You have no maximum hand size. {T}: Add one mana of any color.

{T}: Add {R}. When that mana is spent to cast a red instant or sorcery spell, copy that spell and you may choose new targets for the copy.

{4}, {T}: Roll a d20. Each opponent exiles cards from the top of their library until they exile an instant or sorcery card, then shuffles the rest into their library. You may cast up to X instant and/or sorcery spells from among cards exiled this way without paying their mana costs. 1—9 | X is one. 10—19 | X is two. 20 | X is three.

For each creature target player controls, create a token that's a copy of that creature.

Draw a card, then each other player may draw a card. Whenever a card is drawn this way, Explosion of Riches deals 5 damage to target opponent chosen at random from among your opponents.

Discover 10. If the discovered card's mana value is less than 10, create a number of tapped Treasure tokens equal to the difference. (To discover 10, exile cards from the top of your library until you exile a nonland card with mana value 10 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)

Flash When this creature enters, copy target instant or sorcery spell. You may choose new targets for the copy.

Whenever you cast an instant or sorcery spell, choose one that hasn't been chosen — • You may tap or untap target permanent. • Gandalf deals 3 damage to each opponent. • Copy target instant or sorcery spell you control. You may choose new targets for the copy. • Put Gandalf on top of its owner's library.

Whenever you cast an instant, sorcery, or Wizard spell, this creature deals 1 damage to any target.

Flash When Naru Meha enters, copy target instant or sorcery spell you control. You may choose new targets for the copy. Other Wizards you control get +1/+1.

Each other Wizard creature you control enters with an additional +1/+1 counter on it. {2}, Remove a +1/+1 counter from a creature you control: Draw a card.

Flying, haste Whenever you cast an instant or sorcery spell, Wizards you control get +1/+1 until end of turn.

Instant and sorcery spells you cast cost {1} less to cast. Whenever you cast an instant or sorcery spell, draw a card.

Flying Whenever you cast an instant or sorcery spell, creatures you control get +1/+0 and gain trample until end of turn.

Offspring {2} (You may pay an additional {2} as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.) Whenever you cast a noncreature spell, this creature deals 1 damage to each opponent.

Whenever you cast an instant or sorcery spell from your hand, you may cast up to one target card of the other type from your graveyard. If a spell cast from your graveyard this way would be put into your graveyard, exile it instead. Choose a Background (You can have a Background as a second commander.)

Instant and sorcery spells you cast cost {1} less to cast.

Flash (You may cast this spell any time you could cast an instant.) Flying You may cast spells as though they had flash.

You may look at the top card of your library any time. Once each turn, you may cast an instant or sorcery spell from the top of your library. (You still pay its costs. Timing rules still apply.)

Whenever you cast an instant or sorcery spell with mana value greater than the number of experience counters you have, you get an experience counter. Instant and sorcery spells you cast cost {1} less to cast for each experience counter you have.

Tap an untapped Wizard you control: Counter target spell unless its controller pays {1}.

{T}: This creature deals 1 damage to any target.

Haste Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Instant and sorcery spells you cast cost {1} less to cast.

{T}: Add {U}. Spend this mana only to cast an instant or sorcery spell or a kicked spell.

When this enchantment enters, each opponent gains 10 life. Whenever you cast an instant or sorcery spell, put a verse counter on this enchantment, then it deals damage equal to the number of verse counters on it to target player or planeswalker.

Whenever you cast an instant or sorcery spell, put a charge counter on this enchantment. {1}{U}, Remove two charge counters from this enchantment: Draw a card. {1}{R}, Remove five charge counters from this enchantment: It deals 5 damage to any target.

(Gain the next level as a sorcery to add its ability.) When this Class enters, draw two cards, then discard two cards. {U}{R}: Level 2 Creatures you control have "{T}: Add {U} or {R}. Spend this mana only to cast an instant or sorcery spell or to gain a Class level." {3}{U}{R}: Level 3 Whenever you cast an instant or sorcery spell, that spell deals damage to each opponent equal to the number of instant and sorcery spells you've cast this turn.

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

Draw four cards, then put two cards from your hand on top of your library in any order.

Counter target spell.

When you next cast an instant or sorcery spell this turn, copy that spell. You may choose new targets for the copy. Flashback {1}{U}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Choose target spell, then flip a coin. If you win the flip, gain control of that spell and you may choose new targets for it. If you lose the flip, counter that spell.

Gift a card (You may promise an opponent a gift as you cast this spell. If you do, they draw a card before its other effects.) Counter target creature spell. If the gift was promised, instead counter target spell.

Counter target spell. Draw a card, then discard a card.

Target player mills two cards. Draw a card.

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

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

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

({T}: Add {U}.)

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

This land enters tapped. {T}: Add {U} or {R}. {4}, {T}: Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

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

({T}: Add {R}.)

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

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.)

This land enters tapped. {T}: Add {U} or {R}. {U}{R}: Until end of turn, this land becomes a 2/1 blue and red Elemental creature with "During your turn, this creature has first strike." It's still a land. Whenever this land attacks, scry 1.

{T}: Add {C}. {1}{U}, {T}: Return target Wizard you control to its owner's hand.

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

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

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {U} or {R}.

This land enters tapped. When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {U} or {R}.

This land enters tapped. As it enters, choose a color other than red. {T}: Add {R} or one mana of the chosen color.

Counter target noncreature spell.

Spree (Choose one or more additional costs.) + {1} — Copy target instant spell, sorcery spell, activated ability, or triggered ability. You may choose new targets for the copy. + {1} — Change the target of target spell or ability with a single target.

{U}, {T}: Add {C}{C}{C}.

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.

Spree (Choose one or more additional costs.) + {2} — Explosive Derailment deals 4 damage to target creature. + {2} — Destroy target artifact.

Explosive Welcome deals 5 damage to any target and 3 damage to any other target. Add {R}{R}{R}.

Goad all creatures you don't control. (Until your next turn, those creatures attack each combat if able and attack a player other than you if able.)

Look at the top three cards of your library. Put one of them into your hand, put one of them on the bottom of your library, and exile one of them. You may play the exiled card this turn.

Each opponent chooses a creature they control. Tap and goad the chosen creatures. (Until your next turn, those creatures attack each combat if able and attack a player other than you if able.) Splice onto instant or sorcery {2}{U}{R} (As you cast an instant or sorcery 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.)

Choose three. You may choose the same mode more than once. • Fiery Confluence deals 1 damage to each creature. • Fiery Confluence deals 2 damage to each opponent. • Destroy target artifact.

This spell can't be countered. Lithomantic Barrage deals 1 damage to target creature or planeswalker. It deals 5 damage instead if that target is white and/or blue.

Destroy each artifact with mana value X or less.

Each opponent secretly chooses silence or snitch, then the choices are revealed. If each opponent chose silence, Prisoner's Dilemma deals 4 damage to each of them. If each opponent chose snitch, Prisoner's Dilemma deals 8 damage to each of them. Otherwise, Prisoner's Dilemma deals 12 damage to each opponent who chose silence. Flashback {5}{R}{R}

Mage Hand — {T}: Untap target permanent not named Clever Conjurer. Activate only as a sorcery.

Bigby's Hand — {T}: Untap two other target permanents. Activate only as a sorcery and only once each turn.

Whenever you cast a spell, if it's the first instant spell, the first sorcery spell, or the first Otter spell other than Alania you've cast this turn, you may have target opponent draw a card. If you do, copy that spell. You may choose new targets for the copy.

{T}: Untap target artifact or creature. Morph {U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

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

{T}: Draw three cards. {2}{U}{U}: Return Arcanis to its owner's hand.

Magecraft — Whenever you cast or copy an instant or sorcery spell, draw a card.

Flying, ward {2} Whenever you cast a Faerie or Wizard permanent spell, copy it. (The copy becomes a token.)

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Choose one or both — • Counter target spell. • Draw two cards, then discard a card.

Tap an untapped Wizard you control: Draw a card.

Instant and sorcery spells you cast cost {1} less to cast. Whenever a spell or ability you control counters a spell, you may draw a card. If you do, discard a card.

When this creature enters, it deals X damage to any target, where X is the greatest number of creatures you control that have a creature type in common.