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

Sacrifice this enchantment: It deals 4 damage to target creature. Activate only as a sorcery.

Destroy target creature with mana value 3 or less. It can't be regenerated.

You may discard a Forest card rather than pay this spell's mana cost.

Prevent all combat damage that would be dealt by unblocked creatures this turn.

{X}X, Sacrifice this artifact: Create X 1/1 green Snake creature tokens. Activate only as a sorcery.

Whenever an opponent casts a blue or black spell, you may create a 1/1 green Snake creature token.

Whenever this creature deals combat damage to a player, you may have it deal 3 damage to target creature that player controls.

Morph {4 generic}4{red}R{red}R (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

{red}R: You may put a creature card from your hand onto the battlefield. That creature gains haste. Sacrifice the creature at the beginning of the next end step.

Defender (This creature can't attack.)

{1 generic}1: This creature gets +1/+0 until end of turn.

{1 generic}1: This creature gets +0/+1 until end of turn.

{3 generic}3: This creature deals 1 damage to target creature without flying that's attacking you.

{1 generic}1, {tap}↷: Return this creature and target green or blue creature you control to their owner's hand.

Enchant creature

Enchanted creature gets -X/-Y. If that creature is attacking, X is the number of snow lands defending player controls. Otherwise, X is the number of snow lands its controller controls. Y is equal to X or to enchanted creature's toughness minus 1, whichever is smaller.

As this artifact enters, choose a color.

{tap}↷: Add one mana of the chosen color.

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

Whenever a player casts a black spell, you gain 1 life.

{2 generic}2: Put the top card of your graveyard on the bottom of your library.

If this land would enter, sacrifice an untapped Island instead. If you do, put this land onto the battlefield. If you don't, put it into its owner's graveyard.

{tap}↷: Add {colorless}C{blue}U.

{1 generic}1, {tap}↷: Scry 1.

This creature 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 this creature.

{tap}↷: Add {colorless}C{colorless}C. Spend this mana only to activate abilities of artifacts.

{tap}↷, Sacrifice two lands: Draw three cards, then discard one of them.

Cumulative upkeep {1 generic}1 (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.)

{1 generic}1: This creature gets +1/+0 until end of turn.

{red}R, {tap}↷: Target player shuffles their library.

At the beginning of your upkeep, sacrifice this enchantment unless you discard a card.

Skip your draw step.

You have shroud. (You can't be the target of spells or abilities.)

Prevent all damage that would be dealt to you.

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

Whenever this creature attacks, other creatures you control get +1/+1 until end of turn.

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

{1 generic}1{white}W: This creature gets +1/+0 until end of turn.

{white}W: This creature gains shadow until end of turn. (It can block or be blocked by only creatures with shadow.)

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

{0 generic}0: The next time this creature would deal combat damage to an opponent this turn, it deals that damage to target creature instead.

Protection from black

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

Protection from red

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

Flying

Whenever this creature deals damage to a player, tap target creature that player controls. That creature doesn't untap during its controller's untap step for as long as this creature remains on the battlefield.

Creatures that are enchanted can't attack or block.

{1 generic}1{white}W: Prevent all combat damage that would be dealt this turn by target attacking creature with flying.

{3 generic}3{blue}U{blue}U: Shuffle your library.

{X}X: Look at the top X cards of your library, then put them back in any order.

Bird creatures get +1/+1.

{1 generic}1{white}W: Target Bird creature gains banding until end of turn. (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding a player controls are blocking or being blocked by a creature, that player divides that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

{tap}↷: Target creature other than this creature has base power and toughness 0/2 until end of turn.

Whenever an opponent casts a creature spell, this enchantment deals 2 damage to that player unless they pay {2 generic}2.

Flying

Whenever a creature dealt damage by this creature this turn dies, return that card to the battlefield under your control.

Morph {black}B{black}B{black}B (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

This enchantment enters with X echo counters on it.

You don't lose the game for having 0 or less life.

At the beginning of your upkeep, sacrifice this enchantment if there are no echo counters on it. Otherwise, target opponent may choose that for each 1 damage that would be dealt to you until your next upkeep, you remove an echo counter from this enchantment instead.

Target player loses 4 life and you gain 4 life.

Whenever a creature dies, you may pay {1 generic}1. If you do, you gain 1 life.

Destroy target creature if it's white. A creature destroyed this way can't be regenerated.

Draw a card at the beginning of the next turn's upkeep.

{1 generic}1{white}W, {tap}↷: Target creature becomes an enchantment and loses all abilities until a player casts a creature spell.

Flying

Whenever a creature with flying dies, put a +1/+1 counter on this creature.

Whenever a Bird is put into your graveyard from the battlefield, put a feather counter on this enchantment.

Bird creatures get +1/+1 for each feather counter on this enchantment.

Pay 3 life: Put a +1/+1 counter on this creature.

Trample

When this creature enters, you lose all but 1 life.

When this creature leaves the battlefield, you gain life equal to the life you lost when it entered.

Soulless One's power and toughness are each equal to the number of Zombies on the battlefield plus the number of Zombie cards in all graveyards.

{white}W{white}W, {tap}↷: Destroy target red permanent.

Exile target nonbasic land. Search its controller's graveyard, hand, and library for all cards with the same name as that land and exile them. Then that player shuffles.

Whenever this creature deals combat damage to a player, you may have this creature deal 1 damage to target creature that player controls.

When this creature enters, return a red or green creature you control to its owner's hand.

When this creature enters, it deals 1 damage to target player or planeswalker.

Whenever this creature becomes blocked, it gets +1/+1 until end of turn for each creature blocking it.

Pay 1 life: Until your next upkeep, target permanent can't phase out.

This land enters tapped.

{tap}↷: Add {black}B.

{1 generic}1{black}B: This land becomes a 1/1 black Skeleton creature with "{black}B: Regenerate this creature" until end of turn. It's still a land. (If it regenerates, the next time it would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Whenever this creature attacks, if defending player controls no black nontoken permanents, it doesn't untap during your next untap step.

As long as this creature is untapped, noncreature artifacts have shroud. (They can't be the targets of spells or abilities.)

Protection from green

{black}B: Regenerate this creature.

Enchant creature

Enchanted creature gets +0/+2 and can't be the target of spells.

All Sliver creatures have "{2 generic}2: This creature gets +1/+1 until end of turn."

Creatures you control can't be the targets of blue spells or abilities from blue sources.

You have no maximum hand size.

Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard. You may play it without paying its mana cost for as long as it remains exiled. (If it has X in its mana cost, X is 0.)

Whenever a player casts a spell, this enchantment deals 2 damage to that player.