As this land enters, you may reveal a Giant card from your hand. If you don't, this land enters tapped. {T}: Add {R} or {W}.

This land enters tapped unless you control a Mountain. {T}: Add {R}. {R}, {T}, Exert this land: Add {R}{R}. If that mana is spent on a creature spell, it gains haste until end of turn. (An exerted permanent won't untap during your next untap step.)

{T}: Add {C}. {T}: Add {R} or {W}. This land deals 1 damage to you.

This land enters tapped unless you control a Mountain or a Plains. {T}: Add {R} or {W}.

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

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

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

As this land enters, you may reveal a Mountain or Plains card from your hand. If you don't, this land enters tapped. {T}: Add {R} or {W}.

({T}: Add {R}.)

This land enters tapped. {T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

({T}: Add {W}.)

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

{T}: Add {C}. {R/W}, {T}: Add {R}{R}, {R}{W}, or {W}{W}.

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

{T}: Add {C}. {R}{W}, {T}: Target creature gets +2/+0 and gains vigilance and haste until end of turn.

This land enters tapped unless you control two or more other lands. {T}: Add {R} or {W}.

{T}: Add {C}. {2}{R}{W}, {T}: Target creature gains double strike until end of turn.

{1}, {T}: Add {R}{W}.

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

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

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 {4}

{T}: Add {R} or {W}. {R}{W}, {T}, Sacrifice this artifact: Draw a card.

Equipped creature has lifelink. As long as you have 30 or more life, equipped creature gets +5/+5 and has indestructible and "Prevent all damage that would be dealt to this creature." Equip {W}{W}

As this artifact enters, choose artifact, creature, enchantment, instant, or sorcery. Spells you cast of the chosen type cost {1} less to cast.

Equipped creature gets +10/+10 and loses flying. Equip {8} ({8}: Attach to target creature you control. Equip only as a sorcery.)

This spell costs {X} less to cast, where X is the total mana value of historic permanents you control. (Artifacts, legendaries, and Sagas are historic.) Equipped creature gets +10/+0 and has vigilance. Equip legendary creature {2}

As this artifact enters, choose a creature type. Creature spells you cast of the chosen type cost {1} less to cast. At the beginning of your upkeep, look at the top card of your library. If it's a creature card of the chosen type, you may reveal it and put it into your hand.

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.) Equip {0}

Red spells you cast cost {1} less to cast.

Equipped creature gets +1/+1 and has trample and lifelink. {1}: Permanents your opponents control lose hexproof and indestructible until end of turn. Equip {2}

{T}: Add {C}{C}.

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}

Equipped creature gets +1/+1. As long as it's legendary, it gets an additional +2/+2. As long as it's red, it has trample. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Equipped creature gets +1/+1 and has trample and "Whenever this creature deals combat damage to a player or planeswalker, create that many Treasure tokens." Equip {3}

{T}: Add {C}{C}{C}.

Put two +1/+1 counters on target creature. It gains vigilance, trample, lifelink, indestructible, and haste until end of turn. Flashback {2}{R}{W} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

This spell costs {1} less to cast for each creature on the battlefield. Blasphemous Act deals 13 damage to each creature.

Each opponent draws a card, then you draw a card for each opponent who drew a card this way.

Choose one or both — • Deafening Clarion deals 3 damage to each creature. • Creatures you control gain lifelink until end of turn.

As an additional cost to cast this spell, reveal a creature card from your hand. Disaster Radius deals X damage to each creature your opponents control, where X is the revealed card's mana value.

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.)

Gain control of target creature until end of turn. Untap that creature. Until end of turn, it gains haste and "Whenever this creature deals combat damage to a player or battle, create a Treasure token." (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Return target creature card from your graveyard to the battlefield. Create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.")

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

Vigilance When this creature enters, each player's life total becomes the highest life total among all players.

Trample This creature gets +4/+4 for each other Giant you control.

Lifelink {R}, {T}, Sacrifice another creature: Brion Stoutarm deals damage equal to the sacrificed creature's power to target player or planeswalker.

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

If a Giant source you control would deal damage to a permanent or player, it deals double that damage to that permanent or player instead.

Vigilance When this creature enters, if an opponent controls more lands than you, you may search your library for a Plains card and put it onto the battlefield tapped. Then if an opponent controls more lands than you, repeat this process once. If you search your library this way, shuffle.

At the beginning of combat on your turn, choose a kind of counter at random that this creature doesn't have on it from among flying, first strike, deathtouch, hexproof, lifelink, menace, reach, trample, vigilance, and +1/+1. Put a counter of that kind on this creature.

When this creature enters, you may search your library for a Giant card, reveal it, then shuffle and put that card on top.

Whenever another creature enters, you may put X +1/+1 counters on this creature, where X is that creature's power.

Indestructible As long as your devotion to red and white is less than seven, Iroas isn't a creature. Creatures you control have menace. Prevent all damage that would be dealt to attacking creatures you control.

Whenever Jareth blocks, it gets +7/+7 until end of turn. {W}: Jareth gains protection from the color of your choice until end of turn.

Your opponents can't gain life. At the beginning of your upkeep, Quakebringer deals 2 damage to each opponent. This ability triggers only if Quakebringer is on the battlefield or if Quakebringer is in your graveyard and you control a Giant. Foretell {2}{R}{R}

Trample Bio-Plasmic Scream — Whenever you cast a creature spell with mana value 5 or greater, this creature deals 5 damage to any target.

When this creature enters, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. When this creature dies, you may draw a card.

Giant spells you cast cost {2} less to cast.

Vigilance Whenever this creature enters or attacks, you may return target permanent card with mana value 3 or less from your graveyard to the battlefield.

Other Giant creatures you control get +2/+2 and have trample.

Whenever this creature attacks, you may sacrifice another creature. When you do, this creature deals damage equal to the sacrificed creature's power to any target. If the sacrificed creature was a Giant, this creature deals twice that much damage instead.

When this creature enters, it deals damage equal to the number of Giants you control to each non-Giant creature.

Whenever this creature attacks, flip two coins. If both coins come up heads, this creature gains double strike until end of turn. If both coins come up tails, this creature gains menace until end of turn.

Commander creatures you own have "Whenever you cast a spell that shares a creature type with this creature, draw a card. This ability triggers only once each turn."

As this enchantment enters, choose a creature type. {1}{W}: Put a divinity counter on target creature you control of the chosen type. Each creature you control with a divinity counter on it has indestructible.

Whenever you cast a creature spell with power 4, 5, or 6, this enchantment deals 4 damage to any target. Whenever you cast a creature spell with power 7 or greater, this enchantment deals 4 damage to each opponent and each creature and planeswalker they control.

Whenever an opponent draws a card, that player may pay {2}. If the player doesn't, you create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Whenever you cast a spell from your hand, reveal the top X cards of your library, where X is that spell's mana value. You may cast a spell with mana value X or less from among cards revealed this way without paying its mana cost. Put the rest on the bottom of your library in a random order.

As an additional cost to cast this spell, discard a card. Draw two cards and create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this token: Add one mana of any color.")

Choose one — • Boros Charm deals 4 damage to target player or planeswalker. • Permanents you control gain indestructible until end of turn. • Target creature gains double strike until end of turn.

Target creature you control deals damage equal to its power to another target creature.

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

Destroy target permanent. Its controller creates a 3/3 green Elephant creature token.

Cast this spell only before attackers are declared. You choose which creatures attack this turn. You choose which creatures block this turn and how those creatures block.

Destroy target nonland permanent. Its controller creates a 1/1 white Human creature token.

Exile target creature. Its controller gains life equal to its power.

Double the power of target creature until end of turn.