If it's not your turn, you may exile a red card from your hand rather than pay this spell's mana cost. Create two 3/1 red Elemental creature tokens with trample and haste. Sacrifice those tokens at the beginning of your next upkeep.

Cast this spell only before the combat damage step. Target creature gains trample and gets +X/+0 until end of turn, where X is its power. At the beginning of the next end step, destroy that creature if it attacked this turn.

Target creature gets +3/+3 until end of turn.

Target attacking creature gets +3/+3 until end of turn. If it's an artifact creature, it gains trample until end of turn.

Target creature gets +2/+2 until end of turn. Landfall — If you had a land enter the battlefield under your control this turn, that creature gets +4/+4 until end of turn instead.

Target creature gets +2/+2 until end of turn. If you cast this spell during your main phase, that creature gets +4/+4 until end of turn instead.

Target creature gets +3/+0 and gains haste until end of turn. Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Bloodrush — {R}, Discard Rubblebelt Maaka: Target attacking creature gets +3/+3 until end of turn.

Bloodrush — {G}, Discard Slaughterhorn: Target attacking creature gets +3/+2 until end of turn.

Target creature gets +3/+1 until end of turn. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Sacrifice a creature: Draw cards equal to the sacrificed creature's power, then discard three cards.

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.

You may exile a red card from your hand rather than pay this spell's mana cost. Cave-In deals 2 damage to each creature and each player.

Double strike When Fury enters the battlefield, it deals 4 damage divided as you choose among any number of target creatures and/or planeswalkers. Evoke—Exile a red card from your hand.

You may exile a red card with mana value X from your hand rather than pay this spell's mana cost. Target creature gets +X/+0 until end of turn.

You may exile a green card from your hand rather than pay this spell's mana cost. Distribute three +1/+1 counters among one, two, or three target creatures. For each +1/+1 counter you put on a creature this way, remove a +1/+1 counter from that creature at the beginning of the next cleanup step.

You may exile two red cards from your hand rather than pay this spell's mana cost. Untap all creatures that attacked this turn. After this main phase, there is an additional combat phase followed by an additional main phase.

If you control a Forest, rather than pay this spell's mana cost, you may have an opponent gain 3 life. Target creature gets +4/+4 until end of turn.

{T}: Add {C}{C}. Ancient Tomb deals 2 damage to you.

Whenever City of Brass becomes tapped, it deals 1 damage to you. {T}: Add one mana of any color.

{T}: Add one mana of any color in your commander's color identity.

Copperline Gorge enters the battlefield tapped unless you control two or fewer other lands. {T}: Add {R} or {G}.

({T}: Add {G}.)

If Gemstone Caverns is in your opening hand and you're not the starting player, you may begin the game with Gemstone Caverns on the battlefield with a luck counter on it. If you do, exile a card from your hand. {T}: Add {C}. If Gemstone Caverns has a luck counter on it, instead add one mana of any color.

Gemstone Mine enters the battlefield with three mining counters on it. {T}, Remove a mining counter from Gemstone Mine: Add one mana of any color. If there are no mining counters on Gemstone Mine, sacrifice it.

{T}: Add {C}. {T}: Add {R} or {G}. Karplusan Forest deals 1 damage to you.

({T}: Add {R}.)

Spire Garden enters the battlefield tapped unless you have two or more opponents. {T}: Add {R} or {G}.

({T}: Add {R} or {G}.) As Stomping Ground enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Urza's Saga gains "{T}: Add {C}." II — Urza's Saga gains "{2}, {T}: Create a 0/0 colorless Construct artifact creature token with 'This creature gets +1/+1 for each artifact you control.'" III — Search your library for an artifact card with mana cost {0} or {1}, put it onto the battlefield, then shuffle.

Imprint — When Chrome Mox enters the battlefield, you may exile a nonartifact, nonland card from your hand. {T}: Add one mana of any of the exiled card's colors.

Add {R}{R}{R}. Splice onto Arcane {1}{R} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

When Dockside Extortionist enters the battlefield, create X Treasure tokens, where X is the number of artifacts and enchantments your opponents control. (Treasure tokens are artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

Exile Elvish Spirit Guide from your hand: Add {G}.

You may play an additional land on each of your turns.

{0}: You may put a basic Forest card from your hand onto the battlefield. Activate only as a sorcery and only once each turn. Sacrifice Gaea's Touch: Add {G}{G}.

As an additional cost to cast this spell, sacrifice a creature. Add {R}{R}{R}.

Choose one. If you control a commander as you cast this spell, you may choose both instead. • Add {R} for each card in target opponent's hand. • Exile the top three cards of your library. You may play them this turn.

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

Add {R}{R}{R}.

Exile Simian Spirit Guide from your hand: Add {R}.

Defender (This creature can't attack.) Sacrifice Tinder Wall: Add {R}{R}. {R}, Sacrifice Tinder Wall: It deals 2 damage to target creature it's blocking.

As an additional cost to cast this spell, sacrifice a creature. Fling deals damage equal to the sacrificed creature's power to any target.

{T}: Untap target Forest.

Sacrifice a creature: Add {C}{C}.

If an opponent had an artifact enter the battlefield under their control this turn, you may pay {1}{G} rather than pay this spell's mana cost. Create a 4/4 green Beast creature token.

As an additional cost to cast this spell, sacrifice a creature or pay {3}.

Flying {T}: Add one mana of any color.

Nonbasic lands are Mountains.

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

Whenever an opponent plays a land, you may put a land card from your hand onto the battlefield.

Whenever you cast an instant or sorcery spell, copy it. You may choose new targets for the copy. This ability triggers only once each turn. +2: Add two mana in any combination of colors. +1: Exile the top five cards of your library. Until the end of your next turn, you may cast an instant or sorcery spell from among those exiled cards. −X: Chandra, Hope's Beacon deals X damage to each of up to two targets.

The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.

As an additional cost to cast this spell, sacrifice a creature. Search your library for a creature card with mana value X or less, where X is 2 plus the sacrificed creature's mana value. Put that card onto the battlefield, then shuffle. Exile Eldritch Evolution.

{T}: Add {G}.

Flash Reach When Endurance enters the battlefield, up to one target player puts all the cards from their graveyard on the bottom of their library in a random order. Evoke—Exile a green card from your hand.

{T}: Add one mana of any color that a land an opponent controls could produce.

Draw two cards, then discard two cards. Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

{T}: Add {G}.

As Game Trail enters the battlefield, you may reveal a Mountain or Forest card from your hand. If you don't, Game Trail enters the battlefield tapped. {T}: Add {R} or {G}.

Trample Bloodrush — {R}{G}, Discard Ghor-Clan Rampager: Target attacking creature gets +4/+4 and gains trample until end of turn.

Target creature gets +3/+3 until end of turn.

Each spell you cast that's red or green costs {1} less to cast.

Suspend 10—{R} Sacrifice an artifact, creature, or land: Remove a time counter from Greater Gargadon. Activate only if Greater Gargadon is suspended.

As an additional cost to cast this spell, sacrifice a creature or planeswalker. Heartfire deals 4 damage to any target.

Target creature gets +3/+2 until end of turn.

As an additional cost to cast this spell, sacrifice a creature. Draw cards equal to the sacrificed creature's power.

Lightning Bolt deals 3 damage to any target.

{T}: Add {G}.

Add two mana in any combination of colors. Draw a card.

Metalcraft — {T}: Add one mana of any color. Activate only if you control three or more artifacts.

Destroy target artifact or enchantment. Its controller gains 4 life.

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

If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead.

Sacrifice a creature: Add one mana of any color.

Target creature gets +2/+2 until end of turn. Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

You may exile a red card from your hand rather than pay this spell's mana cost. Pyrokinesis deals 4 damage divided as you choose among any number of target creatures.

As an additional cost to cast this spell, sacrifice a creature. Reckless Abandon deals 4 damage to any target.

Sacrifice Sakura-Tribe Elder: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Add {R}{R}{R}{R}{R}.

{1}: Look at the top three cards of your library, then put them back in any order. {T}: Draw a card, then put Sensei's Divining Top on top of its owner's library.

Search your library for up to two Forest cards, put them onto the battlefield, then shuffle.

Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.") Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Target creature gains double strike until end of turn. Ferocious — That creature also gains trample until end of turn if you control a creature with power 4 or greater.

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

Counter target spell. Choose 1, 2, or 3 at random. Its controller mills that many cards, then exiles cards from the top of their library until they exile a nonland card with a different name than that spell. They may cast that card without paying its mana cost. Then they put the exiled cards on the bottom of their library in a random order.

Target creature gets +4/+4 until end of turn.

Whenever a creature enters the battlefield under your control, draw a card if its power is 3 or greater. Otherwise, put two +1/+1 counters on it.

Enchant Forest As Utopia Sprawl enters the battlefield, choose a color. Whenever enchanted Forest is tapped for mana, its controller adds an additional one mana of the chosen color.

Destroy target permanent an opponent controls. Its controller reveals cards from the top of their library until they reveal a permanent card that shares a card type with that permanent. They put that card onto the battlefield and the rest on the bottom of their library in a random order.