Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)

At the beginning of your upkeep, return target creature card from your graveyard to the battlefield.

At the beginning of each opponent's upkeep, that player sacrifices a creature of their choice.

Menace

Toxic 2 (Players dealt combat damage by this creature also get two poison counters.)

: Add .

, : Target creature gets +2/+0 and gains vigilance and haste until end of turn.

Whenever a player casts a black spell, you may pay . If you do, target player loses 1 life.

Smoldering Crater enters tapped.

: Add .

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

Defender

Whenever you cast an instant or sorcery spell, put a number of ember counters on Smoldering Egg equal to the amount of mana spent to cast that spell. Then if Smoldering Egg has seven or more ember counters on it, remove them and transform Smoldering Egg.

Smoldering Spires enters tapped.

When Smoldering Spires enters, target creature can't block this turn.

: Add .

At the beginning of your upkeep, target player loses 1 life.

Sacrifice Smoldering Tar: It deals 4 damage to target creature. Activate only as a sorcery.

Tribute 3 (As this creature enters, an opponent of your choice may put three +1/+1 counters on it.)

When Snake of the Golden Grove enters, if tribute wasn't paid, you gain 4 life.

: Put the top card of your graveyard on the bottom of your library.

Soldevi Golem doesn't untap during your untap step.

At the beginning of your upkeep, you may untap target tapped creature an opponent controls. If you do, untap Soldevi Golem.

: Add . Spend this mana only to activate abilities of artifacts.

: Choose target opponent. Regenerate Soldevi Sentry. When it regenerates this way, that player may draw a card.

Whenever Soldevi Steam Beast becomes tapped, target opponent gains 2 life.

: Regenerate Soldevi Steam Beast.

Flash

Flying

When Soldier of the Grey Host enters, target creature gets +2/+0 until end of turn.

, Sacrifice Soldier Replica: It deals 3 damage to target attacking or blocking creature.

Double team (When this creature attacks, conjure a duplicate into your hand, then both of them perpetually lose double team.)

Spike Soldier enters with three +1/+1 counters on it.

, Remove a +1/+1 counter from Spike Soldier: Put a +1/+1 counter on target creature.

Remove a +1/+1 counter from Spike Soldier: Spike Soldier gets +2/+2 until end of turn.

Whenever Stone-Cold Basilisk blocks or becomes blocked by a creature with fewer letters in its name, destroy that creature at end of combat. (Punctuation and spaces aren't letters.)

Whenever an opponent reads Stone-Cold Basilisk, that player is turned to stone until end of turn. Stoned players can't attack, block, cast spells, or activate abilities.

Your opponents can't search libraries.

If an opponent would begin an extra turn, that player skips that turn instead.

Kicker and/or (You may pay an additional and/or as you cast this spell.)

When Stronghold Arena enters, you gain 3 life for each time it was kicked.

Whenever one or more creatures you control deal combat damage to a player, you may reveal the top card of your library and put it into your hand. If you do, you lose life equal to its mana value.

, , Discard a card: Counter target creature spell.

Each player loses 1 life for each creature they control.

, , Discard a card: Counter target noncreature spell.

Shadow (This creature can block or be blocked by only creatures with shadow.)

Whenever Stronghold Rats deals combat damage to a player, each player discards a card.

Flying

Stronghold Zeppelin can block only creatures with flying.

Destroy target creature with toughness 4 or greater.

Whenever Syr Carah, the Bold or an instant or sorcery spell you control deals damage to a player, exile the top card of your library. You may play that card this turn.

: Syr Carah deals 1 damage to any target.

Haste

Whenever Taunting Kobold attacks, goad target creature an opponent controls. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.)

Arcane Life-support — If you would lose the game, instead exile The Golden Throne and your life total becomes 1.

A Thousand Souls Die Every Day — , Sacrifice a creature: Add three mana in any combination of colors.

When Threefold Signal enters, scry 3.

Each spell you cast that's exactly three colors has replicate . (When you cast it, copy it for each time you paid its replicate cost. You may choose new targets for the copies. A copy of a permanent spell becomes a token.)

CARDNAME enters the battlefield with ten eyestalk counters on it.

If CARDNAME would be dealt damage, remove that many eyestalk counters from it instead. If you can't, sacrifice it.

Whenever CARDNAME attacks, reveal cards from the top of your library until you reveal an instant, sorcery, or enchantment card with converted mana cost less than the number of eyestalk counters on CARDNAME. You may cast it without paying its mana cost. Shuffle your library.

Enchant creature

When Venarian Gold enters, tap enchanted creature and put X sleep counters on it.

Enchanted creature doesn't untap during its controller's untap step if it has a sleep counter on it.

At the beginning of the upkeep of enchanted creature's controller, remove a sleep counter from that creature.

Other outlaws you control have vigilance and haste. (Assassins, Mercenaries, Pirates, Rogues, and Warlocks are outlaws.)

At the beginning of combat on your turn, you may have Treasures you control become 3/3 Construct Assassin artifact creatures in addition to their other types until end of turn.

When Voldaren Ambusher enters, if an opponent lost life this turn, it deals X damage to up to one target creature or planeswalker, where X is the number of Vampires you control.

Haste (This creature can attack and as soon as it comes under your control.)

When Voldaren Duelist enters, target creature can't block this turn.

: Add .

, Pay 1 life: Add one mana of any color. Spend this mana only to cast a Vampire spell.

, : Create a Blood token. This ability costs less to activate for each Vampire you control. (It's an artifact with ", , Discard a card, Sacrifice this artifact: Draw a card.")

Voldaren Stinger has first strike as long as it's attacking.

: Voldaren Stinger gets +2/+0 until end of turn.

: Add .

, : Put target creature card from your graveyard on top of your library.

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.)

Gain control of target creature if its toughness is 2 or less. If this spell's madness cost was paid, instead gain control of that creature if its toughness is X or less.

Wingfold Pteron enters with your choice of a flying counter or a hexproof counter on it. (A creature with hexproof can't be the target of spells or abilities your opponents control.)

Other creatures you control have haste.

Whenever one or more face-down creatures you control deal combat damage to a player, draw a card.

Whenever a face-down creature you control dies, return it to the battlefield face down under its owner's control if it's a permanent card, then turn it face up.

Flying

Young Red Dragon can't block.

Flying

Other Griffin creatures get +1/+1.