Brain in a Jar

Corrupted Grafstone

Artifact

Corrupted Grafstone enters the battlefield tapped.
: Choose a color of a card in your graveyard. Add one mana of that color.

True-Faith Censer

Artifact — Equipment

Equipped creature gets +1/+1 and has vigilance.
As long as equipped creature is a Human, it gets an additional +1/+0.
Equip (: Attach to target creature you control. Equip only as a sorcery.)

Thing in the Ice // Awoken Horror

Creature — Horror // Creature — Kraken Horror (0/4)

Defender
Thing in the Ice enters the battlefield with four ice counters on it.
Whenever you cast an instant or sorcery spell, remove an ice counter from Thing in the Ice. Then if it has no ice counters on it, transform it.

Awoken Horror

When this creature transforms into Awoken Horror, return all non-Horror creatures to their owners' hands.

Epitaph Golem

Artifact Creature — Golem (3/5)

: Put target card from your graveyard on the bottom of your library.

Tamiyo's Journal

Legendary Artifact

At the beginning of your upkeep, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")
, Sacrifice three Clues: Search your library for a card, put that card into your hand, then shuffle.

Wild-Field Scarecrow

Artifact Creature — Scarecrow (1/4)

Defender
, Sacrifice Wild-Field Scarecrow: Search your library for up to two basic land cards, reveal them, put them into your hand, then shuffle.

Harvest Hand // Scrounged Scythe

Artifact Creature — Scarecrow // Artifact — Equipment (2/2)

When Harvest Hand dies, return it to the battlefield transformed under your control.

Scrounged Scythe

Equipped creature gets +1/+1.
As long as equipped creature is a Human, it has menace. (It can't be blocked except by two or more creatures.)
Equip

Haunted Cloak

Artifact — Equipment

Equipped creature has vigilance, trample, and haste.
Equip (: Attach to target creature you control. Equip only as a sorcery.)

Magnifying Glass

Artifact

: Add .
, : Investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

Shard of Broken Glass

Artifact — Equipment

Equipped creature gets +1/+0.
Whenever equipped creature attacks, you may mill two cards.
Equip (: Attach to target creature you control. Equip only as a sorcery.)

Skeleton Key

Artifact — Equipment

Equipped creature has skulk. (It can't be blocked by creatures with greater power.)
Whenever equipped creature deals combat damage to a player, you may draw a card. If you do, discard a card.
Equip

Slayer's Plate

Artifact — Equipment

Equipped creature gets +4/+2.
Whenever equipped creature dies, if it was a Human, create a 1/1 white Spirit creature token with flying.
Equip

Explosive Apparatus

Artifact

, , Sacrifice Explosive Apparatus: It deals 2 damage to any target.

Murderer's Axe

Artifact — Equipment

Equipped creature gets +2/+2.
Equip—Discard a card.

Neglected Heirloom // Ashmouth Blade

Artifact — Equipment // Artifact — Equipment

Equipped creature gets +1/+1.
When equipped creature transforms, transform Neglected Heirloom.
Equip

Ashmouth Blade

Equipped creature gets +3/+3 and has first strike.
Equip

Runaway Carriage

Artifact Creature — Construct (5/6)

Trample
When Runaway Carriage attacks or blocks, sacrifice it at end of combat.

Thraben Gargoyle // Stonewing Antagonizer

Artifact Creature — Gargoyle // Artifact Creature — Gargoyle (2/2)

Defender
: Transform Thraben Gargoyle.

Stonewing Antagonizer

Flying

Wicker Witch

Artifact Creature — Scarecrow (3/1)

Duskwatch Recruiter // Krallenhorde Howler

Creature — Human Warrior Werewolf // Creature — Werewolf (2/2)

: Look at the top three cards of your library. You may reveal a creature card from among them and put it into your hand. Put the rest on the bottom of your library in any order.
At the beginning of each upkeep, if no spells were cast last turn, transform Duskwatch Recruiter.

Krallenhorde Howler

Creature spells you cast cost less to cast.
At the beginning of each upkeep, if a player cast two or more spells last turn, transform Krallenhorde Howler.

Harness the Storm

Enchantment

Whenever you cast an instant or sorcery spell from your hand, you may cast target card with the same name as that spell from your graveyard. (You still pay its costs.)