If you would put one or more counters on a creature or planeswalker you control or on yourself, put that many plus one of each of those kinds of counters on that permanent or player instead. Choose a Background (You can have a Background as a second commander.)

Prevent all combat damage that would be dealt this turn. Cycling {2} ({2}, Discard this card: Draw a card.)

Choose one — • Exile target artifact. • Exile target enchantment. • Manifest dread. (Look at the top two cards of your library. Put one onto the battlefield face down as a 2/2 creature and the other into your graveyard. Turn it face up any time for its mana cost if it's a creature card.)

Escalate {G} (Pay this cost for each mode chosen beyond the first.) Choose one or more — • Destroy target artifact. • Destroy target enchantment. • Target creature gains hexproof and indestructible until end of turn.

Kicker {2}{W} (You may pay an additional {2}{W} as you cast this spell.) Target creature you control gains indestructible until end of turn. If this spell was kicked, instead any number of target creatures you control gain indestructible until end of turn. (Damage and effects that say "destroy" don't destroy them.)

Destroy target creature with power 4 or greater. Scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Destroy target artifact, enchantment, or creature with power 4 or greater.

Put a +1/+1 counter on target creature you control. It gains hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.)

Whenever you discard a card, exile that card from your graveyard. {2}, {T}: Draw a card, then discard a card. {4}, {T}, Sacrifice this artifact: Return all cards exiled with this artifact to their owner's hand.

Whenever equipped creature attacks, put a +1/+1 counter on it and tap up to one target creature defending player controls. Equip {W} ({W}: Attach to target creature you control. Equip only as a sorcery.)

This land enters tapped. As this land enters, choose a color other than white. {T}: Add {W} or one mana of the chosen color.

This land enters tapped. {T}: Add {G}. Cycling {1}{G} ({1}{G}, Discard this card: Draw a card.)

This land enters tapped. {T}: Add {W}. Cycling {1}{W} ({1}{W}, Discard this card: Draw a card.)

({T}: Add {G}.)

({T}: Add {W}.)

{T}: Add {C}. {4}, {T}: Target creature can't be blocked this turn.

Flash Whenever an opponent searches their library, you gain 1 life and draw a card.

Trample When this creature enters, you take the initiative.

Vigilance {T}, Sacrifice this creature: Target permanent you control gains protection from each of your opponents until end of turn. (It can't be blocked, targeted, dealt damage, enchanted, or equipped by anything controlled by those players.)

Colossal Rattlewurm has flash as long as you control a Desert. Trample {1}{G}, Exile this card from your graveyard: Search your library for a Desert card, put it onto the battlefield tapped, then shuffle.

When this creature enters, choose one — • Cure Wounds — You gain 2 life. • Dispel Magic — Destroy target enchantment. • Gentle Repose — Exile target card from a graveyard.

{2}, {T}: Put a +1/+1 counter on this creature and a +1/+1 counter on up to one target commander creature you control.

Double strike When Drizzt enters, create Guenhwyvar, a legendary 4/1 green Cat creature token with trample. Whenever a creature dies, if it had power greater than Drizzt's power, put a number of +1/+1 counters on Drizzt equal to the difference.

When this creature enters, search your library for up to two basic land cards and reveal them, then roll a d20. 9 or less | Put those cards into your hand, then shuffle. 10—19 | Put one of those cards onto the battlefield tapped and the other into your hand, then shuffle. 20+ | Put those cards onto the battlefield tapped, then shuffle.

Flying If you control five or more untapped lands, this creature enters with two +1/+1 counters and a lifelink counter on it. Plot {1}{W} (You may pay {1}{W} and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

Trample, haste Whenever this creature deals combat damage to a player, exile up to that many target cards from their graveyard. Put a +1/+1 counter on this creature for each creature card exiled this way. You gain 1 life for each noncreature card exiled this way.

When this creature enters, draw a card.

Flash (You may cast this spell any time you could cast an instant.) Flying You can't lose the game and your opponents can't win the game.

Protection Fighting Style — When this creature enters, exile up to one target non-Warrior creature you control, then return it to the battlefield under its owner's control.

When this creature enters, destroy target nonland permanent an opponent controls.

This creature has hexproof as long as it's untapped. (It can't be the target of spells or abilities your opponents control.) {T}: Add one mana of any color.

Flying When this creature enters, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.) {1}, Sacrifice this creature: Destroy target artifact or enchantment.

{T}: Add {G}. {1}, {T}: Add one mana of any color.

{T}: Add {G}. When you spend this mana to cast a Dragon creature spell, you gain 2 life.

{3}{W}: Creatures you control get +1/+1 and gain vigilance until end of turn. Activate only during your turn. (Attacking doesn't cause them to tap.)

When this creature enters, search your library for a basic Plains card and reveal it. If an opponent controls more lands than you, put it onto the battlefield tapped. Otherwise, put it into your hand. Then shuffle. Foretell {1}{W} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Flash Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Double strike Other tapped creatures you control have hexproof.

Reach (This creature can block creatures with flying.) Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.) {2}{G}: Put a +1/+1 counter on target creature you control. Activate only as a sorcery.

First strike You may look at the top card of your library any time. As long as an opponent controls more lands than you, you may play lands from the top of your library. (You can play a land this way only if you have an available land play remaining.)

Vigilance {1}, Sacrifice this creature: Destroy target artifact or enchantment.

At the beginning of your end step, if you had a land enter the battlefield under your control this turn, venture into the dungeon. (Enter the first room or advance to the next room.)

Enchant land When this Aura enters, exile target nonland permanent you don't control until this Aura leaves the battlefield. Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color.

Whenever a creature you control enters, put a +1/+1 counter on each creature you control.

When this enchantment enters, if you control a creature with power 4 or greater, draw a card. Creatures you control have trample. (Each of those creatures can deal excess combat damage to the player or planeswalker it's attacking.) Whenever a creature you control with power 4 or greater enters, draw a card.

Whenever a nontoken creature you control dies, put a slime counter on this enchantment, then create a green Ooze creature token with "This token's power and toughness are each equal to the number of slime counters on Gutter Grime."

Whenever a creature an opponent controls dies, you may pay {1}. If you do, create a 1/1 white Spirit creature token with flying.

Creatures you control have myriad. (Whenever a creature with myriad attacks, for each opponent other than defending player, you may create a token copy that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)

Commander creatures you own have "When this creature enters and at the beginning of your upkeep, each player may put two +1/+1 counters on a creature they control. For each opponent who does, you gain protection from that player until your next turn." (You can't be targeted, dealt damage, or enchanted by anything controlled by that player.)

When this enchantment enters, search your library for up to five land cards that have different names, exile them, then shuffle. At the beginning of your end step, choose a card at random exiled with this enchantment and put it onto the battlefield tapped.

When this enchantment enters, put X +1/+1 counters on target creature, where X is that creature's power. At the beginning of your end step, draw two cards if you control the creature with the greatest power or tied for the greatest power.

Flash (You may cast this spell any time you could cast an instant.) Enchant creature Enchanted creature has double strike. (It deals both first-strike and regular combat damage.)

When this enchantment enters, you take the initiative. Whenever you attack, if you or a player you're attacking has the initiative, you create two 1/1 white Soldier creature tokens that are tapped and attacking.

Search your library for up to X basic land cards, where X is the number of different powers among creatures you control. Put those cards onto the battlefield tapped, then shuffle.

Put a +1/+1 counter on target creature, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Choose one — • Destroy all tokens. • Destroy all nonland, nontoken permanents.

Spree (Choose one or more additional costs.) + {1} — Search your library for a basic land card or a Desert card, put it onto the battlefield, then shuffle. + {3} — Create an X/X green Elemental creature token, where X is the number of lands you control.

Demonstrate (When you cast this spell, you may copy it. If you do, choose an opponent to also copy it. Players may choose new targets for their copies.) Return target card from your graveyard to your hand. You gain life equal to that card's mana value. Exile Healing Technique.

Search your library for a Forest card, put that card onto the battlefield, then shuffle.

Choose two — • Target player gains 7 life. • Put target noncreature permanent on top of its owner's library. • Target player shuffles their graveyard into their library. • Search your library for a creature card, reveal it, put it into your hand, then shuffle.

Choose one or more — • Destroy all small creatures. • Destroy all medium creatures. • Destroy all large creatures. (A small creature has total power and toughness 4 or less, medium is 5—8, and large is 9 or more.)