Enchant land

When Abundant Growth enters the battlefield, draw a card.

Enchanted land has "{T}: Add one mana of any color."

Commander creatures you own have "Whenever an artifact or creature you control is put into a graveyard from the battlefield, each opponent loses 1 life."

{T}: Add {C}.

Basic landcycling {1} ({1}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

Enchant creature

Enchanted creature has shroud. (It can't be the target of spells or abilities.)

When Aspect of Mongoose is put into a graveyard from the battlefield, return Aspect of Mongoose to its owner's hand.

{T}, Sacrifice up to three permanents: If there were three or more card types among the sacrificed permanents, each opponent loses 3 life, you gain 3 life, and you draw three cards.

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

Target player shuffles their graveyard into their library. Prevent all combat damage that would be dealt this turn.

{T}: Add {C}.

{1}: Blinkmoth Nexus becomes a 1/1 Blinkmoth artifact creature with flying until end of turn. It's still a land.

{1}, {T}: Target Blinkmoth creature gets +1/+1 until end of turn.

Bojuka Bog enters the battlefield tapped.

When Bojuka Bog enters the battlefield, exile target player's graveyard.

{T}: Add {B}.

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

{T}: Add {G}.

Defender

{T}: Creatures you control gain haste until end of turn.

Darkmoss Bridge enters the battlefield tapped.

Indestructible

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

Indestructible

{T}: Add {C}.

Destroy all creatures. Each player loses life equal to the number of creatures they controlled that were destroyed this way.

{1}{B}, Sacrifice an artifact or creature: Draw a card.

{T}: Add {C}.

When Dunes of the Dead is put into a graveyard from the battlefield, create a 2/2 black Zombie creature token.

Deathtouch

Whenever Erinis, Gloom Stalker attacks, return target land card from your graveyard to the battlefield.

Choose a Background (You can have a Background as a second commander.)

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

Deathtouch

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

Enchant creature

Sacrifice a Forest: Regenerate enchanted creature.

When Fortitude is put into a graveyard from the battlefield, return Fortitude to its owner's hand.

Whenever you draw your second card each turn, each opponent loses 2 life and you gain 2 life.

When Gixian Puppeteer dies, return another target creature card with mana value 3 or less from your graveyard to the battlefield.

Menace (This creature can't be blocked except by two or more creatures.)

When Gloomshrieker enters the battlefield, return target permanent card from your graveyard to your hand.

If Gloomshrieker would die, exile it instead.

{T}: Add {C}.

When Gods' Eye, Gate to the Reikai is put into a graveyard from the battlefield, create a 1/1 colorless Spirit creature token.

Roll two d10 and choose one result. Return a creature card from your graveyard to the battlefield with a number of +1/+1 counters on it equal to that result. Then each opponent loses X life and you gain X life, where X is the other result.

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.

When Ichor Wellspring enters the battlefield or is put into a graveyard from the battlefield, draw a card.

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.

Whenever you draw your second card each turn, create a 2/2 green Cat creature token.

{4}{G}{G}: Until end of turn, creatures you control have base power and toughness X/X, where X is the number of cards in your hand.

Jungle Hollow enters the battlefield tapped.

When Jungle Hollow enters the battlefield, you gain 1 life.

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

Enchant creature or planeswalker you control

When enchanted permanent dies or is put into exile, return that card to the battlefield under your control.

Khalni Garden enters the battlefield tapped.

When Khalni Garden enters the battlefield, create a 0/1 green Plant creature token.

{T}: Add {G}.

{1}, Sacrifice a creature: Each opponent loses 1 life and you gain 1 life.

{T}: Add {B}.

{T}: Target permanent becomes an artifact in addition to its other types until end of turn.

{T}: Add {C}.

{T}: Target nonland permanent becomes an artifact in addition to its other types until end of turn.

{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.

{T}: Add {C}.

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

When Manglehorn enters the battlefield, you may destroy target artifact.

Artifacts your opponents control enter the battlefield tapped.

Fabricate 3 (When this creature enters the battlefield, put three +1/+1 counters on it or create three 1/1 colorless Servo artifact creature tokens.)

Whenever an artifact you control is put into a graveyard from the battlefield, target opponent loses life equal to Marionette Master's power.

Flash

Enchant creature

When enchanted creature dies, return that card to the battlefield under your control.

{T}: Add {C}.

{T}: Add one mana of any color. Activate only if Mirrex entered the battlefield this turn.

{3}, {T}: Create a 1/1 colorless Phyrexian Mite artifact creature token with toxic 1 and "This creature can't block." (Players dealt combat damage by it also get a poison counter.)

{T}: Add {C}.

{1}: Mishra's Factory becomes a 2/2 Assembly-Worker artifact creature until end of turn. It's still a land.

{T}: Target Assembly-Worker creature gets +1/+1 until end of turn.

{T}: Add {C}.

{2}: Mishra's Foundry becomes a 2/2 Assembly-Worker artifact creature until end of turn. It's still a land.

{1}, {T}: Target attacking Assembly-Worker gets +2/+2 until end of turn.

This spell costs {2} less to cast if you gained life this turn.

Destroy target nonland permanent.

When Mycosynth Wellspring enters the battlefield or is put into a graveyard from the battlefield, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.

When Myr Sire dies, create a 1/1 colorless Phyrexian Myr artifact creature token.

Enchant creature you control

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

Tap enchanted creature: Untap target artifact, creature, or land. Activate only if enchanted creature is white and untapped and only once each turn.

Enchant creature you control

Enchanted creature has toxic 2. (Players dealt combat damage by it also get two poison counters.)

When enchanted creature dies, return that card to the battlefield under your control.

Each player sacrifices six creatures. You create six tapped 2/2 black Zombie creature tokens.

Enchant creature

Whenever enchanted creature attacks, put a +1/+1 counter on it. Then if it has three or more +1/+1 counters on it, sacrifice Ordeal of Nylea.

When you sacrifice Ordeal of Nylea, search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

Flying

Flying

{T}: Add one mana of any color.

This spell costs {1} less to cast for each creature card in your graveyard.

Exile target creature or planeswalker.

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 one mana of any color.

{1}, {T}: Untap target legendary creature you control.

Power Depot enters the battlefield tapped.

{T}: Add {C}.

{T}: Add one mana of any color. Spend this mana only to cast artifact spells or activate abilities of artifacts.

Modular 1

When Primal Druid dies, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

When Prized Statue enters the battlefield or is put into a graveyard from the battlefield, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

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

Enchant creature

Enchanted creature gets +2/+0 and has trample.

When Rancor is put into a graveyard from the battlefield, return Rancor to its owner's hand.

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

Prevent all combat damage that would be dealt this turn. You gain 1 life for each attacking creature.

Put target land card from a graveyard onto the battlefield under your control.

{T}: Add X mana of any one color, where X is the number of enchantments you control.

Scuttling Doom Engine can't be blocked by creatures with power 2 or less.

When Scuttling Doom Engine dies, it deals 6 damage to target opponent or planeswalker.

{1}{G}, {T}, Return Shigeki, Jukai Visionary to its owner's hand: Reveal the top four cards of your library. You may put a land card from among them onto the battlefield tapped. Put the rest into your graveyard.

Channel -- {X}{X}{G}{G}, Discard Shigeki: Return X target nonlegendary cards from your graveyard to your hand.

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

When Solemn Simulacrum enters the battlefield, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

When Solemn Simulacrum dies, you may draw a card.

Return all land cards from your graveyard to the battlefield tapped.

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

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

Equip {1}

Whenever another creature dies, or a creature card is put into a graveyard from anywhere other than the battlefield, or a creature card leaves your graveyard, Syr Konrad, the Grim deals 1 damage to each opponent.

{1}{B}: Each player mills a card. (They each put the top card of their library into their graveyard.)

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

Exile target artifact or enchantment. If this spell was kicked, exile target nonland permanent instead.

Temple of Malady enters the battlefield tapped.

When Temple of Malady enters the battlefield, scry 1.

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

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

When Titania, Protector of Argoth enters the battlefield, return target land card from your graveyard to the battlefield.

Whenever a land you control is put into a graveyard from the battlefield, create a 5/3 green Elemental creature token.

Target creature gets -1/-1 until end of turn.

Morbid -- That creature gets -13/-13 until end of turn instead if a creature died this turn.

When Trail of Crumbs enters the battlefield, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this artifact: You gain 3 life.")

Whenever you sacrifice a Food, you may pay {1}. If you do, look at the top two cards of your library. You may reveal a permanent card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

{T}: Add {G}.

Treetop Village enters the battlefield tapped.

{T}: Add {G}.

{1}{G}: Treetop Village becomes a 3/3 green Ape creature with trample until end of turn. It's still a land. (It can deal excess combat damage to the player or planeswalker it's attacking.)

You may activate abilities of creatures you control as though those creatures had haste.

+1: Untap up to one target creature.

-2: Mill three cards, then you may return a creature card with mana value 2 or less from your graveyard to the battlefield.

If a player would begin an extra turn, that player skips that turn instead.

If Ugin's Nexus would be put into a graveyard from the battlefield, instead exile it and take an extra turn after this one.

Enchant creature

When enchanted creature dies, return that card to the battlefield under your control with a +1/+1 counter on it.

{T}: Add {B}.

When Viridian Emissary dies, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Enchant land

When Weirding Wood enters the battlefield, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")

Enchanted land has "{T}: Add two mana of any one color."

Enchant land

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

Whenever World Shaper attacks, you may mill three cards.

When World Shaper dies, return all land cards from your graveyard to the battlefield tapped.