Whenever a player casts a creature spell, that player sacrifices a permanent of their choice unless they pay .

Fading 5 <I>(This creature enters with five fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)</I>

, Remove a fade counter from Ancient Hydra: It deals 1 damage to any target.

Until end of turn, target land becomes a 3/3 creature that's still a land.

Flying (This creature can't be blocked except by creatures with flying or reach.)

Other black creatures get +1/+1.

Nonblack creatures get -1/-1.

Flying

Battlefield Percher can block only creatures with flying.

: Battlefield Percher gets +1/+1 until end of turn.

Flying

Belbe's Percher can block only creatures with flying.

Shroud (This creature can't be the target of spells or abilities.)

Fading 3 (This creature enters with three fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)

, , Discard a card: Target creature can't block this turn.

Whenever Chieftain en-Dal attacks, attacking creatures gain first strike until end of turn.

Coiling Woodworm's power is equal to the number of Forests on the battlefield.

If you control a Swamp, you may sacrifice a creature rather than pay this spell's mana cost.

Creatures you control get +2/+0 until end of turn.

When Death Pit Offering enters, sacrifice all creatures you control.

Creatures you control get +2/+2.

Flying

, : Search your library for a Rebel permanent card with mana value 3 or less, put it onto the battlefield, then shuffle.

, , Discard a card: Choose a card name. Exile the top six cards of your library, then reveal cards from the top of your library until you reveal a card with the chosen name. Put that card into your hand and exile all other cards revealed this way.

You may sacrifice a Mountain rather than pay this spell's mana cost.

Target creature gets +X/+0 until end of turn, where X is the number of Mountains you control.

, , Sacrifice a creature: Reveal a number of cards from the top of your library equal to the sacrificed creature's power. Put one into your hand and exile the rest.

Flame Rift deals 4 damage to each player.

You may choose not to untap Flowstone Armor during your untap step.

, : Target creature gets +1/-1 for as long as Flowstone Armor remains tapped.

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

Target creature gets +1/-1 and gains haste until end of turn.

: Flowstone Thopter gets +1/-1 and gains flying until end of turn.

Cast this spell only during the declare blockers step.

Attacking creatures become blocked. (This spell works on creatures that can't be blocked.)

Target creature can't be blocked this turn.

, : Tap all other artifacts. They don't untap during their controllers' untap steps for as long as Kill Switch remains tapped.

Whenever Laccolith Grunt becomes blocked, you may have it deal damage equal to its power to target creature. If you do, Laccolith Grunt assigns no combat damage this turn.

Whenever Laccolith Titan becomes blocked, you may have it deal damage equal to its power to target creature. If you do, Laccolith Titan assigns no combat damage this turn.

Whenever Laccolith Whelp becomes blocked, you may have it deal damage equal to its power to target creature. If you do, Laccolith Whelp assigns no combat damage this turn.

, Sacrifice Lawbringer: Exile target red creature.

, : Search your library for a Rebel permanent card with mana value X or less, put it onto the battlefield, then shuffle.

: Put target Rebel card from your graveyard on the bottom of your library.

If an opponent controls a Plains and you control a Swamp, you may cast this spell without paying its mana cost.

All creatures get -2/-2 until end of turn.

If you control a Swamp, you may sacrifice a creature rather than pay this spell's mana cost.

Each player exiles two cards from their hand.

If an opponent controls an Island and you control a Mountain, you may cast this spell without paying its mana cost.

Destroy target artifact.

, : Search your library for a Goblin permanent card, put it onto the battlefield, then shuffle.

, Pay half your life, rounded up: Destroy target nonblack creature. It can't be regenerated.

, , Discard a card: Target creature can't attack this turn.

Target creature can't attack or block this turn.

Protection from red

Search your library for up to three cards with the same name as target creature, reveal them, put them into your hand, then shuffle.

Enchant creature

Fading 1 <I>(This enchantment enters with one fade counter on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)</I>

Enchanted creature gets +3/+2.

When Parallax Dementia leaves the battlefield, destroy enchanted creature. That creature can't be regenerated.

Fading 5 <I>(This enchantment enters with five fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)</I>

Remove a fade counter from Parallax Nexus: Target opponent exiles a card from their hand. Activate only as a sorcery.

When Parallax Nexus leaves the battlefield, each player returns to their hand all cards they own exiled with Parallax Nexus.

Fading 5 (This enchantment enters with five fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)

Remove a fade counter from Parallax Wave: Exile target creature.

When Parallax Wave leaves the battlefield, each player returns to the battlefield all cards they own exiled with Parallax Wave.

Fading 3 <I>(This creature enters with three fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)</I>

Remove a fade counter from Phyrexian Prowler: Phyrexian Prowler gets +1/+1 until end of turn.

: Target creature gains flying until end of turn.

, : Destroy target creature with flying.

, : Destroy target tapped nonblack creature.

, : Search your library for a Mercenary permanent card with mana value 3 or less, put it onto the battlefield, then shuffle.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)

, : Search your library for a Mercenary permanent card with mana value 2 or less, put it onto the battlefield, then shuffle.

If an opponent controls a Swamp and you control a Forest, you may cast this spell without paying its mana cost.

Target player gains 6 life.

If you control a Forest, rather than pay this spell's mana cost, you may have each other player gain 6 life.

Destroy all enchantments.

Lands don't untap during their controllers' untap steps.

At the beginning of each player's upkeep, that player untaps a land they control.

: Rootwater Thief gains flying until end of turn.

Whenever Rootwater Thief deals combat damage to a player, you may pay . If you do, search that player's library for a card and exile it, then the player shuffles.

Fading 5 <I>(This creature enters with five fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)</I>

Rusting Golem's power and toughness are each equal to the number of fade counters on it.