When you control no Islands, sacrifice Seasinger.

You may choose not to untap Seasinger during your untap step.

: Gain control of target creature whose controller controls an Island for as long as you control Seasinger and Seasinger remains tapped.

Whenever a creature you control enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Whenever you cast a spell that targets a creature you control, draw a card.

Choose up to five worth of modes. You may choose the same mode more than once.

— Create a 1/1 white Rabbit creature token.

— Exile target nonland permanent. Its controller draws a card.

— Return target permanent card with mana value 3 or less from your graveyard to the battlefield with an indestructible counter on it.

When Seasoned Buttoneer enters, open an Attraction. (Put the top card of your Attraction deck onto the battlefield.)

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.)

When Seasoned Pyromancer enters, discard two cards, then draw two cards. For each nonland card discarded this way, create a 1/1 red Elemental creature token.

, Exile Seasoned Pyromancer from your graveyard: Create two 1/1 red Elemental creature tokens.

Enchant creature or planeswalker you don't control

When Seatower Imprisonment enters the battlefield, conjure a card named Soldiers of the Watch onto the battlefield.

Enchanted permanent can't attack or block, and its activated abilities can't be activated.

Up to two target creatures each get +2/+1 until end of turn. Create a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

Each player returns to the battlefield all artifact, creature, enchantment, and land cards in their graveyard that were put there from the battlefield this turn.

: Add .

: Add one mana of any color. Spend this mana only to cast a spell that shares a watermark with Secret Base.

Secret Passage enters tapped.

: Add or .

, : Investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

You and target opponent each draw three cards.

As long as you have more cards in hand than each opponent, Secretkeeper gets +2/+2 and has flying.

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.)

Draw two cards. If you have the city's blessing, draw three cards instead.

Exile target nonland permanent. Its controller creates a 1/1 white Soldier creature token.

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.)

You may pay rather than pay this spell's mana cost. Spend only mana produced by Treasures to cast it this way.

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 this turn, 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."

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.)

Enchant creature

Enchanted creature gets +2/+1 and has first strike.

At the beginning of your end step, if you didn't attack with a creature this turn, sacrifice See Red.

Reveal the top eight cards of your library. You may put a creature card from among them onto the battlefield. Put the rest into your graveyard.

Ferocious — If you control a creature with power 4 or greater, you may put two creature cards onto the battlefield instead of one.

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.

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.

Flying

Whenever Seedpod Squire attacks, target creature you control without flying gets +1/+1 until end of turn.

Target creature gets +1/+1 until end of turn.

Target creature gets +1/+1 until end of turn.

Target creature gets +1/+1 until end of turn.

Search your library for up to three basic land cards, reveal them, put them into your hand, then shuffle.

Enchant creature

Enchanted creature can't be blocked except by artifact creatures and/or white creatures.

: Untap target creature.

: 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.)

Choose one —

• Target opponent discards two cards.

• Creatures your opponents control get -1/-1 until end of turn.

Menace (This creature can't be blocked except by two or more creatures.)

Whenever one or more artifacts and/or creatures you control are put into a graveyard from the battlefield, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)

: Add .

, : Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Your opponents play with their hands revealed.

Sacrifice Seer's Vision: Look at target player's hand and choose a card from it. That player discards that card. Activate only as a sorcery.

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.)

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

When Seht's Tiger enters, 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.)

Seismic Rupture deals 2 damage to each creature without flying.

Seismic Strike deals damage to target creature equal to the number of Mountains you control.

This spell costs less to cast if you've committed a crime this turn. (Targeting opponents, anything they control, and/or cards in their graveyards is a crime.)

Draw two cards.

This spell costs less to cast if it targets a tapped creature.

Destroy target creature.

Sejiri Glacier enters tapped.

: Add .

Sejiri Refuge enters tapped.

When Sejiri Refuge enters, you gain 1 life.

: Add or .

Sejiri Steppe enters tapped.

When Sejiri Steppe enters, target creature you control gains protection from the color of your choice until end of turn.

: Add .

Return target tapped creature to its owner's hand. Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

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

Flying

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

: Add or .

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