Return all attacking creatures to their owner's hand.

For each attacking creature, its owner puts it on the top or bottom of their library.

Destroy target permanent. Its controller creates a 3/3 green Beast creature token.

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.

{T}: Add {C}.

{4}: Put two +1/+1 counters on Crawling Barrens. Then you may have it become a 0/0 Elemental creature until end of turn. It's still a land.

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

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

Surge {3}{U}{U} (You may cast this spell for its surge cost if you or a teammate has cast another spell this turn.)

Return all nonland permanents to their owners' hands. If this spell's surge cost was paid, create an 8/8 blue Octopus creature token.

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.

You have no maximum hand size.

{T}: Add one mana of any color.

Choose one --

• Target creature you control fights target creature you don't control. (Each deals damage equal to its power to the other.)

• Counter target noncreature spell unless its controller pays {3}.

(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.

Vigilance

Land creatures you control have vigilance.

Landfall -- Whenever a land enters the battlefield under your control, you may have target land you control become a 3/3 Elemental creature with haste until end of turn. It's still a land.

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

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

You may play an additional land this turn.

Draw a card.

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}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

+1: Create a 3/3 green Beast creature token.

-3: Draw cards equal to the greatest power among creatures you control.

-6: Create a 6/6 green Wurm creature token for each land you control.

{2}{G}{U}: Draw a card. You may put a land card from your hand onto the battlefield.

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

When Halimar Tidecaller enters the battlefield, you may return target card with awaken from your graveyard to your hand.

Land creatures you control have flying.

Draw three cards.

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.

Choose target creature you control. Whenever that creature deals combat damage to a player or planeswalker this turn, draw that many cards.

Enchant creature, land, or planeswalker

Enchanted permanent is a colorless land with "{T}: Add {C}" and loses all other card types and abilities.

Creatures you control have vigilance and "{T}: Add one mana of any color. Spend this mana only to cast a creature spell."

Whenever you cast a creature spell, if three or more mana from creatures was spent to cast it, 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}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

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

Scry 2, then draw a card. If this spell was kicked, you may put a land card from your hand onto the battlefield.

At the beginning of combat on your turn, up to one target land you control becomes an X/X green and blue Bird creature with flying and haste until end of turn, where X is the number of cards in your hand. It's still a land.

Whenever a land creature you control deals combat damage to a player, draw a card.

At the beginning of combat on your turn, creatures you control get +3/+3 and gain trample until end of turn.

{1}{G}: Until end of turn, target land you control becomes a 1/1 Elemental creature with vigilance, indestructible, and haste. It's still a land.

Partner (You can have two commanders if both have partner.)

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.

{T}: Add one mana of any color.

{T}: Target land you control becomes a 3/3 Elemental creature with haste until end of turn. It's still a land. Activate only as a sorcery.

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

Cycling {2} ({2}, Discard this card: Draw a card.)

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

Counter target noncreature spell.

Search your library for up to two basic Forest cards, reveal those cards, and put one onto the battlefield tapped and the rest into your hand. Then shuffle.

Spell mastery -- If there are two or more instant and/or sorcery cards in your graveyard, search your library for up to three basic Forest cards instead of two.

Whenever you draw your second card each turn, you may put a land card from your hand onto the battlefield tapped.

Take an extra turn after this one. Exile Part the Waterveil.

Awaken 6--{6}{U}{U}{U} (If you cast this spell for {6}{U}{U}{U}, also put six +1/+1 counters on target land you control and it becomes a 0/0 Elemental creature with haste. It's still a land.)

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

Draw X cards, then discard a card.

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

Exile target creature. Its controller manifests the top card of their library. (That player puts the top card of their library onto the battlefield face down as a 2/2 creature. If it's a creature card, it can be turned face up any time for its mana cost.)

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

Draw cards equal to the number of cards in target opponent's hand.

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.)

You have no maximum hand size.

{T}: Add {C}.

Exile target artifact or creature. Its controller creates a 4/4 blue and red Elemental creature token.

Choose one --

• Draw cards equal to the greatest power among non-Human creatures you control.

• Non-Human creatures you control get +3/+3 until end of turn.

{T}: Add {C}.

{4}, {T}: Target creature can't be blocked this turn.

Sacrifice Sakura-Tribe Elder: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

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

Draw cards equal to the power of target creature you control.

Flying

Sturmgeist's power and toughness are each equal to the number of cards in your hand.

Whenever Sturmgeist deals combat damage to a player, draw a card.

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

Land creatures you control have flying.

Whenever a land enters the battlefield under your control, if you control seven or more lands, up to one target land you control becomes a 3/3 Elemental creature with haste. It's still a land.

If you would draw a card except the first one you draw in each of your draw steps, draw two cards instead.

You have no maximum hand size.

{T}: Add {C}.

Landfall -- Whenever a land enters the battlefield under your control, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")

Whenever you sacrifice a Clue, put a +1/+1 counter on Tireless Tracker.

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.

Draw three cards. You may play an additional land this turn.

At the beginning of your end step, untap all lands you control.

(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.