High Tide

Until end of turn, whenever a player taps an Island for mana, that player adds an additional {U}.

Manamorphose

Add two mana in any combination of colors.
Draw a card.

Forest

First Day of Class

Whenever a creature you control enters this turn, put a +1/+1 counter on it and it gains haste until end of turn.
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.)

Krosan Wayfarer

Sacrifice this creature: You may put a land card from your hand onto the battlefield.

Implement of Ferocity

{G}, Sacrifice this artifact: Put a +1/+1 counter on target creature. Activate only as a sorcery.
When this artifact is put into a graveyard from the battlefield, draw a card.

Evolution Witness

{1}{G}: Adapt 2. (If this creature has no +1/+1 counters on it, put two +1/+1 counters on it.)
Whenever one or more +1/+1 counters are put on this creature, return target permanent card from your graveyard to your hand.

Wooded Ridgeline

({T}: Add {R} or {G}.)
This land enters tapped.

Three Visits

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

Wirewood Herald

When this creature dies, you may search your library for an Elf card, reveal that card, put it into your hand, then shuffle.

Island

Cleansing Wildfire

Destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield tapped, then shuffle.
Draw a card.

Mountain

Terraformer

{1}: Choose a basic land type. Each land you control becomes that type until end of turn.

Explore

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

Ivy Lane Denizen

Whenever another green creature you control enters, put a +1/+1 counter on target creature.

Scale the Heights

Put a +1/+1 counter on up to one target creature. You gain 2 life. You may play an additional land this turn.
Draw a card.

Slagwoods Bridge

This land enters tapped.
Indestructible
{T}: Add {R} or {G}.

Growth Spiral

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

Silverbluff Bridge

This land enters tapped.
Indestructible
{T}: Add {U} or {R}.

Elsewhere Flask

When this artifact enters, draw a card.
Sacrifice this artifact: Choose a basic land type. Each land you control becomes that type until end of turn.

Goblin Anarchomancer

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

Mystical Teachings

Search your library for an instant card or a card with flash, reveal it, put it into your hand, then shuffle.
Flashback {5}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Llanowar Druid

{T}, Sacrifice this creature: Untap all Forests.

Infernal Plunge

As an additional cost to cast this spell, sacrifice a creature.
Add {R}{R}{R}.

Eureka Moment

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

Nature's Lore

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