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.

Enchant creature

As long as enchanted creature is attacking alone, it can't be blocked.

Enchanted creature has "Whenever this creature deals combat damage to a player, it connives." (Its controller draws a card, then discards a card. If they discarded a nonland card, they put a +1/+1 counter on this creature.)

When Sedraxis Alchemist enters, if you control a blue permanent, return target nonland permanent to its owner's hand.

Each creature card in your graveyard has unearth . (: Return the card to the battlefield. The creature gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Destroy target artifact or enchantment. If was spent to cast this spell, create two 1/1 green Saproling creature tokens.

: Target creature gets +3/+3 until end of turn. Untap that creature.

When Seedguide Ash dies, you may search your library for up to three Forest cards, put them onto the battlefield tapped, then shuffle.

When Seedpod Caretaker enters, choose one —

• Put a +1/+1 counter on target artifact or creature you control.

• Transform target Incubator token you control.

Choose one at random —

• You get an emblem with "At the beginning of your upkeep, pay . If you don't, you lose the game."

• Each player discards their hand.

• Planeswalk to Pools of Becoming. (Once there, you can roll the planar die only if you're playing Planechase.)

• For each opponent, exile cards from the top of their library until you exile a nonland card. You may cast those cards without paying their mana costs.

• Destroy all creatures and non-Bolas planeswalkers.

• You get an emblem with "You can cast nonland cards from your sideboard."

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

Haste

Allure of Slaanesh — Each opponent must attack with at least one creature each combat if able.

, , Discard a card: Target player mills three cards.

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

: Add .

, Sacrifice Seething Landscape: Search your library for a basic Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

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

Whenever one or more creature cards are put into your graveyard from anywhere, venture into the dungeon. This ability triggers only once each turn. (To venture into the dungeon, enter the first room or advance to the next room.)

Create Undead — Whenever you complete a dungeon, return target creature card from your graveyard to the battlefield.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

When Seismic Elemental enters, creatures without flying can't block this turn.

Trample

, Sacrifice a land: Draw a card.

Mountaincycling (, Discard this card: Search your library for a Mountain card, reveal it, put it into your hand, then shuffle.)

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

Target creature gets +1/+1 and gains first strike until end of turn.

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.

Return X target creatures of the creature type of your choice to their owner's hand.

Choose one —

• Target creature gets +2/+2 and gains trample until end of turn.

• Exile target creature with power 5 or greater.

• Create a 2/2 white Knight creature token with vigilance.

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

This land enters tapped.

: Add or .

: Add or .

: Selesnya Keyrune becomes a 3/3 green and white Wolf artifact creature until end of turn.

Reach (This creature can block creatures with flying.)

Selesnya Sagittars can block an additional creature each combat.

: Regenerate Selesnya Sentry.

When Self-Assembler enters, you may search your library for an Assembly-Worker creature card, reveal it, put it into your hand, then shuffle.

, Sacrifice Selfless Cathar: Creatures you control get +1/+1 until end of turn.

Whenever a Samurai or Warrior you control attacks alone, it gains lifelink until end of turn.

Sacrifice Selfless Samurai: Another target creature you control gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

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

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

Parley — : Each player reveals the top card of their library. For each nonland card revealed this way, add and you gain 1 life. Then each player draws a card.

Parley — Each player reveals the top card of their library. For each nonland card revealed this way, you create a 3/3 green Elephant creature token. Then each player draws a card.

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.)

Flying

When Senate Griffin enters, scry 1.

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

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

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.

Enchant creature

Enchanted creature gets +2/+2.

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

Vigilance (Attacking doesn't cause this creature to tap.)

At the beginning of combat on each opponent's turn, tap target creature that player controls.

Flash

When Sentinel of the Pearl Trident enters, you may exile target historic permanent you control. If you do, return that card to the battlefield under its owner's control at the beginning of the next end step. (Artifacts, legendaries, and Sagas are historic.)

Flash

Enchant creature

Enchanted creature gets +1/+2 and has vigilance.

Addendum — When Sentinel's Mark enters, if you cast it during your main phase, enchanted creature gains lifelink until end of turn.

Defender

At the beginning of combat on your turn, you may clash with an opponent. If you win, Sentry Oak gets +2/+0 and loses defender until end of turn. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher mana value.)

You may pay and tap four untapped creatures you control with flying rather than pay this spell's mana cost.

Flying, lifelink

Other creatures you control with flying have indestructible. (Damage and effects that say "destroy" don't destroy them.)

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)

When Sepulchral Primordial enters, for each opponent, you may put up to one target creature card from that player's graveyard onto the battlefield under your control.

Flying

Whenever a creature dealt damage by Seraph this turn dies, put that card onto the battlefield under your control at the beginning of the next end step. Sacrifice the creature when you lose control of Seraph.