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

Lands you control have "{T}: Create a Treasure token."

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

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

{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.

Nonartifact spells you cast have improvise. (Your artifacts can help cast those spells. Each artifact you tap after you're done activating mana abilities pays for {1}.)

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

Players play with the top card of their libraries revealed. {T}, Sacrifice this artifact: Target player shuffles.

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

{1}, {T}: Add {G}{U}.

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

{2}, {T}: Copy target triggered ability you control. You may choose new targets for the copy. (A triggered ability uses the words "when," "whenever," or "at.")

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control. It can attack and {T} no matter when it came under your control.) Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

{T}: Add {C}. {T}: Add {U} or {R}. This artifact deals 1 damage to you.

{T}: Add {C}. {T}: Add {G} or {U}. This artifact deals 1 damage to you.

If you would create a Clue, Food, or Treasure token, instead create one of each.

Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.) If one or more tokens would be created under your control, twice that many of those tokens are created instead.

When this creature enters, you may return target card from your graveyard to your hand.

Flying When this creature enters, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.") {1}{G}, {T}: Create a Food token. {T}, Sacrifice a Food: Add one mana of any color.

When this creature enters, you may search your library for an artifact card, put it into your graveyard, then shuffle. {R}, {T}, Sacrifice an artifact: Return target artifact card with mana value 3 or less from your graveyard to the battlefield.

Flying, haste Whenever this creature attacks or becomes the target of a spell, create a Treasure token. Treasures you control have "{T}, Sacrifice this artifact: Add two mana of any one color."

Flying, trample Whenever Hellkite Tyrant deals combat damage to a player, gain control of all artifacts that player controls. At the beginning of your upkeep, if you control twenty or more artifacts, you win the game.

Whenever one or more artifacts you control enter, this creature deals that much damage to each opponent.

Tokens you control have "{T}: Add {G}." Choose a Background (You can have a Background as a second commander.)

Whenever you cast a historic spell, draw a card. (Artifacts, legendaries, and Sagas are historic.)

Whenever a player attacks one or more of your opponents, that attacking player creates a Treasure token. If you would create one or more Treasure tokens, instead create those tokens plus an additional Treasure token. Sacrifice five Treasures: Put five +1/+1 counters on Jolene.

Whenever another nontoken creature you control enters, investigate. {T}, Sacrifice X Clues: Target opponent reveals the top X cards of their library. You may put a nonland permanent card with mana value X or less from among them onto the battlefield under your control. That player puts the rest on the bottom of their library in a random order.

Flying Whenever a creature you control deals combat damage to a player, create that many Treasure tokens.

({U/P} can be paid with either {U} or 2 life.) You may have this creature enter as a copy of any artifact or creature on the battlefield, except it's an artifact in addition to its other types.

Whenever an artifact you control enters, this creature deals 1 damage to each opponent.

You may have Sakashima the Impostor enter as a copy of any creature on the battlefield, except its name is Sakashima the Impostor, it's legendary in addition to its other types, and it has "{2}{U}{U}: Return Sakashima the Impostor to its owner's hand at the beginning of the next end step."

Flying As long as you control four or more artifacts, this creature has hexproof. (It can't be the target of spells or abilities your opponents control.) Tap two untapped artifacts you control: Draw a card.

You may have this creature enter as a copy of a creature or planeswalker you control, except it enters with an additional +1/+1 counter on it if it's a creature, it enters with an additional loyalty counter on it if it's a planeswalker, and it isn't legendary.

Landfall — Whenever a land you control enters, create a Food token or a Treasure token. (Food is an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life." Treasure is an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Landfall — Whenever a land you control enters, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.") Whenever you sacrifice a Clue, put a +1/+1 counter on this creature.

When Urza enters, create a 0/0 colorless Construct artifact creature token with "This token gets +1/+1 for each artifact you control." Tap an untapped artifact you control: Add {U}. {5}: Shuffle your library, then exile the top card. Until end of turn, you may play that card without paying its mana cost.

The first spell you cast from exile each turn has cascade. (When you cast your first spell from exile, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)

Tap two untapped artifacts you control: This enchantment deals 1 damage to any target.

Whenever an opponent casts their first spell each turn, that player exiles the top card of their library. If it's a nonland card, you may cast it without paying its mana cost.

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

When this enchantment enters and whenever an opponent loses the game, exile the top card of each player's library. During each player's turn, that player may play a land or cast a spell from among cards exiled with this enchantment, and they may spend mana as though it were mana of any color to cast that spell. When they do, exile the top card of their library.

Counter target noncreature spell. Its controller creates two Treasure tokens. (They're artifacts with "{T}, Sacrifice this token: Add one mana of any color.")

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

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.

Counter target spell.

Return target nonland permanent you don't control to its owner's hand. Overload {6}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) Return target nonland permanent to its owner's hand. If you have the city's blessing, you may put that permanent on top of its owner's library instead.

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

Permanents you control gain hexproof and indestructible until end of turn.

Counter target spell. If that spell is countered this way, put it on top of its owner's library instead of into that player's graveyard.

Copy target instant or sorcery spell, then return it to its owner's hand. You may choose new targets for the copy.

({G/P} can be paid with either {G} or 2 life.) Put target card from a graveyard on top of its owner's library.

Exile target creature. Its controller manifests the top card of their library. (That player puts the top card of their library onto the battlefield face down as a 2/2 creature. If it's a creature card, it can be turned face up any time for its mana cost.)

{T}: Add {C}. {1}{U}, {T}: Put target artifact card from your graveyard on top of your library.

({T}: Add {G} or {U}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

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

Indestructible {T}: Add {C}.

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

({T}: Add {G}.)

This land enters tapped. {T}: Add {G}, {U}, or {R}.

{T}: Add {R}.

({T}: Add {U}.)

({T}: Add {G}, {U}, or {R}.) This land enters tapped. Cycling {3} ({3}, Discard this card: Draw a card.)

{T}, Pay 1 life: Add one mana of any color.

{T}, Pay 1 life, Sacrifice this land: Search your library for a Forest or Island card, put it onto the battlefield, then shuffle.

({T}: Add {R}.)

This land enters tapped unless you have two or more opponents. {T}: Add {G} or {U}.

{T}, Pay 1 life, Sacrifice this land: Search your library for an Island or Mountain card, put it onto the battlefield, then shuffle.

{T}: Add {U}.

This land enters tapped. Indestructible {T}: Add {U} or {R}.

This land enters tapped. Indestructible {T}: Add {R} or {G}.

This land enters tapped unless you have two or more opponents. {T}: Add {R} or {G}.

({T}: Add {U} or {R}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

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

This land enters tapped. Indestructible {T}: Add {G} or {U}.

This land enters tapped unless you have two or more opponents. {T}: Add {U} or {R}.

{T}: Add {C}. {X}{X}, {T}, Sacrifice this land: Create X Treasure tokens.

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

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

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

Target noncreature artifact you control becomes a 0/0 artifact creature. Put four +1/+1 counters on each artifact that became a creature this way. Overload {4}{U}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Flying Whenever this creature deals combat damage to a player, roll a d20. You create a number of Treasure tokens equal to the result.

Haste As long as this card is in your graveyard and you control a Mountain, creatures you control have haste.

Creature tokens you control have haste. At the beginning of combat on your turn, create a 2/1 blue Phyrexian Myr artifact creature token. Then you may choose a token you control. If you do, each other token you control becomes a copy of that token.

Enchant player Whenever enchanted player is attacked, create a Gold token. Each opponent attacking that player does the same. (A Gold token is an artifact with "Sacrifice this token: Add one mana of any color.")

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

Copy target creature spell you control, except it isn't legendary if the spell is legendary. (A copy of a creature spell becomes a token.)

Whenever Etali attacks, exile the top card of each player's library, then you may cast any number of spells from among those cards without paying their mana costs.

If it's not your turn, you may exile a green card from your hand rather than pay this spell's mana cost. Destroy up to two target artifacts and/or enchantments.

At the beginning of combat on your turn, create a token that's a copy of equipped creature, except the token isn't legendary. That token gains haste. Equip {5}

+2: Look at the top card of target player's library. You may put that card on the bottom of that player's library. 0: Draw three cards, then put two cards from your hand on top of your library in any order. −1: Return target creature to its owner's hand. −12: Exile all cards from target player's library, then that player shuffles their hand into their library.

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Ward {4} Whenever this creature or another artifact you control enters, put a +1/+1 counter on this creature and it can't be blocked this turn.

{2}, {T}: Copy target activated or triggered ability you control. You may choose new targets for the copy. {3}, {T}: Copy target instant or sorcery spell you control. You may choose new targets for the copy. {4}, {T}: Copy target permanent spell you control. (The copy becomes a token.)

Commander creatures you own have "Whenever you cast a spell from exile, this creature deals damage equal to that spell's mana value to target opponent."

Menace Whenever one or more creatures you control deal combat damage to a player, create a Treasure token. Sacrifice a Treasure: Exile the top card of your library. You may play that card this turn.

Whenever Ragavan deals combat damage to a player, create a Treasure token and exile the top card of that player's library. Until end of turn, you may cast that card. Dash {1}{R} (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.)

Whenever you cast your first spell each turn, reveal the top card of your library. You may cast it without paying its mana cost if it's a spell with lesser mana value. If you don't cast it, put it into your hand.

Whenever an opponent casts a spell, you may draw a card unless that player pays {1}.