Let's start the voting!
Marakan Bloom –
Instant (U)Until end of turn, lands you control gain "
: Add one mana of any color to your mana pool."
Draw a card.
The fields of flowers in Maraka are a sight to behold, especially to those who have spent their entire lives in a wasteland. Arbor Sage Creature - Human DruidWhen Arbor Sage enters the battlefield, you may tap or untap target land.
,
: Add
to your mana pool.
2/2
Her life is as intertwined with the forest as the vines that clothe the trees. Soil Summoning Sorcery
Search your library for a basic land card and put that card onto the battlefield. It becomes a 3/3 Elemental creature that is still a land and gains haste until end of turn. Then shuffle your library.
Everything that comes to mind seems common...
Hmmm
Unnatural Predator
Creature - Mutant Beast
Nonbasic landwalk
When ~ enters the battlefield, sacrifice it unless you sacrifice a nonbasic land.
3/4
Twilight Dryad
Creature-Dryad Druid
Forestwalk
[cardnames]'s power is equal to the number of forests your opponents control.
: Target land becomes a forest in addition to its other types until end of turn.
*/2
Advocate of Maraka --
Creature - Dryad (C)
Sacrifice a land: Prevent all combat damage that would be dealt to creatures this turn.
"The dryads are desperate to protect their home, but I fear that their diligence will be their undoing."
-Diary of Hjolojh-2 / 2
Track to the Lair
Sorcery (U)
Search your library for a creature and a basic land and reveal them. Put the creature into your hand and the land onto the battlefield. Shuffle your library.
[Placename]ian Storyteller Creature—Human Scout (U)
When ~ enters the battlefield, put a Relic artifact token onto the battlefield.
(Relics have no abilities.), Sacrifice an artifact or enchantment: Search your library for a land card, reveal it, put it into your hand, then shuffle your library.
"What a curious knickknack. It reminds me of the time I scaled the Cliffs of Bragh..."2/2
Reprint
sylvan safekeeper at uncommon.
Hatchet Nomad Creature - Human WarriorWhen ~ enters the battlefield, you may play two additional land cards this turn.
3/2 I vote for TPzombieW.