Excision Tax

Sorcery (R)
For each creature, destroy that creature unless its controller pays .
"One of the most important lessons one can learn is that life is not free and, for some, neither is death."
—Milana, Orzhov prelate

Discover the Lost
Sorcery (M)
Look at the top six cards on your library. You may put any number of creature cards with total mana value 6 from among them onto the battlefield. For each of those creatures, create a Cursed Role token attached to it.
"The loss of the Realm does not mean the loss of decency. The loss of kindness. Virtue is in no flag, only our hearts." — Will Kenrith

Hybrid

Compete for Mates
Sorcery (C)
Target creature you control fights target creature you don't control. If the creature you control survives, create a 0/1 green Egg creature token.

Feast of Unicorns -
Enchantment - Aura
Enchant creature
As ~ enters the battlefield, sacrifice any number of creatures. ~ enters the battlefield with twice that many scream counters on it.
Enchanted creature gets +1/+0 for each scream counter on ~.

Magna Opera
Instant (R)
When you cast your next instant or sorcery spell this turn, copy that spell. You may choose new targets for the copy.
Prismatic - If two or more colors of mana were spent to cast ~, copy it.

Reenact
Sorcery (M)
After this main phase, there is an additional combat phase followed by an additional main phase. At the beginning of that combat, each player puts all creature cards and all battle cards from their graveyard onto the battlefield under their control and only those creatures may attack or block during this combat. At the end of that combat, exile all creatures and battles put onto the battlefield this way.

Quicksilver Dust

Artifact (C)
When Quicksilver Dust enters the battlefield, draw a card.
Sacrifice Quicksilver Dust: The next sorcery spell you cast this turn can be cast as though it had flash.
Use of magic-enhancing reagents is strictly forbidden in Cavea’s dueling circles.

Midnight Coach
Artifact — Vehicle (U)
Haste, trample
Crew 4
Enchanted crew 2
5/5

Modular-Heart Golem

Artifact Creature -- Golem (R)
Imprint — As Modular-Heart Golem enters the battlefield, reveal cards from the top of your library until you reveal a noncreature artifact card. Exile that card, then shuffle.
Modular-Heart Golem enters the battlefield with all abilities of the imprinted card.
5/5

Sol Foundry
Artifact (M)
If an artifact you control would add any amount of colored mana, it adds twice that much instead.
: Add .

Woodland Setting
Land (C)
Woodland Setting enters the battlefield tapped.
: Add .

Hidden Workshop
Land (U)
If a spell or ability an opponent controls causes you to discard Hidden Workshop, put it onto the battlefield instead.
: Add .

Futurist Foundry
Land (R)
, Pay 1 life: Add one mana of any color. If this mana is spent to cast a permanent spell, that permanent enters the battlefield with an augmentation counter on it and becomes an artifact in addition to its other types.

Garden of Ugin
Legendary Land (M)
Garden of Ugin enters the battlefield tapped.
: Add for each different color of creature you control.

Victorious Vanquishing

Sorcery (C)
Endeavor (You may cast this for by tapping an untapped creature you control. If you do, put a +1/+1 counter on that creature.)
Destroy target creature with power 4 or greater.

Envelopment Maneuver —
Instant (U)
Tactics (If a creature you control would deal combat damage, you may cast this spell instead. It costs that much generic mana less to cast.)
Envelopment Maneuver deals X damage divided as you choose amongst any number of attacking and/or blocking creatures.

Angel of Judgment
Creature - Angel (R)
Flying, Vigilance
Debut - : You may destroy all creatures. (When this creature enters the battlefield, copy this ability.)
[4/4]

Holy Crusade
Sorcery (M)
Cleave
Destroy all creatures [you don't control].

Scuttling Scavenger

Creature -- Homarid Scout (C)
When Scuttling Scavenger enters the battlefield, mill three cards. Then you may return an artifact card with mana value 1 from your graveyard to your hand.
His sideways gait ensures that no part of the beach goes unsearched.
2/3

Hunting Griffin
Creature - Griffin (U)
Flying
Whenever Hunting Griffin untaps during a Main phase, it gets +2/+2 until end of turn.
2/2
It struck from the sky, lightning talons dropping chunks of cold earth back to the field. The prey had escaped this time, but its belly would soon be full.