Base Camp enters the battlefield tapped.

: Add .

: Add one mana of any color. Spend this mana only to cast a Cleric, Rogue, Warrior, or Wizard spell or to activate an ability of a Cleric, Rogue, Warrior, or Wizard.

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for .)

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for .)

Target creature gets -X/-X until end of turn. You gain X life.

: Goblins you control get +1/+0 and gain haste until end of turn.

Pack tactics — Whenever Battle Cry Goblin attacks, if you attacked with creatures with total power 6 or greater this combat, create a 1/1 red Goblin creature token that's tapped and attacking.

You may exert Battlefield Scavenger as it attacks. (It won't untap during your next untap step.)

Whenever you exert a creature, you may discard a card. If you do, draw a card.

Flying

Whenever Beacon Hawk deals combat damage to a player, you may untap target creature.

: Beacon Hawk gets +0/+1 until end of turn.

Flying

At the beginning of each upkeep, create a 1/1 black and green Pest creature token with "When this creature dies, you gain 1 life."

Pay 10 life: Untap all lands you control. Activate only once each turn.

Vigilance

Enlist (As this creature attacks, you may tap a nonattacking creature you control without summoning sickness. When you do, add its power to this creature's until end of turn.)

, : Tap target creature.

Each player separates all nontoken lands they control into two piles. For each player, one of their piles is chosen by one of their opponents of their choice. Destroy all lands in the chosen piles. Tap all lands in the other piles.

Untap all creatures. Until end of turn, whenever a creature an opponent controls blocks, draw a card.

Draw a card.

, Untap a tapped land an opponent controls: Add one mana of any type that land could produce.

When Berg Strider enters the battlefield, tap target artifact or creature an opponent controls. If was spent to cast this spell, that permanent doesn't untap during its controller's next untap step. ( is mana from a snow source.)

: You get (two energy counters).

, Pay : Tap target creature.

, Pay : Draw a card.

Pay : Bespoke Battlewagon becomes an artifact creature until end of turn.

Crew 4

Enchant creature an opponent controls

Whenever enchanted creature becomes tapped, you draw a card.

Enchant creature

When Bewitching Leechcraft enters the battlefield, tap enchanted creature.

Enchanted creature has "If this creature would untap during your untap step, remove a +1/+1 counter from it instead. If you do, untap it." (Otherwise, it doesn't untap.)

Billiard Room enters the battlefield tapped.

: Add or .

, : Investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

Whenever another Zombie enters the battlefield under your control, you may tap target artifact or creature.

Tap two untapped Elves you control: Add one mana of any color.

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

You may exert Bitterblade Warrior as it attacks. When you do, it gets +1/+0 and gains deathtouch until end of turn. (An exerted creature won't untap during your next untap step.)

Trample

Black Carriage doesn't untap during your untap step.

Sacrifice a creature: Untap Black Carriage. Activate only during your upkeep.

Defender

, Tap another untapped creature you control: Black Oak of Odunos gets +1/+1 until end of turn.

Blackbloom Bog enters the battlefield tapped.

: Add .

Equipped creature has myriad. (Whenever it 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.)

Equip

Tap two other untapped artifacts you control: Bladewheel Chariot becomes an artifact creature until end of turn.

Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)

Escalate (Pay this cost for each mode chosen beyond the first.)

Choose one or more —

• Target player gains 4 life.

• Untap up to two target creatures.

• Target opponent sacrifices an attacking creature.

Enchant land

When Blighted Burgeoning enters the battlefield, incubate 2. (Create an Incubator token with two +1/+1 counters on it and ": Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.)

Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color.

Extort (Whenever you cast a spell, you may pay . If you do, each opponent loses 1 life and you gain that much life.)

Artifacts and creatures your opponents control enter the battlefield tapped.

Choose one —

• Tap two target creatures.

• Creatures don't untap during target player's next untap step.

Entwine (Choose both if you pay the entwine cost.)

Tap all nonwhite creatures.

, : Tap target creature. ( can be paid with either or 2 life.)

At the beginning of each player's precombat main phase, if Blinkmoth Urn is untapped, that player adds for each artifact they control.

Whenever you cast an instant or sorcery spell, Blistercoil Weird gets +1/+1 until end of turn. Untap it.

Cast this spell only if you control a snow land.

Cumulative upkeep (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.)

Creatures with flying don't untap during their controllers' untap steps.

, Sacrifice Blockbuster: It deals 3 damage to each tapped creature and each player.

Destroy all creatures. For each nontoken creature destroyed this way, you create a tapped Treasure token.

Bloodfell Caves enters the battlefield tapped.

When Bloodfell Caves enters the battlefield, you gain 1 life.

: Add or .

, Discard a card: Bloodsworn Squire gains indestructible until end of turn. Tap it. Then if there are four or more creature cards in your graveyard, transform Bloodsworn Squire. (Damage and effects that say "destroy" don't destroy it.)

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. Create a Blood token. (It's an artifact with ", , Discard a card, Sacrifice this artifact: Draw a card.")

: Untap target land.

Whenever Blossoming Tortoise enters the battlefield or attacks, mill three cards, then return a land card from your graveyard to the battlefield tapped.

Activated abilities of lands you control cost less to activate.

Land creatures you control get +1/+1.

Tap target creature you don't control.

Overload (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Bog Wreckage enters the battlefield tapped.

: Add .

, Sacrifice Bog Wreckage: Add one mana of any color.

As Boggart Bog enters the battlefield, you may pay 3 life. If you don't, it enters the battlefield tapped.

: Add .

Backup 1 (When this creature enters the battlefield, put a +1/+1 counter on target creature. If that's another creature, it gains the following ability until end of turn.)

Whenever this creature attacks, tap target artifact or creature an opponent controls.

Tap all creatures your opponents control. Creatures you control gain lifelink until end of turn.

Flash (You may cast this spell any time you could cast an instant.)

Enchant creature

Enchanted creature doesn't untap during its controller's untap step.

Create a tapped 4/1 black Skeleton creature token with menace. (Then exile this card. You may cast the artifact later from exile.)

Target creature gets +X/+X until end of turn, where X is the greatest mana value among permanents you control. Untap it.

Flying

When Boreas Charger leaves the battlefield, choose an opponent who controls more lands than you. Search your library for a number of Plains cards equal to the difference, reveal those cards, put one of them onto the battlefield tapped and the rest into your hand, then shuffle.