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

Channel — , Discard Sunblade Samurai: Search your library for a basic Plains card, reveal it, put it into your hand, then shuffle. You gain 2 life.

Bolster X, where X is the number of cards in your hand. Each creature you control with a +1/+1 counter on it gains trample until end of turn. (To bolster X, choose a creature with the least toughness among creatures you control and put X +1/+1 counters on it.)

Destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield tapped, then shuffle. Creatures without flying can't block this turn.

Destroy target artifact or enchantment, then populate. (Create a token that's a copy of a creature token you control.)

When Sundering Titan enters or leaves the battlefield, choose a land of each basic land type, then destroy those lands.

, : End the turn. Activate only during your turn. (Exile all spells and abilities from the stack. Discard down to your maximum hand size. Damage wears off, and "this turn" and "until end of turn" effects end.)

Prevent the next 4 damage that would be dealt to any target this turn.

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

When you cycle Sunfire Balm, you may prevent the next 1 damage that would be dealt to any target this turn.

Whenever Sunfrill Imitator attacks, you may have it become a copy of another target Dinosaur you control, except its name is Sunfrill Imitator and it has this ability.

, : Add .

: Add .

, : Target creature gains double strike until end of turn.

Sunken Citadel enters tapped. As it enters, choose a color.

: Add one mana of the chosen color.

: Add two mana of the chosen color. Spend this mana only to activate abilities of land sources.

Enchant land

Enchanted land has ": Counter target spell unless its controller pays ."

During your turn, Sunlit Hoplite has first strike.

Sunlit Hoplite gets +1/+0 as long as you control an Elspeth planeswalker.

Trample, haste

If it's neither day nor night, it becomes day as Sunrise Cavalier enters.

Whenever day becomes night or night becomes day, put a +1/+1 counter on target creature you control.

Other Giant creatures you control get +2/+2 and have trample.

Defender (This creature can't attack.)

Green spells and blue spells you cast cost less to cast.

When Sunscourge Champion enters, you gain life equal to its power.

Eternalize—, Discard a card. (, Discard a card, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Zombie Human Wizard with no mana cost. Eternalize only as a sorcery.)

Tap two untapped artifacts and/or creatures you control: Sunshot Militia deals 1 damage to each opponent. Activate only as a sorcery.

As long as Sunspear Shikari is equipped, it has first strike and lifelink. (It deals combat damage before creatures without first strike. Damage dealt by it also causes you to gain that much life.)

When Sunspire Gatekeepers enters, if you control two or more Gates, create a 2/2 white Knight creature token with vigilance.

Landfall — Whenever a land enters under your control, you may put a quest counter on Sunspring Expedition.

Remove three quest counters from Sunspring Expedition and sacrifice it: You gain 8 life.

Sunstrike Legionnaire doesn't untap during your untap step.

Whenever another creature enters, untap Sunstrike Legionnaire.

: Tap target creature with mana value 3 or less.

Conjure a card named Suntail Hawk into your hand. If you have fewer than seven cards in hand, repeat this process.

Until end of turn, target creature gets +2/+0 and gains "When this creature dies, return it to the battlefield tapped under its owner's control."

Flying

When Supply-Line Cranes enters, put a +1/+1 counter on target creature.

Activated abilities cost more to activate unless they're mana abilities.

Tap five untapped Wizards you control: Search target player's library for up to five cards and exile them. Then that player shuffles.

Choose one —

• Counter target spell unless its controller pays .

• Look at the top four cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Suq'Ata Firewalker can't be the target of red spells or abilities from red sources.

: Suq'Ata Firewalker deals 1 damage to any target.

Tap another untapped Rogue you control: Sure-Footed Infiltrator can't be blocked this turn.

Whenever Sure-Footed Infiltrator deals combat damage to a player, draw a card.

Defender

: Surge Engine loses defender and gains "This creature can't be blocked."

: Surge Engine becomes blue and has base power and toughness 5/4. Activate only if Surge Engine doesn't have defender.

: Draw three cards. Activate only if Surge Engine is blue and only once.

Destroy target black or red creature that's attacking or blocking. You gain 2 life.

Exile target instant or sorcery card from your graveyard. Creatures you control get +X/+0 until end of turn, where X is that card's mana value. Whenever a creature you control deals combat damage to a player this turn, copy the exiled card. You may cast the copy without paying its mana cost.

, Sacrifice Surgical Skullbomb: Draw a card.

, Sacrifice Surgical Skullbomb: Return target creature to its owner's hand. Draw a card. Activate only as a sorcery.

Ripple 4 (When you cast this spell, you may reveal the top four cards of your library. You may cast spells with the same name as this spell from among those cards without paying their mana costs. Put the rest on the bottom of your library.)

Return target permanent to its owner's hand.

Ripple 4 (When you cast this spell, you may reveal the top four cards of your library. You may cast spells with the same name as this spell from among those cards without paying their mana costs. Put the rest on the bottom of your library.)

Surging Flame deals 2 damage to any target.

First strike

Ripple 4 (When you cast this spell, you may reveal the top four cards of your library. You may cast spells with the same name as this spell from among those cards without paying their mana costs. Put the rest on the bottom of your library.)

When Surprise Party enters, yell "Surprise" and put onto the battlefield any number of printed Clown Robot tokens that aren't touching each other, that you hid on the battlefield before you cast Surprise Party, and that weren't spotted by an opponent before you cast Surprise Party.

Robots you control get +1/+0 and have vigilance.

Return an instant card at random from your graveyard to your hand.

Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

Whenever Surtland Flinger attacks, you may sacrifice another creature. When you do, Surtland Flinger deals damage equal to the sacrificed creature's power to any target. If the sacrificed creature was a Giant, Surtland Flinger deals twice that much damage instead.

When Surveillance Monitor enters, you may collect evidence 4. (Exile cards with total mana value 4 or greater from your graveyard.)

Whenever you collect evidence, create a 1/1 colorless Thopter artifact creature token with flying.

You gain 2 life. Then if you have more life than an opponent, draw a card.

Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

Aftermath (Cast this spell only from your graveyard. Then exile it.)

Each player shuffles their graveyard into their library.

First strike

, Exile Survivor of Korlis from your graveyard: Scry 2.

Choose one or both —

• Return target Human creature card from your graveyard to your hand.

• Return target non-Human creature card from your graveyard to your hand.

, : Choose one that hasn't been chosen —

• Stimpak — Draw a card.

• Fancy Lads Snack Cakes — Create a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

• RadAway — Target player loses all rad counters. Sacrifice Survivor's Med Kit.

Defender

, : Target creature can't be blocked this turn.

Whenever Suspicious Nanny deals combat damage to a player, it reassembles target Contraption that player controls. (Gain control of it and move it onto one of your sprockets.)

Suspicious Stowaway can't be blocked.

Whenever Suspicious Stowaway deals combat damage to a player, draw a card, then discard a card.

Daybound (If a player casts no spells during their own turn, it becomes night next turn.)

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Damage that would reduce your life total to less than 1 reduces it to 1 instead.