You may play an additional land on each of your turns.

Landfall -- Whenever a land enters the battlefield under your control, you may draw a card.

Reach

You may play lands from your graveyard.

If a land entering the battlefield causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

When Avenger of Zendikar enters the battlefield, create a 0/1 green Plant creature token for each land you control.

Landfall -- Whenever a land enters the battlefield under your control, you may put a +1/+1 counter on each Plant creature you control.

{T}: Add {C}.

{3}{G}, {T}, Sacrifice Blighted Woodland: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

Reach

When Bonny Pall, Clearcutter enters the battlefield, create Beau, a legendary blue Ox creature token with "This creature's power and toughness are each equal to the number of lands you control."

Whenever you attack, draw a card, then you may put a land card from your hand or graveyard onto the battlefield.

Destroy target artifact or enchantment. You may put a land card from your hand onto the battlefield.

You may play an additional land on each of your turns.

To solve -- You control seven or more lands. (If unsolved, solve at the beginning of your end step.)

Solved -- You may look at the top card of your library any time, and you may play lands and cast creature and enchantment spells from the top of your library.

Whenever you draw a card, put a +1/+1 counter on Chasm Skulker.

When Chasm Skulker dies, create X 1/1 blue Squid creature tokens with islandwalk, where X is the number of +1/+1 counters on Chasm Skulker. (They can't be blocked as long as defending player controls an Island.)

When Coiling Oracle enters the battlefield, reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put that card into your hand.

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

Coral Atoll enters the battlefield tapped.

When Coral Atoll enters the battlefield, sacrifice it unless you return an untapped Island you control to its owner's hand.

{T}: Add {C}{U}.

Counter target spell.

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.

Spree (Choose one or more additional costs.)

+ {1} -- Search your library for a basic land card or a Desert card, put it onto the battlefield, then shuffle.

+ {3} -- Create an X/X green Elemental creature token, where X is the number of lands you control.

Draw two cards.

(Gain the next level as a sorcery to add its ability.)

Landfall -- Whenever a land enters the battlefield under your control, you gain 1 life.

{2}{G}: Level 2

You may play an additional land on each of your turns.

{4}{G}: Level 3

When this Class becomes level 3, target land you control becomes a creature with haste and "This creature's power and toughness are each equal to the number of lands you control." It's still a land.

You may mill three cards. Then return up to one creature card and up to one land card from your graveyard to your hand. (To mill a card, put the top card of your library into your graveyard.)

When Eternal Witness enters the battlefield, you may return target card from your graveyard to your hand.

Return all creatures to their owners' hands.

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

You may play an additional land this turn.

Draw a card.

{T}, Sacrifice Fabled Passage: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Then if you control four or more lands, untap that land.

Reveal the top five cards of your library. An opponent separates those cards into two piles. Put one pile into your hand and the other into your graveyard.

Enchant creature

Enchanted creature has flying.

Return all nonland permanents to their owners' hands. If you return four or more nontoken permanents you control this way, you may put a permanent card from your hand onto the battlefield.

({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}.)

{0}: You may put a basic Forest card from your hand onto the battlefield. Activate only as a sorcery and only once each turn.

Sacrifice Gaea's Touch: Add {G}{G}.

When Garruk's Uprising enters the battlefield, if you control a creature with power 4 or greater, draw a card.

Creatures you control have trample. (They can deal excess combat damage to the player or planeswalker they're attacking.)

Whenever a creature with power 4 or greater enters the battlefield under your control, draw a card.

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

Guildless Commons enters the battlefield tapped.

When Guildless Commons enters the battlefield, return a land you control to its owner's hand.

{T}: Add {C}{C}.

Hinterland Harbor enters the battlefield tapped unless you control a Forest or an Island.

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

Enchant creature

Enchanted creature can attack as though it had haste.

{0}: Untap enchanted creature. Activate only during your turn and only once each turn.

Kicker {1}{U} (You may pay an additional {1}{U} as you cast this spell.)

Return target nonland permanent to its owner's hand. If this spell was kicked, draw a card.

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

Jungle Basin enters the battlefield tapped.

When Jungle Basin enters the battlefield, sacrifice it unless you return an untapped Forest you control to its owner's hand.

{T}: Add {C}{G}.

Landfall -- Whenever a land enters the battlefield under your control, you may put a quest counter on Khalni Heart Expedition.

Remove three quest counters from Khalni Heart Expedition and sacrifice it: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

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.

If you control two or more other lands, Lair of the Hydra enters the battlefield tapped.

{T}: Add {G}.

{X}{G}: Until end of turn, Lair of the Hydra becomes an X/X green Hydra creature. It's still a land. X can't be 0.

{T}: You may put a land card from your hand onto the battlefield.

Landfall -- Whenever a land enters the battlefield under your control, add one mana of any color.

Lush Oasis enters the battlefield tapped.

When Lush Oasis enters the battlefield, it deals 1 damage to target opponent.

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

Flying

{1}, Return a land you control to its owner's hand: Create a 1/1 blue Illusion creature token with flying.

Memorial to Genius enters the battlefield tapped.

{T}: Add {U}.

{4}{U}, {T}, Sacrifice Memorial to Genius: Draw two cards.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Molimo, Maro-Sorcerer's power and toughness are each equal to the number of lands you control.

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.)

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

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

Untap all green and/or blue creatures you control during each other player's untap step.

Neurok Invisimancer can't be blocked.

When Neurok Invisimancer enters the battlefield, target creature can't be blocked this turn.

This spell can't be countered.

You have no maximum hand size.

Whenever an opponent casts a noncreature spell, draw a card.

Discard three cards: Exile Nezahal, Primal Tide. Return it to the battlefield tapped under its owner's control at the beginning of the next end step.

{1}, Exile two creature cards from a single graveyard: Create a 1/1 green Saproling creature token.

Flying

Whenever you draw a card, put a +1/+1 counter on Oneirophage.

Trample

Landfall -- Whenever a land enters the battlefield under your control, you may create a 4/4 green Beast creature token.

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

You may play lands from your graveyard.

Whenever you cast your first spell each turn, reveal the top card of your library. You may cast it without paying its mana cost if it's a spell with lesser mana value. If you don't cast it, put it into your hand.

Discard X cards, then return a card from your graveyard to your hand for each card discarded this way. Exile Recall.

When Reclamation Sage enters the battlefield, you may destroy target artifact or enchantment.

You have no maximum hand size.

{T}: Add {C}.

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.)

Landfall -- Whenever a land enters the battlefield under your control, choose one --

• Put a +1/+1 counter on target creature.

• You gain 2 life.

Landfall -- Whenever a land enters the battlefield under your control, create a 1/1 green Insect creature token. If you control six or more lands, create a token that's a copy of Scute Swarm instead.

Untap all permanents you control during each other player's untap step.

Choose one --

• Target creature gets +3/+3 until end of turn.

• Permanents you control gain hexproof until end of turn.

• Return target creature to its owner's hand.

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}.

{T}: Add {C}{C}.

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

Create a token that's a copy of target creature.

Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.)

Equip {1}

Landfall -- Whenever a land enters the battlefield under your control, you gain 1 life and draw a card.

{T}: Add {C}.

{2}, {T}, Sacrifice Terminal Moraine: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

{T}, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Thawing Glaciers enters the battlefield tapped.

{1}, {T}: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. Return Thawing Glaciers to its owner's hand at the beginning of the next cleanup step.

Thornwood Falls enters the battlefield tapped.

When Thornwood Falls enters the battlefield, you gain 1 life.

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

Whenever a land enters the battlefield tapped and under your control, choose one --

• Untap that land.

• Tap target nonland permanent an opponent controls.

Landfall -- Whenever a land enters the battlefield under your control, create a Food token or a Treasure token. (Food is an artifact with "{2}, {T}, Sacrifice this artifact: You gain 3 life." Treasure is an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Search your library for up to X basic land cards, where X is the greatest power among creatures you control. Put those cards onto the battlefield tapped, then shuffle.

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

Counter target spell that targets a permanent you control.

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

{T}: Add {U}.

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

{T}: Add {C}.

{2}, {T}, Sacrifice Warped Landscape: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

(Gain the next level as a sorcery to add its ability.)

You have no maximum hand size.

{2}{U}: Level 2

When this Class becomes level 2, draw two cards.

{4}{U}: Level 3

Whenever you draw a card, put a +1/+1 counter on target creature you control.

Woodland Stream enters the battlefield tapped.

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

Whenever you tap a land for mana, add one mana of any type that land produced. (The types of mana are white, blue, black, red, green, and colorless.)

Whenever you cast a creature spell, draw a card.

Landfall -- Whenever a land enters the battlefield under your control, create a 2/2 green Elemental creature token.