Mwonvuli Acid-Moss

Destroy target land. Search your library for a Forest card, put that card onto the battlefield tapped, then shuffle.

Pygmy Kavu

When Pygmy Kavu enters, draw a card for each black creature your opponents control.

Burning-Tree Emissary

When Burning-Tree Emissary enters, add {R}{G}.

Blossoming Sands

Blossoming Sands enters tapped.
When Blossoming Sands enters, you gain 1 life.
{T}: Add {G} or {W}.

Arbor Elf

Tribal Flames

Domain — Tribal Flames deals X damage to any target, where X is the number of basic land types among lands you control.

Transguild Promenade

Transguild Promenade enters tapped.
When Transguild Promenade enters, sacrifice it unless you pay {1}.
{T}: Add one mana of any color.

Fertile Ground

Enchant land
Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color.

Beetleback Chief

When Beetleback Chief enters, create two 1/1 red Goblin creature tokens.

Ulamog's Crusher

Annihilator 2 (Whenever this creature attacks, defending player sacrifices two permanents of their choice.)
Ulamog's Crusher attacks each combat if able.

Plains

Explore

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

Goretusk Firebeast

When Goretusk Firebeast enters, it deals 4 damage to target player or planeswalker.

Goblin Anarchomancer

Each spell you cast that's red or green costs {1} less to cast.

Mardu Warshrieker

Raid — When Mardu Warshrieker enters, if you attacked this turn, add {R}{W}{B}.

Farseek

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

Ephemerate

Exile target creature you control, then return it to the battlefield under its owner's control.
Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

Nature's Lore

Search your library for a Forest card, put that card onto the battlefield, then shuffle.

Meria's Outrider

Reach
Domain — When Meria's Outrider enters, it deals damage to each opponent equal to the number of basic land types among lands you control.

Ash Barrens

{T}: Add {C}.
Basic landcycling {1} ({1}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

Wild Growth

Enchant land
Whenever enchanted land is tapped for mana, its controller adds an additional {G}.

Calming Verse

Destroy all enchantments you don't control. Then if you control an untapped land, destroy all enchantments you control.

Naya Panorama

{T}: Add {C}.
{1}, {T}, Sacrifice Naya Panorama: Search your library for a basic Mountain, Forest, or Plains card, put it onto the battlefield tapped, then shuffle.

Ondu Champion

Rally — Whenever Ondu Champion or another Ally you control enters, creatures you control gain trample until end of turn.

Flourishing Hunter

When Flourishing Hunter enters, you gain life equal to the greatest toughness among other creatures you control.

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Mountain

Forest

Crimson Fleet Commodore

Trample
When Crimson Fleet Commodore enters, you become the monarch.

Owlbear

Trample
Keen Senses — When Owlbear enters, draw a card.

Sarulf's Packmate

When Sarulf's Packmate enters, draw a card.
Foretell {1}{G} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Rampant Growth

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Rugged Highlands

Rugged Highlands enters tapped.
When Rugged Highlands enters, you gain 1 life.
{T}: Add {R} or {G}.

Llanowar Visionary

When Llanowar Visionary enters, draw a card.
{T}: Add {G}.

Wandering Stream

Domain — You gain 2 life for each basic land type among lands you control.

Ondu Giant

When Ondu Giant enters, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.