Demon's Den

Instant

Look at the top four cards of your library. Put one of them into your hand and the rest into your graveyard. Flashback {6}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Sorcery

Create a 1/1 red Dinosaur creature token with haste and a 1/1 white Human Soldier creature token.

Land

This land enters tapped. {T}: Add {W}. {1}{W}: This land becomes a 1/5 white Soldier creature until end of turn. It's still a land.

Enchantment

Whenever an opponent casts a spell, that player draws seven cards.

Artifact — Equipment

Equipped creature gets +3/+0 and has vigilance and trample. Whenever equipped creature dies, attach this Equipment to target creature you control. Equip {3}

Sorcery

Target player draws two cards and loses 2 life. Adamant — If at least three black mana was spent to cast this spell, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.")

Land

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

Land

As this land enters, you may reveal a Swamp or Mountain card from your hand. If you don't, this land enters tapped. {T}: Add {B} or {R}.

Artifact — Vehicle

When this Vehicle enters, each player chooses two nontoken, non-Vehicle creatures they control. Exile them until this Vehicle leaves the battlefield. Whenever this Vehicle attacks, put a card exiled with it into its owner's graveyard. If you do, investigate. Crew 2

Creature — Human Advisor Ally

When this creature enters, create a Clue token. (It's an artifact with "{2}, Sacrifice this token: Draw a card.")

Creature — Merfolk Detective

{T}: Untap another target permanent you control. {T}, Collect evidence 3: Tap target creature you don't control. (To collect evidence 3, exile cards with total mana value 3 or greater from your graveyard.)

Sorcery

Scry 4, then draw two cards.

Basic Land — Forest

({T}: Add {G}.)

Sorcery

Put any number of target creature cards from your graveyard on top of your library. Draw a card.

Sorcery

Look at the top five cards of your library. You may reveal any number of artifact cards from among them and put the revealed cards into your hand. Put the rest on the bottom of your library in a random order.

Land

This land enters tapped. {T}: Add {R}. Cycling {R} ({R}, Discard this card: Draw a card.)

Land — Cave

{T}: Add {C}. Other Caves you control have "{T}, Pay 1 life: Add one mana of any color."

Sorcery

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

Land — Desert

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

Sorcery

Create X 1/1 red Mercenary creature tokens with "{T}: Target creature you control gets +1/+0 until end of turn. Activate only as a sorcery."

Creature — Beast

Creatures with power less than this creature's power can't block it. As long as you control a creature with a counter on it, this creature gets +1/+2.

Instant

Exile target artifact or enchantment. Cycling {2} ({2}, Discard this card: Draw a card.)