put this card into your hand as it resolves.)

Target creature gets +3/+0 until end of turn.

Sacrifice an Elemental: Seething Pathblazer gets +2/+0 and gains first strike until end of turn.

Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

Flying, vigilance

Flash (You may cast this spell any time you could cast an instant.)

When Seht's Tiger enters the battlefield, you gain protection from the color of your choice until end of turn. (You can't be targeted, dealt damage, or enchanted by anything of the chosen color.)

Each opponent chooses fame or fortune. For each player who chose fame, gain control of a creature that player controls until end of turn. Untap those creatures and they gain haste until end of turn. For each player who chose fortune, you draw a card and create a Treasure token.

Sejiri Refuge enters the battlefield tapped.

When Sejiri Refuge enters the battlefield, you gain 1 life.

: Add or .

Flying

Pay 2 life: Return Selenia, Dark Angel to its owner's hand.

, , Tap an untapped creature you control: Create a 1/1 green Saproling creature token.

: Create a 1/1 green Saproling creature token.

: Creatures you control get +1/+1 until end of turn.

, : Add .

When Selkie Hedge-Mage enters the battlefield, if you control two or more Forests, you may gain 3 life.

When Selkie Hedge-Mage enters the battlefield, if you control two or more Islands, you may return target tapped creature to its owner's hand.

Vigilance

Whenever you cast a creature spell, create a 1/1 red Mercenary creature token with ": Target creature you control gets +1/+0 until end of turn. Activate only as a sorcery."

: Choose a color. Add one mana of that color for each different power among creatures you control.

Flying

When Senate Griffin enters the battlefield, scry 1.

When Sengir Autocrat enters the battlefield, create three 0/1 black Serf creature tokens.

When Sengir Autocrat leaves the battlefield, exile all Serf tokens.

Flying

Whenever one or more other creatures die, put a +1/+1 counter on Sengir Connoisseur. This ability triggers only once each turn.

Flying (This creature can't be blocked except by creatures with flying or reach.)

Whenever a creature dealt damage by Sengir Vampire this turn dies, put a +1/+1 counter on Sengir Vampire.

Kinship — At the beginning of your upkeep, you may look at the top card of your library. If it shares a creature type with Sensation Gorger, you may reveal it. If you do, each player discards their hand, then draws four cards.

: Look at the top three cards of your library, then put them back in any order.

: Draw a card, then put Sensei's Divining Top on top of its owner's library.

Flash

Flying

Sacrifice another creature: Sepulcher Ghoul gets +2/+2 until end of turn. Activate only once each turn.

Equipped creature gets +2/+2.

Whenever equipped creature attacks the player with the most life or tied for most life, create a 4/4 white Angel creature token with flying that's tapped and attacking that player.

Equip

Trample, haste

Share Intelligence — Whenever Sergeant John Benton deals combat damage to a player, you and that player each draw that many cards.

, : Create a 1/1 colorless Snake artifact creature token. It has "Whenever this creature deals damage to a player, that player gets a poison counter." (A player with ten or more poison counters loses the game.)

Target creature gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy it.)

You can't cast this spell during your first, second, or third turns of the game.

Flying, vigilance

Creatures you control have vigilance. (Attacking doesn't cause them to tap.)

At the beginning of your upkeep, you may put a verse counter on Serra's Liturgy.

, Sacrifice Serra's Liturgy: Destroy up to X target artifacts and/or enchantments, where X is the number of verse counters on Serra's Liturgy.

Deathtouch

Whenever Servant of the Stinger deals combat damage to a player, if you've committed a crime this turn, you may sacrifice Servant of the Stinger. If you do, search your library for a card, put it into your hand, then shuffle. (Targeting opponents, anything they control, and/or cards in their graveyards is a crime.)

Flying

: Setessan Griffin gets +2/+2 until end of turn. Activate only once each turn.

Whenever Sethron, Hurloon General or another nontoken Minotaur enters the battlefield under your control, create a 2/3 red Minotaur creature token.

: Minotaurs you control get +1/+0 and gain menace and haste until end of turn. ( can be paid with either or .)

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)

Sacrifice Sewerdreg: Exile target card from a graveyard.

Flying

Shacklegeist can block only creatures with flying.

Tap two untapped Spirits you control: Tap target creature you don't control.

Flying

Return to your hand all cards in your graveyard that you cycled or discarded this turn.

Create two tapped 1/1 white Spirit creature tokens with flying.

, , Sacrifice Shadowblood Egg: Add . Draw a card.

When Shadowgrange Archfiend enters the battlefield, each opponent sacrifices a creature with the greatest power among creatures they control. You gain life equal to the greatest power among creatures sacrificed this way.

Madness—, Pay 8 life. (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

When this creature enters the battlefield, creatures you control get +1/+1 until end of turn.

Return the top creature card of your graveyard to the battlefield. That creature gains haste until end of turn. Exile it at the beginning of the next end step.

When Shaman of Spring enters the battlefield, draw a card.

Delve (Each card you exile from your graveyard while casting this spell pays for .)

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)