If it's not your turn, you may exile a blue card from your hand rather than pay this spell's mana cost.Counter target noncreature spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.
Each player shuffles their hand and graveyard into their library, then draws seven cards.Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)
Cascade (When you cast this spell, 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.)Sliver spells you cast have cascade.
When Ranger-Captain of Eos enters, you may search your library for a creature card with mana value 1 or less, reveal it, put it into your hand, then shuffle.Sacrifice Ranger-Captain of Eos: Your opponents can't cast noncreature spells this turn.
If it's not your turn, you may exile a blue card from your hand rather than pay this spell's mana cost.Counter target noncreature spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.
+2: Creatures you control with flying get +1/+1 until end of turn.−3: Create a 4/4 white Angel creature token with flying and vigilance.−6: You get an emblem with "If you control a creature, damage that would reduce your life total to less than 1 reduces it to 1 instead."
Protection from HumansPay 1 life, Sacrifice another creature: Put a -1/-1 counter on up to one target creature and draw a card., Discard a card: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
Equipped creature gets +2/+2 and has protection from white and from blue.Whenever equipped creature deals combat damage to a player, put a +1/+1 counter on a creature you control, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)Equip
Protection from HumansPay 1 life, Sacrifice another creature: Put a -1/-1 counter on up to one target creature and draw a card., Discard a card: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
When Ranger-Captain of Eos enters, you may search your library for a creature card with mana value 1 or less, reveal it, put it into your hand, then shuffle.Sacrifice Ranger-Captain of Eos: Your opponents can't cast noncreature spells this turn.
Cascade (When you cast this spell, 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.)Sliver spells you cast have cascade.
Equipped creature gets +2/+2 and has protection from white and from blue.Whenever equipped creature deals combat damage to a player, put a +1/+1 counter on a creature you control, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)Equip
Choose creature or land. Reveal the top four cards of your library. Put all cards of the chosen type revealed this way into your hand and the rest into your graveyard.
+1: Return up to one target land card from your graveyard to your hand.−1: Wrenn and Six deals 1 damage to any target.−7: You get an emblem with "Instant and sorcery cards in your graveyard have retrace." (You may cast instant and sorcery cards from your graveyard by discarding a land card in addition to paying their other 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.
When Urza, Lord High Artificer enters, create a 0/0 colorless Construct artifact creature token with "This creature gets +1/+1 for each artifact you control."Tap an untapped artifact you control: Add .: Shuffle your library, then exile the top card. Until end of turn, you may play that card without paying its mana cost.
You can't spend mana to cast this spell.Convoke, delve (Each creature you tap while casting this spell pays for or one mana of that creature's color. Each card you exile from your graveyard pays for .)You may cast Hogaak, Arisen Necropolis from your graveyard.Trample
Whenever you cast a permanent spell with a mana cost that contains , double the value of X.Whenever you cast an instant or sorcery spell or activate an ability, if that spell's mana cost or that ability's activation cost contains , copy that spell or ability. You may choose new targets for the copy.
When Urza, Lord High Artificer enters, create a 0/0 colorless Construct artifact creature token with "This creature gets +1/+1 for each artifact you control."Tap an untapped artifact you control: Add .: Shuffle your library, then exile the top card. Until end of turn, you may play that card without paying its mana cost.