Trample When this creature enters, you take the initiative. Whenever this creature attacks, exile the top card of your library. If you've completed a dungeon, you may play that card this turn without paying its mana cost. Otherwise, you may play that card this turn.

When this creature enters, you gain 2 life. When this creature leaves the battlefield, draw a card.

First strike When this creature enters, target opponent may have you draw three cards. If the player doesn't, you mill three cards, then this creature deals damage to that player equal to the total mana value of those cards.

At the beginning of your upkeep, exile the top card of your library. You may play that card this turn.

When this creature enters, you gain 2 life. When this creature dies, draw a card.

{T}: Draw a card. Activate only if you created a token this turn. {8}, {T}, Sacrifice this artifact: Create a 10/10 colorless Eldrazi creature token.

At the beginning of your end step, you may sacrifice a creature. If you do, look at the top X cards of your library, where X is that creature's mana value. You may put a creature card from among them onto the battlefield. Put the rest on the bottom of your library in a random order.

+2: Search your library for a basic Mountain card, reveal it, put it into your hand, then shuffle. −3: Koth deals damage to target creature equal to the number of Mountains you control. −7: You get an emblem with "Whenever a Mountain you control enters, this emblem deals 4 damage to any target."

Whenever an opponent casts a spell, you may reveal the top card of your library. If you do, you may cast that card without paying its mana cost if the two spells have the same mana value.

Offspring {1}{R} (You may pay an additional {1}{R} as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.) Whenever another creature you control enters, this creature deals 1 damage to each opponent.

When this creature enters, it deals damage to each opponent equal to your devotion to red. (Each {R} in the mana costs of permanents you control counts toward your devotion to red.)

When this creature enters, it deals 4 damage to each opponent. Delirium — Whenever a source you control deals noncombat damage to an opponent, if there are four or more card types among cards in your graveyard, this creature deals that amount of damage to target creature that player controls.

Reach Whenever another creature you control enters, this creature deals 1 damage to target opponent.

Menace Whenever this creature attacks, choose up to one target nonland permanent. Its controller may sacrifice it. If they don't, this creature deals 5 damage to that player. Blitz {3}{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.)

Players can't gain life. Damage can't be prevented. When this creature enters, it deals damage to each player equal to the number of nonbasic lands that player controls.

Flying If a source you control would deal damage to an opponent or a permanent an opponent controls, it deals double that damage instead.

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.)

Indestructible {T}: Add {C}. {5}, {T}: Add five mana in any combination of colors.

Indestructible {T}: Add {C}.

{T}: Add {C}. {2}, {T}, Sacrifice a token: Draw a card. {3}, {T}, Pay 1 life: Create a 1/1 blue Fish creature token. {4}, {T}: Create a Treasure token.

({T}: Add {R}.)

{T}: Add {C}. {2}, {T}: Choose a color. Add an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.)

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — This Saga gains "{T}: Add {C}." II — This Saga gains "{2}, {T}: Create a 0/0 colorless Construct artifact creature token with 'This token 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.

This land enters tapped. Whenever a Mountain you control enters, if you control at least five other Mountains, you may have this land deal 3 damage to any target. {T}: Add {R}.

Choose one — • Abrade deals 3 damage to target creature. • Destroy target artifact.

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.

Siege Monster — When this creature enters, roll a d20. 1—9 | Each player sacrifices a permanent of their choice. 10—19 | Each opponent sacrifices a permanent of their choice. 20 | Each opponent sacrifices two permanents of their choice.

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

Mizzium Mortars deals 4 damage to target creature you don't control. Overload {3}{R}{R}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Haste When this creature enters, destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield tapped, then shuffle.

Flying Whenever this creature or another Dragon you control enters, it deals X damage to any target, where X is the number of Dragons you control. {R}: This creature gets +1/+0 until end of turn.

Flying When this creature enters, it deals damage to any target equal to the number of Mountains you control.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after IV.) I, II — Destroy up to one target nonland permanent. III — Draw two cards. IV — Mega Flare — This creature deals damage equal to the total mana value of other permanents you control to each opponent. Flying

Flying Spells your opponents cast that target this creature cost an additional 3 life to cast. Whenever another creature you control enters, this creature deals damage equal to that creature's power to any target.

Trample When Themberchaud enters, he deals X damage to each other creature without flying and each player, where X is the number of Mountains you control. You may exert Themberchaud as he attacks. When you do, he gains flying until end of turn. (An exerted creature won't untap during your next untap step.)

Destroy target artifact you don't control. Overload {4}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Whenever an ability of equipped creature is activated, if it isn't a mana ability, copy that ability. You may choose new targets for the copy. Equip {3}

{2}, {T}, Sacrifice this artifact: Search your library for a land card, reveal it, put it into your hand, then shuffle.

Menace Whenever this creature enters or attacks, create two 1/1 black Rat creature tokens with "This token can't block." Then if you control five or more Rats, each Rat you control gets +2/+0 until end of turn.

First strike Whenever this creature attacks, for each creature token you control that entered this turn, create a tapped and attacking token that's a copy of that token. At the beginning of the next end step, sacrifice those tokens.

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

+2: Add {R}{R}{R}. Exile the top three cards of your library. Choose one. You may play that card this turn. +1: Create a token that's a copy of target creature you control, except it has haste and "At the beginning of the end step, sacrifice this token." −4: Chandra deals 8 damage divided as you choose among any number of target creatures and/or planeswalkers.

+1: Exile the top card of your library. You may cast that card. If you don't, Chandra deals 2 damage to each opponent. +1: Add {R}{R}. −3: Chandra deals 4 damage to target creature. −7: You get an emblem with "Whenever you cast a spell, this emblem deals 5 damage to any target."

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.

This artifact enters tapped. As this artifact enters, choose a color. {T}: Add one mana of the chosen color.

When this creature enters, you may search your library for a basic land card, reveal it, then shuffle and put that card on top. If you control a Dragon, put that card onto the battlefield tapped instead.

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

This artifact enters tapped. {T}: Add {R}.

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

Flying Myriad (Whenever this creature 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.) Whenever this creature deals combat damage to a player, create a Treasure token.

{T}: Add {C}. {1}, {T}, Sacrifice this artifact: Draw a card.

When this creature enters or dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

When this creature enters, add {R}{R}{R}.

Flying When this creature enters, create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this token: Add one mana of any color.")

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

When this creature enters, search your library for a basic land card or Cave card, put it onto the battlefield tapped, then shuffle.

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

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.

Flying When this creature enters, you may search your library for an artifact card, exile it, then shuffle. When this creature dies, you may put the exiled card into its owner's hand.