As an additional cost to cast this spell, you may sacrifice any number of artifacts and/or creatures. This spell costs {2} less to cast for each permanent sacrificed this way and {2} less to cast for each other artifact or creature you've sacrificed this turn. Trample Partner (You can have two commanders if both have partner.)

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

As an additional cost to cast this spell, sacrifice a creature. Add X mana in any combination of {B} and/or {R}, where X is the sacrificed creature's mana value.

You may play an additional land this turn. Draw a card.

{T}: Add {G}.

Flying When this creature enters, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.") {1}{G}, {T}: Create a Food token. {T}, Sacrifice a Food: Add one mana of any color.

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

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

When this creature dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.") Encore {3}{R} ({3}{R}, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

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.

As an additional cost to cast this spell, sacrifice a creature. Add X mana of any one color, where X is 1 plus the sacrificed creature's mana value. Spend this mana only to cast creature spells.

{T}: Add {C}. {1}, {T}, Sacrifice this artifact: Draw a card.

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

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

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

Search your library for a card, put that card into your hand, then shuffle.

Casualty 3 (As you cast this spell, you may sacrifice a creature with power 3 or greater. When you do, copy this spell.) Search your library for a card, put it into your hand, then shuffle.

Flash You may have this creature enter as a copy of any creature card in a graveyard that was put there from the battlefield this turn, except it's a Phyrexian in addition to its other types.

Enchant creature Enchanted creature has "{R}, {T}: Copy target instant or sorcery spell you control. You may choose new targets for the copy."

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {B} or {R}.

This land enters tapped. When this land enters, it deals 1 damage to target opponent. {T}: Add {R} or {G}.

This land enters tapped. {T}: Add {B} or {R}.

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

This land enters tapped. When this land enters, it deals 1 damage to target opponent. {T}: Add {B} or {G}.

({T}: Add {G}.)

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

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

This land enters tapped. {T}: Add {R} or {G}.

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

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

This land enters tapped. When this land enters, it deals 1 damage to target opponent. {T}: Add {B} or {R}.

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {B} or {G}.

({T}: Add {R}.)

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}. {1}, {T}: Add one mana of any color in your commander's color identity. If you spend this mana to cast your commander, it enters with a number of additional +1/+1 counters on it equal to the number of times it's been cast from the command zone this game.

This land enters tapped. {T}: Add {R} or {G}. {2}{R}{G}, {T}, Sacrifice this land: Draw a card.

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

This land enters tapped. {T}: Add {B} or {R}.

This land enters tapped. {T}: Add {B}, {R}, or {G}.

({T}: Add {B}.)

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 {R} 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 {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 {B} or {R}.

This land enters tapped. As it enters, choose a color other than red. {T}: Add {R} or one mana of the chosen color.

This land enters tapped. As it enters, choose a color other than green. {T}: Add {G} or one mana of the chosen color.

This land enters tapped. As it enters, choose a color other than black. {T}: Add {B} or one mana of the chosen color.

This land enters tapped. {T}: Add {R} or {G}.

This land enters tapped. {T}: Add {B} or {R}. {2}{B}{R}, {T}, Sacrifice this land: Draw a card.

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

This land enters tapped. {T}: Add {B} or {G}. {4}, {T}: Scry 1.

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

Return up to one target creature card from your graveyard to the battlefield. Return up to one target permanent card from your graveyard to your hand.

This spell costs {1} less to cast for each creature that died this turn. Return target creature card from your graveyard to the battlefield. Flashback {5}{B}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

When this creature enters, you may return target card from your graveyard to your hand.

Whenever you sacrifice a creature, you may return target creature card with lesser mana value from your graveyard to the battlefield tapped. Do this only once each turn.

Choose two target creature cards in your graveyard. Sacrifice a creature. If you do, return the chosen cards to the battlefield tapped.

Destroy target artifact, creature, or planeswalker.

As an additional cost to cast this spell, exile a creature card from your graveyard. Corpse Explosion deals damage equal to the exiled card's power to each creature and each planeswalker.

As an additional cost to cast this spell, sacrifice a creature. Fling deals damage equal to the sacrificed creature's power to any target.

When this creature dies, you gain 2 life. {G}, Sacrifice this creature: Exile target noncreature artifact or noncreature enchantment.

Whenever a player sacrifices a permanent, this creature deals 1 damage to any target.

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

As an additional cost to cast this spell, sacrifice a creature. Pyrrhic Blast deals damage equal to the sacrificed creature's power to any target. Draw a card.

Destroy target non-outlaw creature. (Assassins, Mercenaries, Pirates, Rogues, and Warlocks are outlaws. Everyone else is fair game.)

Whenever this creature attacks, you may sacrifice another creature. When you do, this creature deals damage equal to the sacrificed creature's power to any target. If the sacrificed creature was a Giant, this creature deals twice that much damage instead.

Destroy target creature. It can't be regenerated.

As an additional cost to cast this spell, sacrifice a creature. Thud deals damage equal to the sacrificed creature's power to any target.

Target player draws two cards and loses 2 life.

When this creature enters, sacrifice another creature. You gain X life and draw X cards, where X is that creature's power.

Commander spells you cast have cascade. (Whenever you cast a commander, exile cards from the top of your library until you exile a nonland card with lesser mana value. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)

Draw three cards.

As an additional cost to cast this spell, sacrifice an artifact or creature. Draw cards equal to the mana value of the sacrificed permanent.

Scry 2, then draw two cards. You lose 2 life. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

As an additional cost to cast this spell, discard a card. Draw two cards.

Equipped creature gets +1/+0 and has haste and ward {1}. (Whenever it becomes the target of a spell or ability an opponent controls, counter it unless that player pays {1}.) Equip {1}

{T}, Sacrifice a creature: This creature deals damage equal to the sacrificed creature's power to any target.

Whenever this creature attacks or blocks, sacrifice a creature.

Cumulative upkeep—Sacrifice a creature. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)