Reveal the top four cards of your library. You may put a creature card from among them onto the battlefield. It gains "At the beginning of your end step, return this creature to its owner's hand." Then put the rest of the cards revealed this way on the bottom of your library in any order.

Arixmethes, Slumbering Isle enters the battlefield tapped with five slumber counters on it.

As long as Arixmethes has a slumber counter on it, it's a land. (It's not a creature.)

Whenever you cast a spell, you may remove a slumber counter from Arixmethes.

{T}: Add {G}{U}.

Flying, deathtouch

When Baleful Strix enters the battlefield, draw a card.

Flying

Whenever Brago, King Eternal deals combat damage to a player, exile any number of target nonland permanents you control, then return those cards to the battlefield under their owner's control.

Converge -- Search your library for a creature, instant, or sorcery card with mana value less than or equal to the number of colors of mana spent to cast this spell, exile that card, then shuffle. You may cast that card without paying its mana cost.

When Coiling Oracle enters the battlefield, reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put that card into your hand.

Surveil 2, then draw a card. (To surveil 2, look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

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Each opponent returns a nonland permanent they control with the highest mana value among permanents they control to its owner's hand, then discards a card.

+1: Until end of turn, whenever a creature you control deals combat damage to a player, put a loyalty counter on Dovin, Grand Arbiter.

-1: Create a 1/1 colorless Thopter artifact creature token with flying. You gain 1 life.

-7: Look at the top ten cards of your library. Put three of them into your hand and the rest on the bottom of your library in a random order.

Flying

Dragonlord Ojutai has hexproof as long as it's untapped.

Whenever Dragonlord Ojutai deals combat damage to a player, look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Flying, deathtouch

When Dragonlord Silumgar enters the battlefield, gain control of target creature or planeswalker for as long as you control Dragonlord Silumgar.

Indestructible

As long as your devotion to white and blue is less than seven, Ephara isn't a creature.

At the beginning of each upkeep, if you had another creature enter the battlefield under your control last turn, draw a card.

Return target creature to its owner's hand.

Fuse (You may cast one or both halves of this card from your hand.)

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Target player sacrifices a creature.

Fuse (You may cast one or both halves of this card from your hand.)

Exile target nonland permanent. Each player other than its controller creates a token that's a copy of it.

Draw a card. You may put a land card from your hand onto the battlefield.

At the beginning of combat on your turn, put a +1/+1 counter on target creature you control. Then if that creature has three or more +1/+1 counters on it, transform Hadana's Climb.

(Transforms from Hadana's Climb.)

{T}: Add one mana of any color.

{1}{G}{U}, {T}: Target creature you control gains flying and gets +X/+X until end of turn, where X is its power.

Whenever a creature with power 4 or greater enters the battlefield under your control, draw a card.

-1: Untap target permanent.

+1: Untap up to one target creature and up to one target land.

-2: Reveal the top four cards of your library. You may put a creature card and/or a land card from among them into your hand. Put the rest into your graveyard.

-8: You get an emblem with "Whenever a creature enters the battlefield under your control, you may have it fight target creature." Then create three 8/8 blue Octopus creature tokens.

+1: Until your next turn, prevent all damage that would be dealt to and dealt by target permanent an opponent controls.

-1: Draw a card. You may play an additional land this turn.

-5: You get an emblem with "At the beginning of your end step, create a 9/9 blue Kraken creature token."

Hexproof

Whenever a creature card is put into an opponent's graveyard from anywhere, you may have Lazav, Dimir Mastermind become a copy of that card, except its name is Lazav, Dimir Mastermind, it's legendary in addition to its other types, and it has hexproof and this ability.

When Lazav, the Multifarious enters the battlefield, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

{X}: Lazav, the Multifarious becomes a copy of target creature card in your graveyard with mana value X, except its name is Lazav, the Multifarious, it's legendary in addition to its other types, and it has this ability.

Look at the top five cards of your library. As many times as you choose, you may pay 1 life, put those cards on the bottom of your library in any order, then look at the top five cards of your library. Then shuffle and put the last cards you looked at this way on top in any order.

You may cast target instant or sorcery card from an opponent's graveyard without paying its mana cost.

As an additional cost to cast this spell, sacrifice a creature.

Search your library for a creature card with mana value equal to 1 plus the sacrificed creature's mana value, put that card onto the battlefield with an additional +1/+1 counter on it, then shuffle.

Flying

Whenever Nightveil Specter deals combat damage to a player, that player exiles the top card of their library.

You may play lands and cast spells from among cards exiled with Nightveil Specter.

Flying

When Niv-Mizzet Reborn enters the battlefield, reveal the top ten cards of your library. For each color pair, choose a card that's exactly those colors from among them. Put the chosen cards into your hand and the rest on the bottom of your library in a random order.

Flash

If an opponent would draw a card except the first one they draw in each of their draw steps, instead that player skips that draw and you draw a card.

Counter target spell. At the beginning of your next precombat main phase, add X mana in any combination of colors, where X is that spell's mana value.

{T}, Sacrifice another creature: Search your library for a creature card with mana value equal to 1 plus the sacrificed creature's mana value, put that card onto the battlefield, then shuffle. Activate only as a sorcery.

Prime Speaker Zegana enters the battlefield with X +1/+1 counters on it, where X is the greatest power among other creatures you control.

When Prime Speaker Zegana enters the battlefield, draw cards equal to its power.

You may have Progenitor Mimic enter the battlefield as a copy of any creature on the battlefield, except it has "At the beginning of your upkeep, if this creature isn't a token, create a token that's a copy of this creature."

Whenever you cast your first spell each turn, reveal the top card of your library. You may cast it without paying its mana cost if it's a spell with lesser mana value. If you don't cast it, put it into your hand.

Counter target activated or triggered ability. (Mana abilities can't be targeted.)

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Create a token that's a copy of target creature you control.

{T}, Remove a counter from an artifact, creature, land, or planeswalker you control: Draw a card.

At the beginning of your upkeep, return a creature you control to its owner's hand.

You gain X life and draw X cards.

This spell can't be countered.

Destroy all creatures.

At the beginning of each end step, if an opponent lost 3 or more life this turn, you may draw a card. (Damage causes loss of life.)

Landfall -- Whenever a land enters the battlefield under your control, you gain 1 life and draw a card.

Each opponent can cast spells only any time they could cast a sorcery.

+1: Until your next turn, you may cast sorcery spells as though they had flash.

-3: Return up to one target artifact, creature, or enchantment to its owner's hand. Draw a card.

At the beginning of your upkeep, each opponent loses X life and you scry X, where X is the number of Zombies you control.

{2}{U}{B}: Exile target creature card from a graveyard. Create a token that's a copy of it, except it's a 4/4 black Zombie.

When The Scarab God dies, return it to its owner's hand at the beginning of the next end step.

Flying

Whenever Thief of Sanity deals combat damage to a player, look at the top three cards of that player's library, exile one of them face down, then put the rest into their graveyard. You may cast that card for as long as it remains exiled, and mana of any type can be spent to cast it.

Return a creature you control to its owner's hand, then destroy all creatures.

Tishana, Voice of Thunder's power and toughness are each equal to the number of cards in your hand.

You have no maximum hand size.

When Tishana enters the battlefield, draw a card for each creature you control.