Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

When Ancestral Knowledge enters the battlefield, look at the top ten cards of your library, then exile any number of them and put the rest back on top of your library in any order.

When Ancestral Knowledge leaves the battlefield, shuffle your library.

Vigilance

Assembled Ensemble's power is equal to the number of Robots you control.

Whenever you cast a spell with an artifact creature in its art, create a 1/1 white Clown Robot artifact creature token.

: Target artifact creature blocks Auriok Siege Sled this turn if able.

: Target artifact creature can't block Auriok Siege Sled this turn.

Equipped creature gets +2/+2 and has trample and lifelink.

Equip

Body of Knowledge's power and toughness are each equal to the number of cards in your hand.

You have no maximum hand size.

Whenever Body of Knowledge is dealt damage, draw that many cards.

Vigilance

Whenever Bridled Bighorn attacks while saddled, create a 1/1 white Sheep creature token.

Saddle 2 (Tap any number of other creatures you control with total power 2 or more: This Mount becomes saddled until end of turn. Saddle only as a sorcery.)

When this Case enters the battlefield, distribute two +1/+1 counters among one or two target creatures you control.

To solve — Creatures you control have total power 8 or greater. (If unsolved, solve at the beginning of your end step.)

Solved — Whenever you attack, put a +1/+1 counter on target attacking creature. It gains trample until end of turn.

As an additional cost to cast this spell, exile a creature card from your graveyard.

, Exile Cobbled Lancer from your graveyard: Draw a card.

First strike

Concealed Courtyard enters the battlefield tapped unless you control two or fewer other lands.

: Add or .

Backup 1, backup 1, backup 1 (When this creature enters the battlefield, put a +1/+1 counter on target creature. If that's another creature, it gains the following abilities until end of turn. Each backup ability triggers separately.)

Trample

Whenever this creature deals combat damage to a player, put that many +1/+1 counters on it.

Enchant red or green creature

Enchanted creature doesn't untap during its controller's untap step.

Spells you cast from your graveyard or from exile cost less to cast.

Plotting cards from your hand costs less.

When Exiled Boggart dies, discard a card.

Double strike

Heroic — Whenever you cast a spell that targets Fabled Hero, put a +1/+1 counter on Fabled Hero.

Enchant creature

Enchanted creature gets -4/-4.

When enchanted creature dies, 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.)

Counter target spell. Draw a card, then discard a card.

Flying

At the beginning of your upkeep, Fledgling Djinn deals 1 damage to you.

Landfall — Whenever a land enters the battlefield under your control, Fledgling Griffin gains flying until end of turn.

Flying

: Fledgling Mawcor deals 1 damage to any target.

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Draw a card for each Island you control, then discard two cards.

Descend 4 — Frilled Cave-Wurm gets +2/+0 as long as there are four or more permanent cards in your graveyard.

Flash

When Frilled Mystic enters the battlefield, you may counter target spell.

: Frilled Sandwalla gets +2/+2 until end of turn. Activate only once each turn.

Flying

Disturb (You may cast this card from your graveyard transformed for its disturb cost.)

Creature spells you cast cost more to cast.

Vigilance

Other creatures you control have vigilance.

Trample

When Gnarled Professor enters the battlefield, learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

Gnarled Scarhide can't block.

Enchanted creature gets +2/+1 and can't block.

Trample

Goblin Rock Sled doesn't untap during your untap step if it attacked during your last turn.

Goblin Rock Sled can't attack unless defending player controls a Mountain.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

When Grizzled Huntmaster enters the battlefield, you may exile a creature card from your hand. If you do, search your hand and library for any number of cards with the same name, exile them, then shuffle. Choose a creature card you own from outside the game. Conjure a duplicate of that card into your hand for each card exiled from your hand this way.

At the beginning of each upkeep, if no spells were cast last turn, transform Grizzled Outcasts.

: Grizzled Wolverine gets +2/+0 until end of turn. Activate only during the declare blockers step, only if at least one creature is blocking Grizzled Wolverine, and only once each turn.

Trample

Tap an untapped red creature you control other than Impelled Giant: Impelled Giant gets +X/+0 until end of turn, where X is the power of the creature tapped this way.

Remove Jeweled Bird from your deck before playing if you're not playing for ante.

: Ante Jeweled Bird. If you do, put all other cards you own from the ante into your graveyard, then draw a card.

Flying

Sacrifice two lands: Jeweled Spirit gains protection from artifacts or from the color of your choice until end of turn.

Kamahl's Sledge deals 4 damage to target creature.

Threshold — If seven or more cards are in your graveyard, instead Kamahl's Sledge deals 4 damage to that creature and 4 damage to that creature's controller.

Target creature gets +1/+0 and gains first strike until end of turn. Scry 1.

Enchant creature

Enchanted creature gets +2/+2.

Prowl (You may cast this for its prowl cost if you dealt combat damage to a player this turn with a Rogue.)

Search target opponent's library for an instant or sorcery card. You may cast that card without paying its mana cost. Then that player shuffles.

Imprint — When Knowledge Pool enters the battlefield, each player exiles the top three cards of their library.

Whenever a player casts a spell from their hand, that player exiles it. If the player does, they may cast a spell from among other cards exiled with Knowledge Pool without paying its mana cost.

Whenever Ledev Champion attacks, you may tap any number of untapped creatures you control. Ledev Champion gets +1/+1 until end of turn for each creature tapped this way.

: Create a 1/1 white Soldier creature token with lifelink.

Flying

Whenever a player casts their second spell each turn, Ledger Shredder connives. (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on this creature.)

Draw three cards.

Islandcycling (, Discard this card: Search your library for an Island card, reveal it, put it into your hand, then shuffle.)

Whenever another creature enters the battlefield under your control, that creature gets +2/+0 and gains haste until end of turn. (It can attack and this turn.)

When Piston Sledge enters the battlefield, attach it to target creature you control.

Equipped creature gets +3/+1.

Equip—Sacrifice an artifact.

Put a +1/+1 counter on each creature you control. You gain 1 life for each creature you control.

Defender

Magecraft — Whenever you cast or copy an instant or sorcery spell, Prismari Pledgemage can attack this turn as though it didn't have defender.

, : Pyre-Sledge Arsonist deals X damage to any target, where X is the number of permanents you've sacrificed this turn.