Partner with Ukkima, Stalking Shadow (When this creature enters the battlefield, target player may put Ukkima into their hand from their library, then shuffle.) Whenever a creature you control deals combat damage to a player, put a +1/+1 counter on that creature.

Flying, deathtouch When Baleful Strix enters the battlefield, draw a card.

Whenever you cast a creature spell, draw a card.

Whenever a creature you control deals combat damage to a player, you may draw a card. {1}{U}, {T}: Creatures your opponents control attack this turn if able.

Whenever a creature you control with a +1/+1 counter on it deals combat damage to a player, you may draw a card.

Whenever a creature you control deals combat damage to an opponent, you may draw a card.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.) Whenever Cold-Eyed Selkie deals combat damage to a player, you may draw that many cards.

Enchant creature Whenever enchanted creature deals damage to an opponent, you may draw a card.

Whenever a creature deals combat damage to one of your opponents, its controller may draw a card.

When Eternal Witness enters the battlefield, you may return target card from your graveyard to your hand.

Whenever a nontoken creature enters the battlefield under your control, if it doesn't have the same name as another creature you control or a creature card in your graveyard, draw a card.

Flash Flying When Ice-Fang Coatl enters the battlefield, draw a card. Ice-Fang Coatl has deathtouch as long as you control at least three other snow permanents.

Draw a card for each creature you control with a +1/+1 counter on it. Those creatures gain indestructible until end of turn. (Damage and effects that say "destroy" don't destroy them.)

Enchant creature Whenever enchanted creature deals damage to an opponent, you may draw a card.

At the beginning of your upkeep, scry 1. Whenever you cast a creature spell, you may pay {G}. If you do, draw a card.

Whenever a creature you control deals combat damage to a player, you may draw a card. Cycling {2} ({2}, Discard this card: Draw a card.)

Equipped creature gets +1/-1. Whenever equipped creature dies, draw two cards. Equip {1}

At the beginning of your draw step, you may draw two additional cards. If you do, choose two cards in your hand drawn this turn. For each of those cards, pay 4 life or put the card on top of your library.

Tome of Legends enters the battlefield with a page counter on it. Whenever your commander enters the battlefield or attacks, put a page counter on Tome of Legends. {1}, {T}, Remove a page counter from Tome of Legends: Draw a card.

Bojuka Bog enters the battlefield tapped. When Bojuka Bog enters the battlefield, exile target player's graveyard. {T}: Add {B}.

({T}: Add {G} or {U}.) As Breeding Pool enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

{T}: Add one mana of any color in your commander's color identity.

{T}: Add one mana of any color that a land an opponent controls could produce.

{T}, Sacrifice Fabled Passage: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Then if you control four or more lands, untap that land.

{T}, Pay 1 life, Sacrifice Flooded Strand: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle.

Hinterland Harbor enters the battlefield tapped unless you control a Forest or an Island. {T}: Add {G} or {U}.

{T}, Pay 1 life, Sacrifice Misty Rainforest: Search your library for a Forest or Island card, put it onto the battlefield, then shuffle.

{T}: Add {C}. {1}, {T}: Move a counter from target permanent you control onto another target permanent. Activate only as a sorcery.

({T}: Add {B} or {G}.) As Overgrown Tomb enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

{T}: Add {C}. {T}, Sacrifice a creature: Add {B}{B}.

{T}, Pay 1 life, Sacrifice Polluted Delta: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

{T}, Pay 1 life, Sacrifice Prismatic Vista: Search your library for a basic land card, put it onto the battlefield, then shuffle.

{T}: Add one mana of any type that a land you control could produce.

({T}: Add {G}.)

({T}: Add {U}.)

({T}: Add {B}.)

{T}: Add {C}. {T}: Add {U} or {B}. Underground River deals 1 damage to you.

Each land is a Swamp in addition to its other land types.

({T}: Add {U} or {B}.) As Watery Grave enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

{T}, Pay 1 life, Sacrifice Windswept Heath: Search your library for a Forest or Plains card, put it onto the battlefield, then shuffle.

{T}, Pay 1 life, Sacrifice Wooded Foothills: Search your library for a Mountain or Forest card, put it onto the battlefield, then shuffle.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) Blighted Agent can't be blocked.

Flying When Cavern Harpy enters the battlefield, return a blue or black creature you control to its owner's hand. Pay 1 life: Return Cavern Harpy to its owner's hand.

Flying When Faerie Miscreant enters the battlefield, if you control another creature named Faerie Miscreant, draw a card.

Flying When Faerie Seer enters the battlefield, scry 2.

Gudul Lurker can't be blocked. Megamorph {U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

Mist-Cloaked Herald can't be blocked.

Flying {U}, Sacrifice Siren Stormtamer: Counter target spell or ability that targets you or a creature you control.

Slither Blade can't be blocked.

Counter target noncreature spell. Its controller loses 2 life.

You may return an Island you control to its owner's hand rather than pay this spell's mana cost. Counter target spell unless its controller pays {1}.

If you control a commander, you may cast this spell without paying its mana cost. Counter target noncreature spell.

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.

Permanents you control gain hexproof and indestructible until end of turn.

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.) Equip {0}

Copy target instant or sorcery spell, then return it to its owner's hand. You may choose new targets for the copy.

Destroy target artifact or enchantment. Its controller gains 4 life.

Counter target noncreature spell.

Flash Hexproof When Slippery Bogbonder enters the battlefield, put a hexproof counter on target creature. Then move any number of counters from among creatures you control onto that creature.

Whenever a creature you control attacks, you may put a quest counter on Beastmaster Ascension. As long as Beastmaster Ascension has seven or more quest counters on it, creatures you control get +5/+5.

If one or more +1/+1 counters would be put on a creature you control, that many plus one +1/+1 counters are put on it instead.

Partner with Toothy, Imaginary Friend (When this creature enters the battlefield, target player may put Toothy into their hand from their library, then shuffle.) If one or more counters would be put on a permanent your team controls, that many plus one of each of those kinds of counters are put on that permanent instead.

Target creature gets +1/+0 and gains infect until end of turn. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Any player may cast creature spells with mana value 3 or less without paying their mana costs and as though they had flash.

{T}: Untap target Forest.

Flying {T}: Add one mana of any color.

Whenever an opponent plays a land, you may put a land card from your hand onto the battlefield.

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.

{T}: Add {B}. Elves of Deep Shadow deals 1 damage to you.

{T}: Add {G}.

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

Search your library for up to X basic land cards, where X is the number of tapped creatures you control, put those cards onto the battlefield tapped, then shuffle.

{T}: Add {G}.

Enchant creature Enchanted creature has "Whenever this creature deals combat damage to a player, add that much {G}. Until end of turn, you don't lose this mana as steps and phases end."

Enchant creature Whenever enchanted creature deals combat damage to a player, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

When Rishkar, Peema Renegade enters the battlefield, put a +1/+1 counter on each of up to two target creatures. Each creature you control with a counter on it has "{T}: Add {G}."

Sacrifice Sakura-Tribe Elder: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

As an additional cost to cast this spell, sacrifice a creature. Search your library for a card, put that card into your hand, then shuffle.

Search your library and/or graveyard for a creature card with mana value X or less and put it onto the battlefield. If you search your library this way, shuffle. If X is 10 or more, creatures you control get +X/+X and gain haste until end of turn.

Creatures you control have base power and toughness X/X until end of turn.

Enchant creature Enchanted creature gets +1/+1 and has "Whenever this creature deals combat damage to a player, you may draw a card." At the beginning of your end step, if you didn't attack with a creature this turn, sacrifice Curious Obsession.

{T}: Add {G}.

Whenever one or more creatures you control deal combat damage to a player, tap all lands that player controls and untap all lands you control.

Attacking creatures you control have deathtouch. Whenever a creature you control deals combat damage to a player, draw a card.

When Reclamation Sage enters the battlefield, you may destroy target artifact or enchantment.

Whenever an opponent casts a spell, you may draw a card unless that player pays {1}.

{T}: You may put a land card from your hand onto the battlefield.

Until end of turn, target creature you control becomes a green Wurm with base power and toughness 6/4. Overload {4}{G}{G} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) Whenever Shadowmage Infiltrator deals combat damage to a player, you may draw a card.

Choose one — • Target creature gets +3/+3 until end of turn. • Permanents you control gain hexproof until end of turn. • Return target creature to its owner's hand.

{T}: You may put a land card from your hand onto the battlefield. Activate only as a sorcery.

Counter target enchantment, instant, or sorcery spell. Its controller creates a 2/2 blue Bird creature token with flying.

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.) Equip {1}

Pay 3 life: Put a +1/+1 counter on target creature.