Landfall -- Whenever a land enters the battlefield under your control, equipped creature gets +2/+2 until end of turn.

Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

+2: Reveal the top three cards of your library. Put all nonland permanent cards revealed this way into your hand and the rest on the bottom of your library in any order.

-2: Exile target creature. Its controller gains life equal to its power.

-9: Put five +1/+1 counters on each creature you control and five loyalty counters on each other planeswalker you control.

+1: You gain life equal to the number of creatures you control plus the number of planeswalkers you control.

-2: Create a 2/2 white Cat Soldier creature token named Ajani's Pridemate with "Whenever you gain life, put a +1/+1 counter on Ajani's Pridemate."

0: If you have at least 15 life more than your starting life total, exile Ajani, Strength of the Pride and each artifact and creature your opponents control.

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.

Cascade, cascade, cascade, cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order. Multiple instances of cascade each trigger separately.)

Daybound (If a player casts no spells during their own turn, it becomes night next turn.)

+1: Until your next turn, you may cast creature spells as though they had flash, and each creature you control enters the battlefield with an additional +1/+1 counter on it.

-3: Create two 2/2 green Wolf creature tokens.

Nightbound (If a player casts at least two spells during their own turn, it becomes day next turn.)

+2: Add {R}{G}.

0: Until end of turn, Arlinn, the Moon's Fury becomes a 5/5 Werewolf creature with trample, indestructible, and haste.

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.

As Caged Sun enters the battlefield, choose a color.

Creatures you control of the chosen color get +1/+1.

Whenever a land's ability causes you to add one or more mana of the chosen color, add one additional mana of that color.

Trample

Cultivator Colossus's power and toughness are each equal to the number of lands you control.

When Cultivator Colossus enters the battlefield, you may put a land card from your hand onto the battlefield tapped. If you do, draw a card and repeat this process.

If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead.

If an effect would put one or more counters on a permanent you control, it puts twice that many of those counters on that permanent instead.

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

I -- Exile target permanent an opponent controls with mana value 3 or greater.

II -- Noncreature spells your opponents cast cost {2} more to cast until your next turn.

III -- Return target creature or planeswalker card from your graveyard to the battlefield. Put a +1/+1 counter or a loyalty counter on it.

Trample

When Ethereal Elk enters the battlefield, you may search your library and/or graveyard for a card named Vivien, Nature's Avenger, reveal it, and put it into your hand. If you search your library this way, shuffle.

As long as it's your turn, Gideon Blackblade is a 4/4 Human Soldier creature with indestructible that's still a planeswalker.

Prevent all damage that would be dealt to Gideon Blackblade during your turn.

+1: Up to one other target creature you control gains your choice of vigilance, lifelink, or indestructible until end of turn.

-6: Exile target nonland permanent.

As long as Grist, the Hunger Tide isn't on the battlefield, it's a 1/1 Insect creature in addition to its other types.

+1: Create a 1/1 black and green Insect creature token, then mill a card. If an Insect card was milled this way, put a loyalty counter on Grist and repeat this process.

-2: You may sacrifice a creature. When you do, destroy target creature or planeswalker.

-5: Each opponent loses life equal to the number of creature cards in your graveyard.

Flash

Commander creatures you control get +2/+2.

Commanders you control have hexproof.

+4: Target player exiles a card from their hand.

-3: Exile target permanent.

-14: Restart the game, leaving in exile all non-Aura permanent cards exiled with Karn Liberated. Then put those cards onto the battlefield under your control.

+1: Reveal the top two cards of your library. An opponent chooses one of them. Put that card into your hand and exile the other with a silver counter on it.

-1: Put a card you own with a silver counter on it from exile into your hand.

-2: Create a 0/0 colorless Construct artifact creature token with "This creature gets +1/+1 for each artifact you control."

+1: Put a ghostform counter on up to one target nontoken creature. It gains "When this creature dies or is put into exile, return it to its owner's hand and create a 1/1 white Spirit creature token with flying."

-3: Exile target nonland permanent.

-7: You get an emblem with "At the beginning of your upkeep, you may cast a legendary spell from your hand, from your graveyard, or from among cards you own in exile without paying its mana cost."

Your opponents and permanents your opponents control with hexproof can be the targets of spells and abilities you control as though they didn't have hexproof.

-3: Exile target creature.

+1: Create a 1/1 white Kor Warrior creature token. You may attach an Equipment you control to it.

-2: Look at the top six cards of your library. You may reveal a Warrior or Equipment card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

-3: Nahiri, Heir of the Ancients deals damage to target creature or planeswalker equal to twice the number of Equipment you control.

Magecraft -- Whenever you cast or copy an instant or sorcery spell, each opponent loses 2 life and you gain 2 life.

+1: You lose 1 life. Look at the top three cards of your library. Put one of them into your hand and the rest into your graveyard.

-3: Each opponent sacrifices a creature with the greatest power among creatures that player controls.

-8: Each opponent may discard a card. If they don't, they lose 3 life. Repeat this process six more times.

+2: During target player's next turn, each creature that player controls attacks if able.

-2: Rowan Kenrith deals 3 damage to each tapped creature target player controls.

-8: Target player gets an emblem with "Whenever you activate an ability that isn't a mana ability, copy it. You may choose new targets for the copy."

Partner with Will Kenrith

Rowan Kenrith can be your commander.

+1: Look at the top card of your library. You may reveal that card and put it into your hand. If you do, you lose life equal to its mana value.

-2: Create a 2/3 black Vampire creature token with flying and lifelink.

-7: Sorin the Mirthless deals 13 damage to any target. You gain 13 life.

+1: Look at the top four cards of your library. You may reveal a creature or land card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

-3: Destroy target artifact, enchantment, or creature with flying.

-8: You get an emblem with "Creatures you control get +2/+2 and have vigilance, trample, and indestructible."

You may cast creature spells as though they had flash.

+1: Until your next turn, up to one target creature gains vigilance and reach.

-2: Look at the top three cards of your library. Exile one face down and put the rest on the bottom of your library in any order. For as long as it remains exiled, you may look at that card and you may cast it if it's a creature spell.

You may look at the top card of your library any time.

You may cast creature spells from the top of your library.

+1: Create a 3/3 green Beast creature token. Put your choice of a vigilance counter, a reach counter, or a trample counter on it.

-2: When you cast your next creature spell this turn, search your library for a creature card with lesser mana value, put it onto the battlefield, then shuffle.

+1: Put three +1/+1 counters on up to one target creature.

-1: Reveal cards from the top of your library until you reveal a creature card. Put that card into your hand and the rest on the bottom of your library in a random order.

-6: Target creature gets +10/+10 and gains trample until end of turn.