This artifact enters with X charge counters on it. {1}: Until end of turn, this artifact becomes a Construct artifact creature with "This creature's power and toughness are each equal to the number of charge counters on it."

You may choose not to untap this artifact during your untap step. {X}, {T}: Tap target creature with power X or less. It doesn't untap during its controller's untap step for as long as this artifact remains tapped.

Exile X target creatures. For each creature exiled this way, its controller creates a 2/2 green Boar creature token.

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.) Let the Galaxy Burn deals X plus 2 damage to each creature that didn't enter this turn.

Meteor Blast deals 4 damage to each of X targets.

Savage Twister deals X damage to each creature.

Target creature you control deals damage equal to its power to each of X target creatures and/or planeswalkers.

Draw four cards, then choose X cards in your hand and discard the rest.

Reveal the top X plus one cards of your library and separate them into two piles. An opponent chooses one of those piles. Put that pile into your hand and the other into your graveyard.

This spell costs {U}{U}{U} less to cast if an opponent has drawn four or more cards this turn. Draw X cards.

Draw X cards. If X is 10 or more, instead shuffle your graveyard into your library, draw X cards, untap up to five lands, and you have no maximum hand size for the rest of the game. Exile Finale of Revelation.

You may pay {2}{U} rather than pay this spell's mana cost. If the {2}{U} cost was paid, you draw three cards, then an opponent creates two Treasure tokens and they scry 2. If that cost wasn't paid, you draw X cards.

Draw X cards, then discard a card.

Ravenous (This creature enters with X +1/+1 counters on it. If X is 5 or more, draw a card when it enters.) Brood Telepathy — When this creature enters, distribute X +1/+1 counters among any number of other target creatures you control.

{X}{G}{G}{G}: Monstrosity X. (If this creature isn't monstrous, put X +1/+1 counters on it and it becomes monstrous.) As long as this creature is monstrous, it has trample.

Ravenous (This creature enters with X +1/+1 counters on it. If X is 5 or more, draw a card when it enters.) Bio-plasmic Barrage — When this creature enters, it deals X damage to each player and each other creature.

This creature enters with X +1/+1 counters on it. {3}: Put a +1/+1 counter on this creature. Any player may activate this ability.

{X}{R}, {T}, Discard a card: Destroy all artifacts with mana value X or less.

This creature enters with X +1/+1 counters on it. When this creature dies, create a 1/1 green Snake creature token for each +1/+1 counter on it. Morph {3}{G}{G} As this creature is turned face up, put five +1/+1 counters on it.

Ravenous (This creature enters with X +1/+1 counters on it. If X is 5 or more, draw a card when it enters.) Endless Swarm — Whenever a land you control enters, you may pay {2}{G}. If you do, return this card from your graveyard to your hand.

{X}{X}{G}: Monstrosity X. (If this creature isn't monstrous, put X +1/+1 counters on it and it becomes monstrous.) When this creature becomes monstrous, create X X/X green Hydra creature tokens.

When you cast this spell, you gain half X life and draw half X cards. Round down each time. Flying, trample This creature enters with X +1/+1 counters on it.

{X}{R}, {T}: Jiwari deals X damage to target creature without flying. Channel — {X}{R}{R}{R}, Discard this card: It deals X damage to each creature without flying.

This creature enters with X +1/+1 counters on it. If damage would be dealt to this creature while it has a +1/+1 counter on it, prevent that damage and remove that many +1/+1 counters from it. When one or more counters are removed from this creature this way, it deals that much damage to any target.

{X}, {T}: Target creature with power X or less can't be blocked this turn.

Reach, trample, protection from multicolored This creature enters with X +1/+1 counters on it.

Ravenous (This creature enters with X +1/+1 counters on it. If X is 5 or more, draw a card when it enters.) Trample Spawn Termagants — Whenever this creature deals combat damage to a player, create that many 1/1 green Tyranid creature tokens.

Reach This creature enters with X +1/+1 counters on it. Reinforce X—{X}{G}{G} ({X}{G}{G}, Discard this card: Put X +1/+1 counters on target creature.)

Gain control of target creature with mana value X or less.

Draw a card for each creature you control with a +1/+1 counter on it. Those creatures gain indestructible until end of turn. (Damage and effects that say "destroy" don't destroy them.)

Destroy target artifact or enchantment with mana value X. It can't be regenerated. You gain X life.

Prevent all combat damage X target creatures would deal this turn.

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

({T}: Add {G}.)

({T}: Add {U}.)

{T}: Add {C}. {X}{R}{G}, {T}: Target creature gets +X/+0 and gains trample until end of turn.

This land enters tapped. {T}: Add {U}. {2}{G}{G}{U}, {T}, Sacrifice this land: Create a token that's a copy of target creature you control, except it enters with an additional +1/+1 counter on it. Activate only as a sorcery.

This land enters tapped. When this land enters, it deals 1 damage to target opponent. {T}: Add {G} or {U}.

This land enters tapped. As it enters, choose a color. {T}: Add one mana of the chosen color.

({T}: Add {R}.)

{T}: Add {C}. {5}, {T}, Exile this land: Target creature's owner shuffles it into their library.

This land enters tapped unless a player has 13 or less life. {T}: Add {U} or {R}.

This land enters tapped. {T}: Add {G} or {U}. {4}, {T}: Scry 1.

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {R} or {G}.

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {G} or {U}.

This land enters tapped. As it enters, choose a color other than green. {T}: Add {G} or one mana of the chosen color.

This land enters tapped. As it enters, choose a color other than blue. {T}: Add {U} or one mana of the chosen color.

{T}: Add {C}. {4}, {T}, Sacrifice this land: You become the monarch.

Whenever a creature you control with power 4 or greater enters, draw a card. −1: Untap target permanent.

{3}, Sacrifice this creature: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

{1}{G}, {T}, Sacrifice this creature: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Search your library for up to two basic land cards and/or Gate cards, put them onto the battlefield tapped, then shuffle. You take the initiative.

This creature enters with two +1/+1 counters on it. {1}{G}, Remove a +1/+1 counter from this creature: Target player searches their library for a basic land card, puts it onto the battlefield tapped, then shuffles.

{3}{G}, {T}: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Choose one — • Search your library for a basic Forest card, put that card onto the battlefield tapped, then shuffle. • Return target Cave card from your graveyard to the battlefield tapped.

{T}: Add {R}. Put a stash counter on this artifact. {T}, Sacrifice this artifact: Add X mana of any one color, where X is the number of stash counters on this artifact.

Reveal the top X plus one cards of your library. Choose a creature card and/or a land card from among them. Put those cards into your hand and the rest on the bottom of your library in a random order. If X is 5 or more, instead put the chosen cards onto the battlefield or into your hand and the rest on the bottom of your library in a random order.

Kicker {2} (You may pay an additional {2} as you cast this spell.) Search your library for a basic land card, put it onto the battlefield, then shuffle. If this spell was kicked, instead search your library for two basic land cards, put them onto the battlefield, then shuffle.

When this artifact enters and when you sacrifice it, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle. {2}, {T}, Sacrifice this artifact: You gain 3 life.

Create X tokens that are copies of target creature you control, except they have "When this token enters, it fights up to one target creature you don't control."

Gain control of target creature with mana value X or less. If X is 5 or more, create a token that's a copy of that creature.

Destroy X target artifacts. Builder's Bane deals damage to each player equal to the number of artifacts they controlled that were put into a graveyard this way.

Exile the top X cards of your library. For each land card exiled this way, create a Treasure token. For each blue card exiled this way, draw a card. For each red card exiled this way, Culmination of Studies deals 1 damage to each opponent.

For each of X target permanents, create X tokens that are copies of that permanent.

Create a 0/0 green and blue Fractal creature token. Put X +1/+1 counters on it.

Create X X/X green Ooze creature tokens.

Exile X target creature cards from your graveyard. For each card exiled this way, create a token that's a copy of that card, except it's a 4/4 black Zombie.

(You may cast a legendary sorcery only if you control a legendary creature or planeswalker.) Jaya's Immolating Inferno deals X damage to each of up to three targets.

If X is 1, scry 1, then draw a card. If X is 2, you may choose a player. They return a creature they control to its owner's hand. If X is 3, create a 4/4 blue and red Elemental creature token. If X is 4 or more, do all of the above.

Return X cards at random from your graveyard to your hand. Exile Reap the Past.

Target player gains X life.

Torch the Witness deals twice X damage to target creature. If excess damage was dealt to that creature this way, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")