If you would draw a card, you may instead choose land or nonland and reveal cards from the top of your library until you reveal a card of the chosen kind. Put that card into your hand and put all other cards revealed this way on the bottom of your library in any order.
{4}
Aetherflux Reservoir
Artifact
Whenever you cast a spell, you gain 1 life for each spell you've cast this turn.
Pay 50 life: Aetherflux Reservoir deals 50 damage to any target.
--
Azorius Chancery
Land
Azorius Chancery enters the battlefield tapped.
When Azorius Chancery enters the battlefield, return a land you control to its owner's hand.
{T}: Add {W}{U}.
{2}{G}{G}
Beast Whisperer
Creature - Elf Druid
Whenever you cast a creature spell, draw a card.
2 /
3
{U}
Brainstorm
Instant
Draw three cards, then put two cards from your hand on top of your library in any order.
{2}{G}{W}{U}
Chulane, Teller of Tales
Legendary Creature - Human Druid
Vigilance
Whenever you cast a creature spell, draw a card, then you may put a land card from your hand onto the battlefield.
{3}, {T}: Return target creature you control to its owner's hand.
2 /
4
{1}{U}
Cloud of Faeries
Creature - Faerie
Flying
When Cloud of Faeries enters the battlefield, untap up to two lands.
Cycling {2} ({2}, Discard this card: Draw a card.)
1 /
1
{3}
Crystal Shard
Artifact
{3}, {T} or {U}, {T}: Return target creature to its owner's hand unless its controller pays {1}.
{W}{U}
Dovin's Veto
Instant
This spell can't be countered.
Counter target noncreature spell.
{1}{U}
Dream Stalker
Creature - Illusion
When Dream Stalker enters the battlefield, return a permanent you control to its owner's hand.
1 /
5
{G}
Elvish Mystic
Creature - Elf Druid
{T}: Add {G}.
1 /
1
--
Field of the Dead
Land
Field of the Dead enters the battlefield tapped.
{T}: Add {C}.
Whenever Field of the Dead or another land enters the battlefield under your control, if you control seven or more lands with different names, create a 2/2 black Zombie creature token.
{3}{G}
Guardian Project
Enchantment
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.
{U}
Hypnotic Siren
Enchantment Creature - Siren
Bestow {5}{U}{U} (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.)
Flying
You control enchanted creature.
Enchanted creature gets +1/+1 and has flying.
1 /
1
--
Irrigated Farmland
Land - Plains Island
({T}: Add {W} or {U}.)
Irrigated Farmland enters the battlefield tapped.
Cycling {2} ({2}, Discard this card: Draw a card.)
{G}{U}
Kiora's Follower
Creature - Merfolk
{T}: Untap another target permanent.
2 /
2
--
Krosan Verge
Land
Krosan Verge enters the battlefield tapped.
{T}: Add {C}.
{2}, {T}, Sacrifice Krosan Verge: Search your library for a Forest card and a Plains card, put them onto the battlefield tapped, then shuffle.
{3}
Lifecrafter's Bestiary
Artifact
At the beginning of your upkeep, scry 1.
Whenever you cast a creature spell, you may pay {G}. If you do, draw a card.
{G}
Llanowar Elves
Creature - Elf Druid
{T}: Add {G}.
1 /
1
{2}{U}
Mana Breach
Enchantment
Whenever a player casts a spell, that player returns a land they control to its owner's hand.
{4}{U}
Mulldrifter
Creature - Elemental
Flying
When Mulldrifter enters the battlefield, draw two cards.
Evoke {2}{U} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)
2 /
2
{3}
Oketra's Monument
Legendary Artifact
White creature spells you cast cost {1} less to cast.
Whenever you cast a creature spell, create a 1/1 white Warrior creature token with vigilance.
{4}{U}
Peregrine Drake
Creature - Drake
Flying
When Peregrine Drake enters the battlefield, untap up to five lands.
2 /
3
--
Prairie Stream
Land - Plains Island
({T}: Add {W} or {U}.)
Prairie Stream enters the battlefield tapped unless you control two or more basic lands.
{2}{U}
Retreat to Coralhelm
Enchantment
Landfall -- Whenever a land enters the battlefield under your control, choose one --
• You may tap or untap target creature.
• Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)
{3}{W}
Retreat to Emeria
Enchantment
Landfall -- Whenever a land enters the battlefield under your control, choose one --
• Create a 1/1 white Kor Ally creature token.
• Creatures you control get +1/+1 until end of turn.
{3}
Rhonas's Monument
Legendary Artifact
Green creature spells you cast cost {1} less to cast.
Whenever you cast a creature spell, target creature you control gets +2/+2 and gains trample until end of turn.
--
Seaside Citadel
Land
Seaside Citadel enters the battlefield tapped.
{T}: Add {G}, {W}, or {U}.
{3}{G}{G}
Seedborn Muse
Creature - Spirit
Untap all permanents you control during each other player's untap step.
2 /
4
--
Selesnya Sanctuary
Land
Selesnya Sanctuary enters the battlefield tapped.
When Selesnya Sanctuary enters the battlefield, return a land you control to its owner's hand.
{T}: Add {G}{W}.
{2}{G}
Shaman of Forgotten Ways
Creature - Human Shaman
{T}: Add two mana in any combination of colors. Spend this mana only to cast creature spells.
Formidable -- {9}{G}{G}, {T}: Each player's life total becomes the number of creatures they control. Activate only if creatures you control have total power 8 or greater.
2 /
3
{U}
Shrieking Drake
Creature - Drake
Flying
When Shrieking Drake enters the battlefield, return a creature you control to its owner's hand.
1 /
1
--
Simic Growth Chamber
Land
Simic Growth Chamber enters the battlefield tapped.
When Simic Growth Chamber enters the battlefield, return a land you control to its owner's hand.
{T}: Add {G}{U}.
{3}{G}{U}
Tatyova, Benthic Druid
Legendary Creature - Merfolk Druid
Landfall -- Whenever a land enters the battlefield under your control, you gain 1 life and draw a card.
3 /
3
--
Temple of the False God
Land
{T}: Add {C}{C}. Activate only if you control five or more lands.
{1}{U}
Trade Routes
Enchantment
{1}: Return target land you control to its owner's hand.
{1}, Discard a land card: Draw a card.
{1}{W}
Whitemane Lion
Creature - Cat
Flash
When Whitemane Lion enters the battlefield, return a creature you control to its owner's hand.
2 /
2
{2}{G}
Wood Elves
Creature - Elf Scout
When Wood Elves enters the battlefield, search your library for a Forest card, put that card onto the battlefield, then shuffle.