Cavern of Souls

As Cavern of Souls enters the battlefield, choose a creature type. {T}: Add {1} to your mana pool. {T}: Add one mana of any color to your mana pool. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.

Kessig Malcontents

When Kessig Malcontents enters the battlefield, it deals damage to target player equal to the number of Humans you control.

Thalia, Guardian of Thraben

First strike Noncreature spells cost {1} more to cast.

Collected Company

Look at the top six cards of your library. Put up to two creature cards with converted mana cost 3 or less from among them onto the battlefield. Put the rest on the bottom of your library in any order.

Auriok Champion

Protection from black and from red Whenever another creature comes into play, you may gain 1 life.

Champion of the Parish

Whenever another Human enters the battlefield under your control, put a +1/+1 counter on Champion of the Parish.

Stony Silence

Activated abilities of artifacts can't be activated.

Mantis Rider

Flying, vigilance, haste

Phantasmal Image

You may have Phantasmal Image enter the battlefield as a copy of any creature on the battlefield, except it's an Illusion in addition to its other types and it gains "When this creature becomes the target of a spell or ability, sacrifice it."

Meddling Mage

As Meddling Mage comes into play, name a nonland card. The named card can't be played.

Dismember

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

Avacyn's Pilgrim

{T}: Add {W} to your mana pool.

Noble Hierarch

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.) {T}: Add {G}, {W}, or {U} to your mana pool.

Izzet Staticaster

Flash (You may cast this spell any time you could cast an instant.) Haste {T}: Izzet Staticaster deals 1 damage to target creature and each other creature with the same name as that creature.

Rest in Peace

When Rest in Peace enters the battlefield, exile all cards from all graveyards. If a card or token would be put into a graveyard from anywhere, exile it instead.

Seachrome Coast

Seachrome Coast enters the battlefield tapped unless you control two or fewer other lands. {T}: Add {W} or {U} to your mana pool.

Flooded Strand

Sacred Foundry

Temple Garden

Windswept Heath

Reflector Mage

Horizon Canopy

Thalia's Lieutenant

Unclaimed Territory

Dire Fleet Daredevil

First strike When Dire Fleet Daredevil enters the battlefield, exile target instant or sorcery card from an opponent's graveyard. You may cast that card this turn, and you may spend mana as though it were mana of any type to cast that spell. If that card would be put into a graveyard this turn, exile it instead.

Breeding Pool

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

Hallowed Fountain

({T}: Add {W} or {U}.) As Hallowed Fountain enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Stomping Ground

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

Plains

({T}: Add {W}.)

Island

({T}: Add {U}.)

Forest

({T}: Add {G}.)