Mutate {5}{G} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Whenever this creature mutates, exile cards from the top of your library until you exile X permanent cards, where X is the number of times this creature has mutated. Put those permanent cards onto the battlefield.

Indestructible When this creature enters, suspect it. (It has menace and can't block.) Whenever this creature deals combat damage to a player, you draw a card and you lose 1 life. Whenever this creature is dealt damage, target opponent loses that much life.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.) Whenever this creature deals combat damage to a player, you may draw that many cards.

Mutate {3}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Flying Whenever this creature mutates, draw a card.

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

Look at the top five cards of your library. You may reveal any number of creature cards from among them and put the revealed cards into your hand. Put the rest on the bottom of your library in any order.

At the beginning of your upkeep, scry 1. Whenever you cast a creature spell, you may pay {G}. If you do, draw a card.

Shadow (This creature can block or be blocked by only creatures with shadow.) Whenever this creature deals damage to an opponent, draw a card, then discard a card.

Mutate {4}{B} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Flying Whenever this creature mutates, exile the top card of each opponent's library face down. You may look at and play those cards for as long as they remain exiled.

Mutate {1}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Flash Whenever this creature deals combat damage to a player, draw a card.

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

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

{1}, {T}: Add {U}{B}.

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. {T}, Sacrifice this land: Target creature with power 2 or less can't be blocked this turn.

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

{T}: Add one mana of any color that a land an opponent controls could produce.

{T}: Add {C}. {T}, Sacrifice this land: Search your library for a basic Swamp, Forest, or Island card, put it onto the battlefield tapped, then shuffle. Cycling {B}{G}{U} ({B}{G}{U}, Discard this card: Draw a card.)

({T}: Add {G}.)

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {B}{G}.

({T}: Add {B} or {G}.) This land enters tapped.

({T}: Add {U}.)

This land enters tapped. {T}: Add {C}. {2}, {T}, Sacrifice this land: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

{T}: Add {C}. {5}, {T}, Exile this land: Target creature's owner shuffles it into their library.

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

This land enters tapped. When this land enters, exile up to three target cards from graveyards. {T}: Add {C}. {T}: Add one mana of any of the exiled cards' colors.

{T}: Add {C}. {1}, {T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

{T}: Add {U}. If you played a land this turn, add {B} instead.

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

{T}: Add {C}. {1}, {T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {G}{U}.

({T}: Add {U} or {B}.) This land enters tapped unless you control two or more basic lands.

({T}: Add {B}.)

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

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

({T}: Add {G} or {U}.) This land enters tapped.

This land enters tapped. When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {B} or {G}.

This land enters tapped. When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {G} or {U}.

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

Reveal the top five cards of your library. You may put a creature or land card from among them into your hand. Put the rest into your graveyard.

Reveal the top four cards of your library. You may put a creature card and/or a land card from among them into your hand. Put the rest into your graveyard.

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

Indestructible (Damage and effects that say "destroy" don't destroy this creature.) Whenever this creature attacks, put a +1/+1 counter on it. Whenever a creature dealt damage by this creature this turn dies, put a +1/+1 counter on this creature.

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

Hexproof (This creature can't be the target of spells or abilities your opponents control.) {1}{G}: Regenerate this creature.

Reach When this creature enters, reveal cards from the top of your library until you reveal a land card. Put that card onto the battlefield tapped and the rest on the bottom of your library in a random order.

{G}, Sacrifice this creature: 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.

When this creature enters, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

{1}{G}, Sacrifice this enchantment: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

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

When this artifact enters and when you sacrifice it, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle. {2}, {T}, Sacrifice this artifact: You gain 3 life.

Mutate {2}{G} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Whenever this creature mutates, search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Mutate {G}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) {1}, {T}: Look at the top card of your library. If it's a land card, you may put it onto the battlefield. If you don't put the card onto the battlefield, put it into your hand.

Each creature spell you cast costs {1} less to cast if it has mutate. Whenever you cast a creature spell, if it has mutate, draw a card, then discard a card.

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

Search your library for a basic land card, put it onto the battlefield, then shuffle. Suspend 2—{G} (Rather than cast this card from your hand, you may pay {G} and exile it with two time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.)

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

Mutate {2}{B/G}{B/G} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Whenever this creature mutates, return target permanent card from your graveyard to your hand.

Mutate {2}{U/B}{G}{G} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Trample You may cast this card from your graveyard using its mutate ability.

Mutate {5}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Whenever this creature mutates, tap up to X target creatures, where X is the number of times this creature has mutated. Those creatures don't untap during their controller's next untap step.

(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.

Mutate {3}{B} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Menace (This creature can't be blocked except by two or more creatures.) Whenever this creature mutates, each opponent discards a card.

Mutate {4}{B} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Whenever this creature mutates, each opponent sacrifices a creature of their choice.

Destroy target creature. Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Mutate {4}{B}{B} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Flash Flying Whenever this creature mutates, destroy target creature or planeswalker an opponent controls.

Destroy each nonland permanent with mana value X or less.

Mutate {1}{G}{G} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Reach, trample Whenever this creature mutates, destroy target artifact or enchantment an opponent controls.

Counter target noncreature spell.

Mutate {3}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Flash Whenever this creature mutates, you may return target creature an opponent controls to its owner's hand.

Destroy target artifact or creature. It can't be regenerated.

When this creature enters, you may destroy target artifact or enchantment.

Counter target spell. Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Mutate {5}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Flying Whenever this creature mutates, gain control of target noncreature artifact.

Flying Whenever this creature deals combat damage to a player, you may destroy target artifact or enchantment that player controls.

When this creature enters, create a 1/1 blue Merfolk creature token with hexproof. (It can't be the target of spells or abilities your opponents control.)