Return up to one target instant card and up to one target sorcery card from your graveyard to your hand, then discard a card. Exile Shreds of Sanity.

Exchange control of target artifact you control and target artifact or creature you don't control.

Flying

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

At the beginning of each opponent's upkeep, if that player has one or fewer cards in hand, they lose 3 life.

Flying

Whenever Shrieking Specter attacks, defending player discards a card.

At the beginning of your upkeep and whenever you cast a black spell, put a charge counter on Shrine of Limitless Power.

, , Sacrifice Shrine of Limitless Power: Target player discards a card for each charge counter on Shrine of Limitless Power.

When Shrine Steward enters, you may search your library for an Aura or Shrine card, reveal it, put it into your hand, then shuffle.

Whenever Shrouded Serpent attacks, defending player may pay . If that player doesn't, Shrouded Serpent can't be blocked this turn.

Horsemanship (This creature can't be blocked except by creatures with horsemanship.)

Change the target of target spell with a single target.

Flying

Whenever Siani, Eye of the Storm attacks, scry X, where X is the number of attacking creatures with flying.

Partner (You can have two commanders if both have partner.)

When Sibsig Host enters, each player mills three cards.

Flash

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.)

Benediction of the Omnissiah — When Sicarian Infiltrator enters, draw a card.

Target player in an Un-game you can see from your seat gains control of target creature you control until your next turn. At the beginning of your next upkeep, put two +1/+1 counters on that creature. (A creature is on the battlefield of only the game its controller is playing.)

Whenever Sidisi, Brood Tyrant enters or attacks, mill three cards.

Whenever one or more creature cards are put into your graveyard from your library, create a 2/2 black Zombie creature token.

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Trample

Untapped creatures can't block.

Tapped creatures can block.

Enchant creature or Vehicle

As long as enchanted permanent is a Vehicle, it's a creature in addition to its other types.

Enchanted creature gets +3/+0 and has first strike.

Double strike (This creature deals both first-strike and regular combat damage.)

Whenever Siege Striker attacks, you may tap any number of untapped creatures you control. Siege Striker gets +1/+1 until end of turn for each creature tapped this way.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

: Target creature can't block this turn.

Lieutenant — At the beginning of combat on your turn, if you control your commander, create two 1/1 red Goblin creature tokens. Those tokens gain haste until end of turn.

, Sacrifice a Goblin: Siege-Gang Lieutenant deals 1 damage to any target.

The Nuka-Cola Challenge — Whenever one or more creatures you control deal combat damage to a player, put a quest counter on Sierra, Nuka's Biggest Fan and create a Food token.

Whenever you sacrifice a Food, target creature you control gets +X/+X until end of turn, where X is the number of quest counters on Sierra.

Draw two cards, then discard a card.

If you've cast a spell named Peer Through Depths and a spell named Reach Through Mists this turn, you may search your library for a card named The Unspeakable, put it onto the battlefield, then shuffle.

Trample

When Sifter Wurm enters, scry 3, then reveal the top card of your library. You gain life equal to that card's mana value.

Flying

Other permanents you control have hexproof.

You may look at the top card of your library any time.

You may cast Angel spells and Human spells from the top of your library.

Enchant creature

Enchanted creature can't attack or block.

: Exile enchanted creature. Create a Blood token. (It's an artifact with ", , Discard a card, Sacrifice this artifact: Draw a card.")

At the beginning of combat on your turn, choose any number of creatures with different powers. Each of them gets +X/+X and gains vigilance until end of turn, where X is Sigardian Zealot's power.

At the beginning of combat on your turn, creatures you control with toughness 4 or greater get +2/+2 and gain vigilance until end of turn.

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

Sightless Brawler can't attack alone.

Enchanted creature gets +3/+2 and can't attack alone.

Whenever a creature you control enters, if that creature is 1/1, put two +1/+1 counters on it.

Whenever you cast an enchantment spell, create a 4/4 white Angel creature token with flying.

Whenever a creature is put into your graveyard from the battlefield, you may pay . If you do, return that card to your hand.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

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.)

Vigilance

Battle cry (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn.)

Signal Pest can't be blocked except by creatures with flying or reach.

Put a +1/+1 counter on target creature you control, then each modified creature you control deals damage equal to its power to target creature you don't control. (Equipment, Auras you control, and counters are modifications.)

Vigilance

: Add one mana of any color.

Deathtouch

Whenever Silas Renn, Seeker Adept deals combat damage to a player, choose target artifact card in your graveyard. You may cast that card this turn.

Partner (You can have two commanders if both have partner.)

No more than one creature can attack each combat.

No more than one creature can block each combat.

: Destroy target blocking creature at end of combat.

, Pay 1 life: Add or .

, , Sacrifice Silent Clearing: Draw a card.

Return target creature to its owner's hand.

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Silent Hallcreeper can't be blocked.

Whenever Silent Hallcreeper deals combat damage to a player, choose one that hasn't been chosen —

• Put two +1/+1 counters on Silent Hallcreeper.

• Draw a card.

• Silent Hallcreeper becomes a copy of another target creature you control.

Flying

Whenever Silent Sentinel attacks, you may return target enchantment card from your graveyard to the battlefield.

Flying

Whenever Silent Specter deals combat damage to a player, that player discards two cards.

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Ninjutsu (, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)

Whenever Silent-Blade Oni deals combat damage to a player, look at that player's hand. You may cast a spell from among those cards without paying its mana cost.

Reach (This creature can block creatures with flying.)

As Silhana Starfletcher enters, choose a color.

: Add one mana of the chosen color.

Target creature gets +1/+1 and gains reach until end of turn. (It can block creatures with flying.)

Whenever Silkenfist Order becomes blocked, untap it.