Whenever a creature you control becomes blocked, you may return it to its owner's hand.

Whenever you cast a creature spell that has an Adventure, draw a card. (It doesn't need to have gone on the adventure first.)

Whenever a permanent you control enters tapped, untap it.

Lands you control have "{T}: Add one mana of any color." {T}: Add one mana of any color.

Search your library for up to two basic land cards and/or Gate cards, put them onto the battlefield tapped, then shuffle.

Spells you cast from your graveyard or from exile cost {2} less to cast. Plotting cards from your hand costs {2} less.

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

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

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

Choose one — • Destroy target land. • Search your library for a land card, put that card onto the battlefield, then shuffle. Entwine {1}{G} (Choose both if you pay the entwine cost.)

Flying Spells you cast from anywhere other than your hand cost {2} less to cast. Foretell {4}{U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Search your library for a basic land card, put it onto the battlefield, then shuffle. Suspend 2—{G} (Rather than cast this card from your hand, you may pay {G} and exile it with two time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.)

Search your library for a Plains card, an Island card, a Swamp card, and a Mountain card. Reveal those cards, put them into your hand, then shuffle.

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

Search your library for a Plains, Island, Swamp, Mountain, or Forest card and put that card onto the battlefield. Then shuffle.

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.

Search your library for a land card, reveal it, put it into your hand, then shuffle.

Tempting offer — Search your library for a land card and put it onto the battlefield. Each opponent may search their library for a land card and put it onto the battlefield. For each opponent who searches a library this way, search your library for a land card and put it onto the battlefield. Then each player who searched a library this way shuffles.

Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

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

Menace Paradox — Whenever you cast a spell from anywhere other than your hand, this creature deals 3 damage to any target. Then put a +1/+1 counter on this creature. When this creature dies, it deals damage equal to its power to each opponent.

During your turn, each instant and sorcery card in your graveyard has flashback. Its flashback cost is equal to its mana cost.

Flying Whenever you cast an Adventure spell, you may copy it. You may choose new targets for the copy.

Vigilance Whenever you cast an Adventure spell, you may copy it. You may choose new targets for the copy.

Whenever you cast an Adventure instant or sorcery spell, copy it. You may choose new targets for the copy.

This land enters tapped unless a player has 13 or less life. {T}: Add {W} or {U}.

This land enters tapped. When this land enters, it deals 1 damage to target opponent. {T}: Add {R} or {W}.

({T}: Add {B} or {R}.) This land enters tapped. Cycling {2} ({2}, Discard this card: Draw a card.)

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

This land enters tapped. As this land enters, choose a color. {T}: Add one mana of the chosen color. {3}, {T}, Sacrifice this land: Return target card that has an Adventure from your graveyard to your hand.

{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 that a land an opponent controls could produce.

({T}: Add {G}.)

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

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

({T}: Add {W} or {U}.) This land enters tapped. Cycling {2} ({2}, Discard this card: Draw a card.)

({T}: Add {U}.)

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

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

({T}: Add {R}.)

({T}: Add {W}.)

({T}: Add {G} or {W}.) This land enters tapped.

You have no maximum hand size. {T}: Add {C}.

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

({T}: Add {G} or {W}.) This land enters tapped. Cycling {2} ({2}, Discard this card: Draw a card.)

({T}: Add {R} or {G}.) This land enters tapped. Cycling {2} ({2}, Discard this card: Draw a card.)

({T}: Add {B}.)

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