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

Sacrifice a creature: Add {C}{C}.

You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its mana value rather than pay its mana cost. {T}, Sacrifice ten nonland permanents: Each opponent loses 10 life.

{1}, Sacrifice a permanent: You gain 1 life.

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

{T}: Draw a card. Activate only if you created a token this turn. {8}, {T}, Sacrifice Idol of Oblivion: Create a 10/10 colorless Eldrazi creature token.

Equipped creature gets +1/-1. Whenever equipped creature dies, draw two cards. Equip {1}

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

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.) Equip {1}

{T}: Add {C}. {T}: Add {B} or {G}. Talisman of Resilience deals 1 damage to you.

Whenever a player casts a spell, if no colored mana was spent to cast it, counter that spell.

Whenever you cast a creature spell, draw a card.

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

{T}: Add {B}. Elves of Deep Shadow deals 1 damage to you.

At the beginning of your upkeep, put a spore counter on Elvish Farmer. Remove three spore counters from Elvish Farmer: Create a 1/1 green Saproling creature token. Sacrifice a Saproling: You gain 2 life.

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

{T}: Add {G}.

{T}: Untap target land. Threshold — {T}: Untap up to three target lands. Activate only if seven or more cards are in your graveyard.

{2}{G}: Create a 1/1 green Saproling creature token. Sacrifice a Saproling: Saproling creatures get +1/+1 until end of turn.

{G}: Exile target card from a graveyard. If it was a creature card, put a +1/+1 counter on Scavenging Ooze and you gain 1 life.

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

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.

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.)

At the beginning of your upkeep, put a spore counter on Thallid. Remove three spore counters from Thallid: Create a 1/1 green Saproling creature token.

At the beginning of each upkeep, create a 1/1 green Saproling creature token.

Kicker {X} (You may pay an additional {X} as you cast this spell.) Saproling creatures and other Treefolk creatures get +1/+1. When Verdeloth the Ancient enters the battlefield, if it was kicked, create X 1/1 green Saproling creature tokens.

When Wood Elves enters the battlefield, search your library for a Forest card, put that card onto the battlefield, then shuffle.

When Yavimaya Elder dies, you may search your library for up to two basic land cards, reveal them, put them into your hand, then shuffle. {2}, Sacrifice Yavimaya Elder: Draw a card.

Protection from Humans Pay 1 life, Sacrifice another creature: Put a -1/-1 counter on up to one target creature and draw a card. {B}{B}, Discard a card: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Creatures can't attack a player unless that player cast a spell or put a nontoken permanent onto the battlefield during their last turn.

{B}, Sacrifice a creature: Destroy target nonblack creature.

Whenever a creature enters the battlefield, you lose 1 life and add {B}.

At the beginning of each of your main phases, if you haven't added mana with this ability this turn, you may add X mana of any one color, where X is the number of Islands target opponent controls.

Tap an untapped creature you control: Untap target basic land.

Whenever a creature dies, that creature's controller may draw a card.

Whenever a creature you control dies, each other player sacrifices a creature.

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

At the beginning of your upkeep, you draw a card and you lose 1 life.

This spell can't be countered. Destroy target nonland permanent with mana value 3 or less.

Counter target instant or Aura spell that targets a permanent you control.

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

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.

As an additional cost to cast this spell, sacrifice a creature. Add {B}{B}{B}{B}.

As an additional cost to cast this spell, sacrifice an artifact or creature. Draw two cards and create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

({B/P} can be paid with either {B} or 2 life.) Target creature gets -5/-5 until end of turn.

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

Target opponent sacrifices a creature for each creature put into your graveyard from the battlefield this turn.

Destroy target nonblack creature. It can't be regenerated. You lose life equal to that creature's toughness.

{T}: Add {C}{C}. Ancient Tomb deals 2 damage to you.

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

Bojuka Bog enters the battlefield tapped. When Bojuka Bog enters the battlefield, exile target player's graveyard. {T}: Add {B}.

{2}, {T}: Add {B} for each Swamp you control.

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

({T}: Add {G}.)

{T}: Add {G} for each creature you control.

{T}: Add {C}. {T}, Sacrifice a creature: You gain 1 life.

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

({T}: Add {B} or {G}.) As Overgrown Tomb enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

{T}: Add {C}. {T}, Sacrifice a creature: Add {B}{B}.

({T}: Add {B}.)

{T}, Pay 1 life, Sacrifice Verdant Catacombs: Search your library for a Swamp or Forest card, put it onto the battlefield, then shuffle.

Woodland Cemetery enters the battlefield tapped unless you control a Swamp or a Forest. {T}: Add {B} or {G}.

As an additional cost to cast this spell, sacrifice a creature or discard a card. Destroy target creature or planeswalker.

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

Destroy target creature or enchantment an opponent controls. You lose life equal to that permanent's mana value.

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

Creatures you control get +3/+3 and gain trample until end of turn.

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

Put target creature card from a graveyard onto the battlefield under your control. You lose life equal to its mana value.

As an additional cost to cast this spell, sacrifice a creature. Gain control of target nonartifact, nonblack creature.

You may cast Saproling Symbiosis as though it had flash if you pay {2} more to cast it. (You may cast it any time you could cast an instant.) Create a 1/1 green Saproling creature token for each creature you control.

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

Search your library for a land card, reveal it, put it into your hand, then shuffle.