Xantcha, Sleeper Agent enters under the control of an opponent of your choice.Xantcha attacks each combat if able and can't attack its owner or planeswalkers its owner controls.: Xantcha's controller loses 2 life and you draw a card. Any player may activate this ability.
Whenever a creature you control deals combat damage to a player, choose one —• Goad target creature that player controls.• Exile the top card of that player's library. Until end of turn, you may cast that card and you may spend mana as though it were mana of any color to cast that spell.
When Cacophony Unleashed enters, if you cast it, destroy all nonenchantment creatures.Whenever Cacophony Unleashed or another enchantment you control enters, until end of turn, Cacophony Unleashed becomes a legendary 6/6 Nightmare God creature with menace and deathtouch. It's still an enchantment.
Choose one —• Search your library for up to two creature cards, reveal them, put them into your hand, then shuffle.• Put up to two creature cards from your hand onto the battlefield.Entwine (Choose both if you pay the entwine cost.)
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.
Flying, first strikeIf a source would deal damage to an opponent or a permanent an opponent controls, that source deals double that damage to that player or permanent instead.If a source would deal damage to you or a permanent you control, prevent half that damage, rounded up.
Equipped creature gets +2/+2.As long as equipped creature is legendary, it has hexproof. (It can't be the target of spells or abilities your opponents control.)Equip
Changeling (This card is every creature type.)As Realmwalker enters, choose a creature type.You may look at the top card of your library any time.You may cast creature spells of the chosen type from the top of your library.
You may exile two blue cards from your hand rather than pay this spell's mana cost.Gain control of target noncreature spell. You may choose new targets for it. (If that spell is an artifact, enchantment, or planeswalker, the permanent enters under your control.)
Whenever you cast a colorless creature spell, manifest the top card of your library. (Put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)Whenever you attack with creatures with total power 6 or greater, you may turn a face-down creature you control face up.
Choose one —• Search your library for up to two creature cards, reveal them, put them into your hand, then shuffle.• Put up to two creature cards from your hand onto the battlefield.Entwine (Choose both if you pay the entwine cost.)
Flying, vigilance, menaceWhenever Yennett, Cryptic Sovereign attacks, reveal the top card of your library. You may cast it without paying its mana cost if its mana value is odd. If you don't cast it, draw a card.
Enchant creatureEnchanted creature is an Insect artifact creature with base power and toughness 0/1 and has indestructible, and it loses all other abilities, card types, and creature types.
Destroy all creatures. They can't be regenerated. Draw a card for each creature destroyed this way.Cycling (, Discard this card: Draw a card.)When you cycle Decree of Pain, all creatures get -2/-2 until end of turn.
Prevent all combat damage that would be dealt to attacking artifact creatures you control.Whenever one or more artifact creatures you control enter, draw a card. This ability triggers only once each turn.
TrampleWhen Regal Behemoth enters, you become the monarch.Whenever you tap a land for mana while you're the monarch, add an additional one mana of any color.
TrampleWhen Regal Behemoth enters, you become the monarch.Whenever you tap a land for mana while you're the monarch, add an additional one mana of any color.
+1: Look at the top two cards of your library. Put one of them into your hand and the other on the bottom of your library.−1: Untap up to four target permanents.−10: You get an emblem with "You may activate loyalty abilities of planeswalkers you control on any player's turn any time you could cast an instant."Teferi, Temporal Archmage can be your commander.
Myriad Landscape enters tapped.: Add ., , Sacrifice Myriad Landscape: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.
: Put a +1/+1 counter on Ashling the Pilgrim. If this is the third time this ability has resolved this turn, remove all +1/+1 counters from Ashling the Pilgrim, and it deals that much damage to each creature and each player.
Creatures you control have haste.Cascade, 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. Then do it again.)
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 less to cast for each experience counter you have.