muldy rats

{2}, {T}, Sacrifice this artifact: Search your library for up to two basic land cards, reveal them, put them into your hand, then shuffle.

When this creature enters, you may put a -1/-1 counter on target creature.

{B}, Sacrifice this creature: Destroy target creature that has a -1/-1 counter on it.

This land enters tapped.

{T}: Add {B}.

Cycling {B} ({B}, Discard this card: Draw a card.)

{T}: Add {C}.

{5}{U}, {T}, Sacrifice this land: Draw two cards.

{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.

Whenever a player casts a creature spell, each player returns all cards with the same name as that spell from their graveyard to the battlefield.

Black creature spells you cast cost {1} less to cast.

Whenever you cast a creature spell, each opponent loses 1 life and you gain 1 life.

Each creature gets +1/+1 for each other creature on the battlefield that shares at least one creature type with it. (For example, if two Goblin Warriors and a Goblin Shaman are on the battlefield, each gets +2/+2.)

{1}{U}, {T}, Sacrifice this artifact: Draw two cards.

{1}, {T}: 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.)

This land enters tapped.

{T}: Add {B}.

Cycling {1}{B} ({1}{B}, Discard this card: Draw a card.)

This land enters tapped.

{T}: Add {G}.

Cycling {1}{G} ({1}{G}, Discard this card: Draw a card.)

This land enters tapped.

{T}: Add {U}.

Cycling {1}{U} ({1}{U}, Discard this card: Draw a card.)

As this artifact enters, choose a creature type.

Whenever you cast a spell of the chosen type, put a charge counter on this artifact.

Creatures you control of the chosen type get +1/+1 for each charge counter on this artifact.

For each creature you control, you may search your library for a creature card with the same name as that creature. Put those cards onto the battlefield, then shuffle.

Target creature and all other creatures with the same name as that creature get +2/+2 until end of turn.

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

{1}{B}, {T}, Sacrifice this artifact: Destroy target nonblack creature.

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

This land enters tapped.

Cycling {2} ({2}, Discard this card: Draw a card.)

Scry 4, then draw two cards.

({T}: Add {G}.)

({T}: Add {U}.)

Search your library for up to two creature cards and reveal them. Put one into your hand and the other into your graveyard. Then shuffle.

This land enters tapped.

{T}: Add {U}.

{4}{U}, {T}, Sacrifice this land: Draw two cards.

During each of your turns, you may play a land and cast a permanent spell of each permanent type from your graveyard. (If a card has multiple permanent types, choose one as you play it.)

Whenever a player casts a spell, that player creates X 1/1 green Squirrel creature tokens, where X is the number of cards in all graveyards with the same name as that spell.

Search your library for up to three cards with the same name as target creature, reveal them, put them into your hand, then shuffle.

This land enters tapped.

{T}: Add {B}.

Cycling {2} ({2}, Discard this card: Draw a card.)

This creature gets +1/+0 for each other Rat you control.

A deck can have any number of cards named Rat Colony.

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

Sacrifice this enchantment: Destroy target artifact or enchantment.

Exile target nonland card from your graveyard. Search your library for any number of cards with the same name as that card, reveal them, put them into your hand, then shuffle.

Deathtouch

Exploit (When this creature enters, you may sacrifice a creature.)

When Sidisi exploits a creature, you may search your library for a card, put it into your hand, then shuffle.

Flying

{U}, Sacrifice this creature: Counter target spell or ability that targets you or a creature you control.

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

({T}: Add {B}.)

Scry 4, then draw two cards.

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

Creatures you control with power or toughness 1 or less can't be blocked.

Whenever a green nontoken creature dies, that creature's controller may search their library for a card with the same name as that creature, put it onto the battlefield, then shuffle.