Flying Spells your opponents cast that target one or more commanders you control cost {3} more to cast. Partner (You can have two commanders if both have partner.)

{T}: Add {C}. {G}{U}, {T}: You may cast spells this turn as though they had flash.

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

{T}: Add {C}. {3}: Return this card from your graveyard to the battlefield tapped.

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

{T}: Add {C}. {2}, {T}, Sacrifice this land: Destroy target nonbasic land an opponent controls. Each player searches their library for a basic land card, puts it onto the battlefield, then shuffles.

({T}: Add {G}.)

{T}: Add {C}. {2}, {T}: Each player draws a card, then discards a card.

{T}: Add {C}. {T}, Sacrifice this land: Destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle.

{T}: Add {C}. {3}, {T}, Sacrifice this land: Return a creature card at random from your graveyard to your hand.

This land enters tapped unless you control a Forest or an Island. {T}: Add {G} or {U}.

({T}: Add {U}.)

If a spell or ability an opponent controls causes you to discard a card, you may reveal that card and put it on top of your library instead of putting it anywhere else. {T}: Add {C}.

{T}: Add {C}. {2}, {T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Whenever you cast an Eldrazi creature spell with mana value 7 or greater, draw two cards.

Whenever a Human you control dies, draw a card. Whenever a creature you control with a +1/+1 counter on it dies, you gain 2 life.

Draw a card for each Human you control.

Whenever one or more creatures you control deal combat damage to a player, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.") {1}{G}, Exile a creature card from your graveyard: Investigate. You gain 2 life.

Delirium — This spell costs {2} less to cast if there are four or more card types among cards in your graveyard. Draw three cards.

Look at the top three cards of your library. You may reveal a creature card from among them and put it into your hand. Put the rest into your graveyard. Flashback {2}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Draw a card. Flashback {2}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Reveal the top four cards of your library. Put a creature card from among them into your hand and the rest into your graveyard. Flashback {2}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Whenever a nontoken creature you control dies, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.") Whenever you sacrifice a Clue, create a 1/1 white Human Soldier creature token.

Search your library for a basic land card, reveal it, put it into your hand, then shuffle. Morbid — You may put that card onto the battlefield instead of putting it into your hand if a creature died this turn.

This artifact enters tapped. {T}: Choose a color of a card in your graveyard. Add one mana of that color.

Search your library for up to two basic land cards and reveal them. Put one into your hand and the other into your graveyard. Then shuffle.

Reveal the top four cards of your library. Put all land cards revealed this way into your hand and the rest into your graveyard.

Emerge {6}{G}{G}{G} (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.) When you cast this spell, creatures you control get +2/+2 and gain trample until end of turn. Trample, haste

Flash (You may cast this spell any time you could cast an instant.) Emerge {7}{U} (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.) This creature has hexproof as long as it entered this turn.

Flash Emerge {5}{U}{U} (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.) When you cast this spell, tap up to four target permanents.

You may cast this card from exile. When this creature becomes the target of a spell or ability an opponent controls, exile this creature.

Emerge {6}{G} (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.) When you cast this spell, create two 1/1 green Insect creature tokens.

Emerge {5}{G}{U} (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.) When you cast this spell, you may put target nonland permanent on top of its owner's library.

Emerge {7}{G} (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.) When you cast this spell, you may destroy target artifact or enchantment.

Emerge {6}{U} (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.) When you cast this spell, you may return target instant or sorcery card from your graveyard to your hand.

Choose a permanent type. Return all cards of the chosen type from your graveyard to your hand. Flashback {5}{G}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

At the beginning of your upkeep, you may mill a card. Delirium — {2}{G}, Sacrifice this enchantment: Return up to one target creature card and up to one target land card from your graveyard to your hand. Activate only if there are four or more card types among cards in your graveyard.

Mill three cards, then you may return a creature or land card from your graveyard to your hand. (To mill three cards, put the top three cards of your library into your graveyard.)

Return two cards at random from your graveyard to your hand.

Return any number of cards with different mana values from your graveyard to your hand. Put Seasons Past on the bottom of its owner's library.

When this creature enters, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Vigilance (Attacking doesn't cause this creature to tap.) When this creature enters, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.") As long as you control a token, this creature gets +2/+0.

When this creature dies, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

Whenever another Human you control enters, untap this creature. {1}{U}, {T}: You may tap or untap target permanent.

Training (Whenever this creature attacks with another creature with greater power, put a +1/+1 counter on this creature.) Whenever one or more +1/+1 counters are put on one or more Humans you control, draw a card. This ability triggers only once each turn.

When this creature enters, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

When this creature enters, mill three cards, then you may return a land card from your graveyard to your hand. (To mill three cards, put the top three cards of your library into your graveyard.)

{T}, Sacrifice this creature and any number of other non-Eldrazi creatures: Create a 3/2 colorless Eldrazi Horror creature token for each creature sacrificed this way.

When this creature enters, create a 3/2 colorless Eldrazi Horror creature token.

When this creature dies, draw a card.

When this creature enters, look at the top four cards of your library. You may reveal a creature card from among them and put it into your hand. Put the rest on the bottom of your library in any order. When you sacrifice this creature while casting a spell with emerge, create a 3/2 colorless Eldrazi Horror creature token.

Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.) This creature enters with two +1/+1 counters on it for each other nontoken Human you control.

When this creature enters, put a +1/+1 counter on target creature. Delirium — At the beginning of each opponent's upkeep, if there are four or more card types among cards in your graveyard, put a +1/+1 counter on target creature.

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

This creature gets +3/+2 as long as there are four or more creature cards in your graveyard. {T}: Add one mana of any color.

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

When this creature enters, put a +1/+1 counter on target creature.

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.

Each player chooses a nonland permanent they control. Return all nonland permanents not chosen this way to their owners' hands. Then you draw a card for each opponent who has more cards in their hand than you.

Return all nonland permanents to their owners' hands. Miracle {1}{U} (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)

{3}, {T}, Tap three untapped Humans you control: Destroy target creature. Its controller creates a 1/1 white Spirit creature token with flying.

Put target creature on top of its owner's library. Flashback {7}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

{1}, {T}: Exile target creature you control. {7}, {T}: Exile target creature you don't control. When Helvault is put into a graveyard from the battlefield, return all cards exiled with it to the battlefield under their owners' control.

Choose one or more — • Destroy target artifact. • Destroy target enchantment. • Destroy target land.

Destroy target artifact or enchantment. Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")