Scrapheap Scrounger can't block.

, Exile another creature card from your graveyard: Return Scrapheap Scrounger from your graveyard to the battlefield.

Modular 2 (This creature enters with two +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

, Sacrifice an artifact: Search your library for a Construct card, reveal it, put it into your hand, then shuffle.

Flying

: Creatures you control get +1/+0 until end of turn.

: Manifest a card from your hand. (Put that card onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)

, : Draw a card if you have seven or more cards in hand.

, : Exile any number of cards from your hand face down. Put that many cards from the top of your library into your hand. Then look at the exiled cards and put them on top of your library in any order.

, : Choose a number greater than 0 and a color. Target opponent reveals their hand. If that opponent reveals exactly the chosen number of cards of the chosen color, you draw a card.

Choose a creature you control, then each opponent chooses a creature they control with equal or lesser power. If you chose a creature this way, exile each creature not chosen by any player this way.

Myriad, myriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token that's a copy of this creature that's tapped and attacking that player or a planeswalker they control. Then do it again. Exile the tokens at end of combat.)

Whenever Scurry of Squirrels deals combat damage to a player, put a +1/+1 counter on target creature you control.

Landfall — Whenever a land you control enters, create a 1/1 green Insect creature token. If you control six or more lands, create a token that's a copy of Scute Swarm instead.

Equipped creature gets +2/+2.

Whenever a creature dealt damage by equipped creature this turn dies, return that card to the battlefield under your control. Attach Scythe of the Wretched to that creature.

Equip

Living weapon (When this Equipment enters, create a 0/0 black Phyrexian Germ creature token, then attach this to it.)

Equipped creature gets +1/+1.

Whenever equipped creature deals combat damage to a player, that player loses half their life, rounded up.

Equip

: Draw a card for each Ally you control.

Sea of Clouds enters tapped unless you have two or more opponents.

: Add or .

Mutate (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)

Flash

Whenever this creature deals combat damage to a player, draw a card.

Whenever a Merfolk you control deals combat damage to a player, draw a card.

As Seal of the Guildpact enters, choose two colors.

Each spell you cast costs less to cast for each of the chosen colors it is.

Morbid — At the beginning of each end step, if a creature died this turn, put a soul counter on Séance Board.

: Add X mana of any one color, where X is the number of soul counters on Séance Board. Spend this mana only to cast instant, sorcery, Demon, and Spirit spells.

Search your library for a snow permanent card, a legendary card, or a Saga card, reveal it, put it into your hand, then shuffle. You gain 1 life for each spent to cast this spell. ( is mana from a snow source.)

When Search the City enters, exile the top five cards of your library.

Whenever you play a card with the same name as one of the exiled cards, you may put one of those cards with that name into its owner's hand. Then if there are no cards exiled with Search the City, sacrifice it. If you do, take an extra turn after this one.

Whenever you gain life, you may pay . If you do, Searing Meditation deals 2 damage to any target.

: Add .

When Seasoned Dungeoneer enters, you take the initiative.

Whenever you attack, target attacking Cleric, Rogue, Warrior, or Wizard gains protection from creatures until end of turn. It explores. (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 the creature, then put the card back or put it into your graveyard.)

As Secluded Glen enters, you may reveal a Faerie card from your hand. If you don't, Secluded Glen enters tapped.

: Add or .

For each token you control, create a token that's a copy of that permanent.

Nonland permanents you control and permanent spells you control are enchantments in addition to their other types.

(You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.)

Create X 1/1 white Warrior creature tokens.

: Create a 1/1 white Soldier creature token. Activate only if you control no creatures and only once each turn.

Sedge Troll gets +1/+1 as long as you control a Swamp.

: Regenerate Sedge Troll.

Flying

Whenever Sedraxis Specter deals combat damage to a player, that player discards a card.

Unearth (: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Look at the top three cards of your library. Put one of those cards into your hand and the rest on the bottom of your library in any order. If this spell was cast from anywhere other than your hand, put each of those cards into your hand instead.

Untap all permanents you control during each other player's untap step.

Undaunted (This spell costs less to cast for each opponent.)

Return up to two target cards from your graveyard to your hand. Exile Seeds of Renewal.

Search target opponent's library for a card and exile it. You gain life equal to its mana value. Then that player shuffles.

Landfall — Whenever a land you control enters, you may pay . If you do, draw a card.

Discard a land card: Seismic Assault deals 2 damage to any target.

At the beginning of each player's upkeep, that player loses 2 life and draws two cards.

Destroy target nonwhite, nonblack creature. Create a 1/1 white Spirit creature token with flying.

Haunt (When this spell card is put into a graveyard after resolving, exile it haunting target creature.)

When the creature Seize the Soul haunts dies, destroy target nonwhite, nonblack creature. Create a 1/1 white Spirit creature token with flying.

Sekki, Seasons' Guide enters with eight +1/+1 counters on it.

If damage would be dealt to Sekki, prevent that damage, remove that many +1/+1 counters from Sekki, and create that many 1/1 colorless Spirit creature tokens.

Sacrifice eight Spirits: Return Sekki from your graveyard to the battlefield.

Reveal the top seven cards of your library. Choose from among them a card with flying, a card with first strike, and so on for double strike, deathtouch, haste, hexproof, indestructible, lifelink, menace, reach, trample, and vigilance. Put one of the chosen cards onto the battlefield, the other chosen cards into your hand, and the rest into your graveyard.

Each player chooses a color. Then exile each permanent unless it's colorless or it's only the color its controller chose.

: Exile target creature card from a graveyard, then populate. (Create a token that's a copy of a creature token you control.)

Exile Selfless Glyphweaver: Creatures you control gain indestructible until end of turn.

Flash

When Selfless Squire enters, prevent all damage that would be dealt to you this turn.

Whenever damage that would be dealt to you is prevented, put that many +1/+1 counters on Selfless Squire.

Council's dilemma — Starting with you, each player votes for wild or free. Reveal cards from the top of your library until you reveal a creature card for each wild vote. Put those creature cards onto the battlefield, then shuffle the rest into your library. You may put a permanent card from your hand onto the battlefield for each free vote.

Whenever Semblance Scanner or equipped creature deals combat damage to a player, if it's not a token, conjure a duplicate of it into your hand.

Reconfigure (: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

Artifacts you control are Clues in addition to their other types and have ", Sacrifice this artifact: Draw a card."

Whenever you sacrifice a Clue, target creature can't be blocked this turn.

Flying

, Exile Sengir Nosferatu: Create a 1/2 black Bat creature token with flying. It has ", Sacrifice this creature: Return an exiled card named Sengir Nosferatu to the battlefield under its owner's control."

Flying

Whenever another creature dies, put two +1/+1 counters on Sengir, the Dark Baron.

Whenever another player loses the game, you gain life equal to that player's life total as the turn began.

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

Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.)

, : Put a training counter on target creature. That creature gains bushido 1 and becomes a Samurai in addition to its other creature types. Activate only as a sorcery.