Equipped creature gets +0/+3 and has vigilance. (Attacking doesn't cause it to tap.)

Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)

Landfall -- Whenever a land enters the battlefield under your control, equipped creature gets +2/+2 until end of turn.

Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

{3}{R}{R}: Untap all creatures you control. After this main phase, there is an additional combat phase followed by an additional main phase. Activate only as a sorcery.

Landfall -- Whenever a land enters the battlefield under your control, Akoum Hellhound gets +2/+2 until end of turn.

Flying

Landfall -- Whenever a land enters the battlefield under your control, Akoum Hellkite deals 1 damage to any target. If that land is a Mountain, Akoum Hellkite deals 2 damage instead.

When Alpine Guide enters the battlefield, you may search your library for a Mountain card, put that card onto the battlefield tapped, then shuffle.

Alpine Guide attacks each combat if able.

When Alpine Guide leaves the battlefield, sacrifice a Mountain.

Modular 4 (This creature enters the battlefield with four +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Riot (This creature enters the battlefield with your choice of an additional +1/+1 counter or haste.)

{T}, Pay 1 life, Sacrifice Arid Mesa: Search your library for a Mountain or Plains card, put it onto the battlefield, then shuffle.

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.

Strive -- This spell costs {R} more to cast for each target beyond the first.

Any number of target creatures can't block this turn.

{T}, Pay 1 life, Sacrifice Bloodstained Mire: Search your library for a Swamp or Mountain card, put it onto the battlefield, then shuffle.

Bonded Construct can't attack alone.

Whenever Borderland Marauder attacks, it gets +2/+0 until end of turn.

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

Kicker {4} (You may pay an additional {4} as you cast this spell.)

Burst Lightning deals 2 damage to any target. If this spell was kicked, it deals 4 damage instead.

As Caged Sun enters the battlefield, choose a color.

Creatures you control of the chosen color get +1/+1.

Whenever a land's ability causes you to add one or more mana of the chosen color, add one additional mana of that color.

Choose one --

• Cathartic Pyre deals 3 damage to target creature or planeswalker.

• Discard up to two cards, then draw that many cards.

As an additional cost to cast this spell, discard two cards.

Draw three cards.

{1}{R}: Creatures you control get +1/+0 and gain haste until end of turn.

When Cavalier of Flame enters the battlefield, discard any number of cards, then draw that many cards.

When Cavalier of Flame dies, it deals X damage to each opponent and each planeswalker they control, where X is the number of land cards in your graveyard.

Target opponent reveals the top card of their library. Cerebral Eruption deals damage equal to the revealed card's mana value to that player and each creature that player controls. If a land card is revealed this way, return Cerebral Eruption to its owner's hand.

Chain Lightning deals 3 damage to any target. Then that player or that permanent's controller may pay {R}{R}. If the player does, they may copy this spell and may choose a new target for that copy.

Enchant creature

Enchanted creature gets +1/+0 for each Mountain you control and has first strike.

Destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield tapped, then shuffle.

Draw a card.

Trample

Whenever Coastline Marauders attacks, it gets +1/+0 until end of turn for each land defending player controls.

Encore {4}{R}{R} ({4}{R}{R}, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

Whenever Conduit of Storms attacks, add {R} at the beginning of your next main phase this turn.

{3}{R}{R}: Transform Conduit of Storms.

Whenever Conduit of Emrakul attacks, add {C}{C} at the beginning of your next main phase this turn.

Landfall -- Whenever a land enters the battlefield under your control, you may have Cosi's Ravager deal 1 damage to target player or planeswalker.

At the beginning of your upkeep, reveal the top card of your library. If it's a land card, put it into your graveyard and repeat this process.

Whenever a land card is put into your graveyard from anywhere, put a +1/+1 counter on Countryside Crusher.

Creatures you control gain trample until end of turn. (A creature with trample can deal excess combat damage to the player or planeswalker it's attacking.)

Draw a card.

If you control a commander, you may cast this spell without paying its mana cost.

You may choose new targets for target spell or ability.

As Diamond Mare enters the battlefield, choose a color.

Whenever you cast a spell of the chosen color, you gain 1 life.

At the beginning of your upkeep, if you control six or more lands, create a 5/5 red Dragon creature token with flying.

Target creature gains haste until end of turn.

Draw a card.

Whenever Falkenrath Exterminator deals combat damage to a player, put a +1/+1 counter on it.

{2}{R}: Falkenrath Exterminator deals damage to target creature equal to the number of +1/+1 counters on Falkenrath Exterminator.

Sacrifice a land: Fault Riders gets +2/+0 and gains first strike until end of turn. Activate only once each turn.

First strike

Boast -- {2}{R}: Fearless Pup gets +2/+0 until end of turn. (Activate only if this creature attacked this turn and only once each turn.)

Fiery Fall deals 5 damage to target creature.

Basic landcycling {1}{R} ({1}{R}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

Flame Slash deals 4 damage to target creature.

Menace

Whenever you cycle or discard a card, Flameblade Adept gets +1/+0 until end of turn.

Forked Bolt deals 2 damage divided as you choose among one or two targets.

As Gauntlet of Power enters the battlefield, choose a color.

Creatures of the chosen color get +1/+1.

Whenever a basic land is tapped for mana of the chosen color, its controller adds an additional one mana of that color.

Landfall -- Whenever a land enters the battlefield under your control, Geyser Glider gains flying until end of turn.

First strike

Menace (This creature can't be blocked except by two or more creatures.)

{T}, Sacrifice Goldhound: Add one mana of any color.

Hammer of Bogardan deals 3 damage to any target.

{2}{R}{R}{R}: Return Hammer of Bogardan from your graveyard to your hand. Activate only during your upkeep.

Whenever an opponent activates an ability of an artifact, creature, or land on the battlefield, if it isn't a mana ability, Harsh Mentor deals 2 damage to that player.

Landfall -- Whenever a land enters the battlefield under your control, Hedron Rover gets +2/+2 until end of turn.

Jackal Familiar can't attack or block alone.

{T}, Sacrifice Jeweled Lotus: Add three mana of any one color. Spend this mana only to cast your commander.

Lightning Bolt deals 3 damage to any target.

As an additional cost to cast this spell, discard a land card.

Draw two cards.

{3}, {T}: Choose a card name, then reveal a card at random from your hand. If that card has the chosen name, Magus of the Scroll deals 2 damage to any target.

Trample

Landfall -- Whenever a land enters the battlefield under your control, Makindi Sliderunner gets +1/+1 until end of turn.

Add {R} for each tapped land your opponents control.

Whenever Mezzio Mugger attacks, exile the top card of each player's library. You may play those cards this turn, and you may spend mana as though it were mana of any color to cast those spells.

Blitz {2}{R} (If you cast this spell for its blitz cost, it gains haste and "When this creature dies, draw a card." Sacrifice it at the beginning of the next end step.)

Each creature you control gets +1/+0 for each time it has attacked this turn.

Landfall -- Whenever a land enters the battlefield under your control, if it's your main phase, there's an additional combat phase after this phase. At the beginning of that combat, untap all creatures you control.

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

Mountain Valley enters the battlefield tapped.

{T}, Sacrifice Mountain Valley: Search your library for a Mountain or Forest card, put it onto the battlefield, then shuffle.

Myriad Landscape enters the battlefield tapped.

{T}: Add {C}.

{2}, {T}, Sacrifice Myriad Landscape: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

Sacrifice X lands. For each land sacrificed this way, draw a card. You may play X additional lands this turn. Lands you control enter the battlefield tapped this turn.

Pillar of Flame deals 2 damage to any target. If a creature dealt damage this way would die this turn, exile it instead.

First strike

Landfall -- Whenever a land enters the battlefield under your control, Plated Geopede gets +2/+2 until end of turn.

Red Sun's Zenith deals X damage to any target. If a creature dealt damage this way would die this turn, exile it instead. Shuffle Red Sun's Zenith into its owner's library.

Target creature can't block this turn.

Draw a card.

Copy target instant or sorcery spell. You may choose new targets for the copy.

{1}{R}{R}: Spikeshot Elder deals damage equal to its power to any target.

Landfall -- Whenever a land enters the battlefield under your control, Spitfire Lagac deals 1 damage to each opponent.

At the beginning of your upkeep, exile the top card of each opponent's library. Until end of turn, you may cast spells from among those exiled cards, and you may spend mana as though it were mana of any color to cast those spells.

Each player may play an additional land during each of their turns.

Whenever a land is tapped for mana, return it to its owner's hand.

Equipped creature gets +1/+1.

Whenever equipped creature attacks, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Equip {2}

Target creature gets +1/+1 and gains double strike until end of turn. (It deals both first-strike and regular combat damage.)

Put any number of cards from your hand on the bottom of your library, then draw that many cards plus one.

Valakut Stoneforge enters the battlefield tapped.

{T}: Add {R}.

Landfall -- Whenever a land enters the battlefield under your control, Valakut Predator gets +2/+2 until end of turn.