Creatures you control have hexproof. (They can't be the targets of spells or abilities your opponents control.)

{1}{G}: Regenerate target creature.

Destroy target permanent an opponent controls. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle.

Whenever a Forest enters the battlefield under your control, Battlewand Oak gets +2/+2 until end of turn.

Whenever you cast a Treefolk spell, Battlewand Oak gets +2/+2 until end of turn.

Whenever you cast a creature spell, draw a card.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I -- Destroy target nonland permanent an opponent controls.

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

III -- Creatures you control gain deathtouch until end of turn.

{2}{B}: Regenerate target Treefolk.

Treefolk spells and Shaman spells you cast cost {1} less to cast.

Choose any number of target creatures. Each of those creatures gains persist until end of turn. (When it dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Reach (This creature can block creatures with flying.)

Whenever a creature with toughness 4 or greater is put into your graveyard from the battlefield, you may exile it.

At the beginning of the end step, if three or more cards have been exiled with Colfenor's Urn, sacrifice it. If you do, return those cards to the battlefield under their owner's control.

Vigilance, reach

Whenever Colfenor, the Last Yew or another creature you control dies, return up to one other target creature card with lesser toughness from your graveyard to your hand.

At the beginning of your upkeep, if you control a creature with power 4 or greater, draw a card.

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

Other black creatures you control get +1/+1.

Other green creatures you control get +1/+1.

At the beginning of your upkeep, you may create a 1/1 black and green Worm creature token.

Whenever a creature enters the battlefield under your control, you may look at the top X cards of your library, where X is that creature's power. If you do, put one of those cards on top of your library and the rest on the bottom of your library in any order.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Dauntless Dourbark's power and toughness are each equal to the number of Forests you control plus the number of Treefolk you control.

Dauntless Dourbark has trample as long as you control another Treefolk.

Vanishing 3 (This creature enters the battlefield with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)

When Deadwood Treefolk enters or leaves the battlefield, return another target creature card from your graveyard to your hand.

Deathcap Glade enters the battlefield tapped unless you control two or more other lands.

{T}: Add {B} or {G}.

Morbid -- At the beginning of each end step, if a creature died this turn, you may draw a card.

Each creature assigns combat damage equal to its toughness rather than its power.

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Dungrove Elder's power and toughness are each equal to the number of Forests you control.

{T}, Exile a Treefolk card from your graveyard: Search your library for up to two Forest cards, put them onto the battlefield tapped, then shuffle.

Reach

Creature spells you cast cost {X} less to cast, where X is the amount of life you gained this turn.

{T}: You gain 2 life.

Vigilance

Faeburrow Elder gets +1/+1 for each color among permanents you control.

{T}: For each color among permanents you control, add one mana of that color.

Enchant land

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

Fertilid enters the battlefield with two +1/+1 counters on it.

{1}{G}, Remove a +1/+1 counter from Fertilid: Target player searches their library for a basic land card, puts it onto the battlefield tapped, then shuffles.

Commander creatures you own have "Whenever you cast a spell that shares a creature type with this creature, draw a card. This ability triggers only once each turn."

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

Destroy target artifact or enchantment.

Conspire (As you cast this spell, you may tap two untapped creatures you control that share a color with it. When you do, copy it and you may choose a new target for the copy.)

Whenever a nontoken creature you control dies, create a 1/1 green Saproling creature token.

When Guardian of Cloverdell enters the battlefield, create three 1/1 white Kithkin Soldier creature tokens.

{G}, Sacrifice a Kithkin: You gain 1 life.

As an additional cost to cast this spell, sacrifice a land.

Search your library for up to two basic land cards, put them onto the battlefield, then shuffle.

({T}: Add {B} or {G}.)

Haunted Mire enters the battlefield tapped.

Hissing Quagmire enters the battlefield tapped.

{T}: Add {B} or {G}.

{1}{B}{G}: Hissing Quagmire becomes a 2/2 black and green Elemental creature with deathtouch until end of turn. It's still a land.

Kinship -- At the beginning of your upkeep, you may look at the top card of your library. If it shares a creature type with Leaf-Crowned Elder, you may reveal it. If you do, you may play that card without paying its mana cost.

Enchant creature

Enchanted creature is a Treefolk with base power and toughness 0/4 and loses all abilities.

{T}: Add {C}.

{T}: Add {B} or {G}. Llanowar Wastes deals 1 damage to you.

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Whenever a creature dies, put a +1/+1 counter on Lumberknot.

Destroy target nonland permanent and all other permanents with the same name as that permanent.

Domain -- For each basic land type among lands you control, Magnigoth Treefolk has landwalk of that type. (It can't be blocked as long as defending player controls a land of that type.)

Whenever a creature you control dies, you gain 1 life and draw a card.

Hideaway 4 (When this land enters the battlefield, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.)

Mosswort Bridge enters the battlefield tapped.

{T}: Add {G}.

{G}, {T}: You may play the exiled card without paying its mana cost if creatures you control have total power 10 or greater.

({T}: Add {G}.)

As Murmuring Bosk enters the battlefield, you may reveal a Treefolk card from your hand. If you don't, Murmuring Bosk enters the battlefield tapped.

{T}: Add {W} or {B}. Murmuring Bosk deals 1 damage to you.

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

Enchant creature or land

Enchanted permanent has "At the beginning of your end step, sacrifice this permanent and attach Nettlevine Blight to a creature or land you control."

Vigilance, trample

Oran-Rief, the Vastwood enters the battlefield tapped.

{T}: Add {G}.

{T}: Put a +1/+1 counter on each green creature that entered the battlefield this turn.

Whenever another Treefolk creature enters the battlefield under your control, you may gain life equal to that creature's toughness.

Path of Ancestry enters the battlefield tapped.

{T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

Whenever a creature with flying attacks you, Raking Canopy deals 4 damage to it.

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

Create a 2/5 green Treefolk Shaman creature token.

Whenever a Forest enters the battlefield under your control, you may return Reach of Branches from your graveyard to your hand.

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

Return target creature card from a graveyard to its owner's hand. Clash with an opponent. If you win, return Revive the Fallen to its owner's hand. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher mana value.)

Indestructible

Whenever Sapling of Colfenor attacks, reveal the top card of your library. If it's a creature card, you gain life equal to that card's toughness, lose life equal to its power, then put it into your hand.

({T}: Add {G}.)

Sapseep Forest enters the battlefield tapped.

{G}, {T}: You gain 1 life. Activate only if you control two or more green permanents.

When Seedguide Ash dies, you may search your library for up to three Forest cards, put them onto the battlefield tapped, then shuffle.

Trample

Whenever Spawnwrithe deals combat damage to a player, create a token that's a copy of Spawnwrithe.

Creatures you control get +0/+1 and have reach. (They can block creatures with flying.)

Destroy target enchantment. Clash with an opponent. If you win, destroy all enchantments your opponents control. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher mana value.)

Stirring Wildwood enters the battlefield tapped.

{T}: Add {G} or {W}.

{1}{G}{W}: Until end of turn, Stirring Wildwood becomes a 3/4 green and white Elemental creature with reach. It's still a land.

{1}, {T}: Add {G}{W}.

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

Exile target creature. Its controller gains life equal to its power.

{T}: Add {C}.

{T}: Add {B} or {G}. Activate only if you control a Swamp.

Whenever you cast a Treefolk spell, you may have target creature get +3/-3 until end of turn.

When Tilling Treefolk enters the battlefield, you may return up to two target land cards from your graveyard to your hand.

Other Treefolk creatures you control get +1/+1.

Other Treefolk and Forests you control have indestructible.

When Treefolk Harbinger enters the battlefield, you may search your library for a Treefolk or Forest card, reveal it, then shuffle and put that card on top.

{T}: Add {C}.

{B/G}, {T}: Add {B}{B}, {B}{G}, or {G}{G}.

Whenever a creature you control with toughness 4 or greater dies, draw a card.

Trample

Champion a Treefolk or Warrior (When this enters the battlefield, sacrifice it unless you exile another Treefolk or Warrior you control. When this leaves the battlefield, that card returns to the battlefield.)

Whenever a creature you control becomes blocked, it gets +0/+5 until end of turn.

Kicker {X} (You may pay an additional {X} as you cast this spell.)

Saproling creatures and other Treefolk creatures get +1/+1.

When Verdeloth the Ancient enters the battlefield, if it was kicked, create X 1/1 green Saproling creature tokens.

Vivid Grove enters the battlefield tapped with two charge counters on it.

{T}: Add {G}.

{T}, Remove a charge counter from Vivid Grove: Add one mana of any color.

At the beginning of your upkeep, target creature other than Weed-Pruner Poplar gets -1/-1 until end of turn.

Wickerbough Elder enters the battlefield with a -1/-1 counter on it.

{G}, Remove a -1/-1 counter from Wickerbough Elder: Destroy target artifact or enchantment.

Enchant land

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

Flying

Attacking creatures you control have lifelink.

Windstorm deals X damage to each creature with flying.

{T}: Add {C}.

{G/W}, {T}: Add {G}{G}, {G}{W}, or {W}{W}.

Woodland Cemetery enters the battlefield tapped unless you control a Swamp or a Forest.

{T}: Add {B} or {G}.

Return target card from your graveyard to your hand. Clash with an opponent. If you win, untap all Forests you control. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher mana value.)

Exile Woodland Guidance.