Royal Assassin + Urabrask the Hidden + Thornbite Staff

Royal Assassin
Urabrask the Hidden
Thornbite Staff

Requires
Royal Assassin must be on the battlefield. Urabrask the Hidden must be on the battlefield. Thornbite Staff must be on the battlefield. Thornbite Staff attached to Royal Assassin.
Steps
  1. Whenever a creature enters the battlefield under an opponent's control, it enters tapped due to Urabrask.
  2. Holding priority, activate Royal Assassin by tapping it, destroying the creature.
  3. The creature dies, triggering Royal Assassin, untapping Royal Assassin.
  4. Repeat.
Results
Destroy all creatures that enter the battlefield under an opponent's control.

Top Commanders (3)
Tsabo Tavoc
0.92% of 109 decks 1 decks
Kelsien, the Plague
0.05% of 4173 decks 2 decks
Garth One-Eye
0.02% of 4326 decks 1 decks
Top Cards (1)
Thousand-Year Elixir
100% of 4 decks +98% synergy
Creatures (50)
Merieke Ri Berit
100% of 1 decks +100% synergy
Callous Oppressor
100% of 1 decks +100% synergy
Godsire
100% of 1 decks +100% synergy
Nimbleclaw Adept
100% of 1 decks +100% synergy
Aphetto Alchemist
100% of 1 decks +100% synergy
Captain Sisay
100% of 1 decks +100% synergy
Samut, Voice of Dissent
100% of 1 decks +100% synergy
Otharri, Suns' Glory
100% of 2 decks +99% synergy
Vizier of Tumbling Sands
100% of 1 decks +99% synergy
Arcanis the Omnipotent
100% of 1 decks +99% synergy
Maelstrom Wanderer
100% of 1 decks +99% synergy
Sakashima the Impostor
100% of 1 decks +99% synergy
Drumbellower
100% of 3 decks +99% synergy
Kiora's Follower
100% of 1 decks +99% synergy
Noble Hierarch
100% of 1 decks +98% synergy
Ignoble Hierarch
100% of 1 decks +97% synergy
Faeburrow Elder
100% of 1 decks +97% synergy
Deathrite Shaman
100% of 1 decks +97% synergy
Arbor Elf
100% of 1 decks +96% synergy
Bloom Tender
100% of 1 decks +96% synergy
Birds of Paradise
100% of 1 decks +88% synergy
Minthara, Merciless Soul
67% of 3 decks +66% synergy
Stonehewer Giant
67% of 3 decks +66% synergy
Recruiter of the Guard
67% of 3 decks +65% synergy
Avatar of Woe
50% of 4 decks +50% synergy
Kaervek the Merciless
50% of 4 decks +50% synergy
Goblin Sharpshooter
50% of 4 decks +49% synergy
Gilraen, Dúnedain Protector
50% of 2 decks +49% synergy
Sheoldred, Whispering One
50% of 4 decks +47% synergy
Kalemne, Disciple of Iroas
33% of 3 decks +33% synergy
Tariel, Reckoner of Souls
33% of 3 decks +33% synergy
Mathas, Fiend Seeker
33% of 3 decks +33% synergy
Mangara of Corondor
33% of 3 decks +33% synergy
Daxos the Returned
33% of 3 decks +33% synergy
Intrepid Hero
33% of 3 decks +33% synergy
Ankle Shanker
33% of 3 decks +33% synergy
Termination Facilitator
33% of 3 decks +33% synergy
Boros Reckoner
33% of 3 decks +33% synergy
Queen Marchesa
33% of 3 decks +33% synergy
Rankle and Torbran
33% of 3 decks +33% synergy
Academy Rector
33% of 3 decks +33% synergy
Defiler of Flesh
33% of 3 decks +33% synergy
Lagomos, Hand of Hatred
33% of 3 decks +32% synergy
Grateful Apparition
33% of 3 decks +32% synergy
Archpriest of Shadows
33% of 3 decks +32% synergy
Giver of Runes
33% of 3 decks +32% synergy
Stoneforge Mystic
33% of 3 decks +32% synergy
Solphim, Mayhem Dominus
33% of 3 decks +31% synergy
Orcish Bowmasters
33% of 3 decks +27% synergy
Tsabo's Assassin
25% of 4 decks +25% synergy
Instants (23)
Benefactor's Draught
100% of 1 decks +100% synergy
Cerulean Wisps
100% of 1 decks +100% synergy
Eladamri's Call
100% of 1 decks +97% synergy
Counterspell
100% of 1 decks +79% synergy
Sudden Spoiling
50% of 4 decks +49% synergy
Kaya's Guile
33% of 3 decks +33% synergy
Crackling Doom
33% of 3 decks +32% synergy
Deflecting Palm
33% of 3 decks +32% synergy
Flawless Maneuver
33% of 3 decks +29% synergy
Enlightened Tutor
33% of 3 decks +25% synergy
Teferi's Protection
33% of 3 decks +24% synergy
Swords to Plowshares
33% of 3 decks +5% synergy
Tsabo's Decree
25% of 4 decks +25% synergy
Withering Boon
25% of 4 decks +25% synergy
Force of Despair
25% of 4 decks +24% synergy
Tragic Slip
25% of 4 decks +23% synergy
Pyroblast
25% of 4 decks +22% synergy
Rakdos Charm
25% of 4 decks +22% synergy
Bedevil
25% of 4 decks +22% synergy
Terminate
25% of 4 decks +20% synergy
Abrade
25% of 4 decks +20% synergy
Vampiric Tutor
25% of 4 decks +15% synergy
Dark Ritual
25% of 4 decks +14% synergy
Sorceries (23)
Iridian Maelstrom
100% of 1 decks +100% synergy
Genesis Wave
100% of 1 decks +99% synergy
Three Visits
100% of 1 decks +88% synergy
Nature's Lore
100% of 1 decks +85% synergy
Ruinous Ultimatum
67% of 3 decks +65% synergy
Read the Bones
50% of 4 decks +46% synergy
Red Sun's Twilight
33% of 3 decks +33% synergy
Steelshaper's Gift
33% of 3 decks +32% synergy
Idyllic Tutor
33% of 3 decks +31% synergy
Void
25% of 4 decks +25% synergy
Angrath's Rampage
25% of 4 decks +25% synergy
Extinction Event
25% of 4 decks +25% synergy
Banefire
25% of 4 decks +24% synergy
Scheming Symmetry
25% of 4 decks +24% synergy
Syphon Mind
25% of 4 decks +23% synergy
Buried Alive
25% of 4 decks +22% synergy
Exsanguinate
25% of 4 decks +22% synergy
Reanimate
25% of 4 decks +18% synergy
Vandalblast
25% of 4 decks +17% synergy
Jeska's Will
25% of 4 decks +16% synergy
Feed the Swarm
25% of 4 decks +15% synergy
Demonic Tutor
25% of 4 decks +13% synergy
Blasphemous Act
25% of 4 decks +9% synergy
Utility Artifacts (27)
Unbender Tine
100% of 1 decks +100% synergy
Hunter's Blowgun
100% of 1 decks +99% synergy
Illusionist's Bracers
75% of 4 decks +74% synergy
Swiftfoot Boots
75% of 4 decks +47% synergy
Halo Fountain
67% of 3 decks +65% synergy
Battlemage's Bracers
50% of 4 decks +49% synergy
Vorpal Sword
50% of 4 decks +49% synergy
Agatha's Soul Cauldron
50% of 2 decks +48% synergy
Basilisk Collar
50% of 4 decks +47% synergy
Lightning Greaves
50% of 4 decks +25% synergy
Robe of Stars
33% of 3 decks +32% synergy
Sting, the Glinting Dagger
33% of 3 decks +32% synergy
Tsabo's Web
25% of 4 decks +25% synergy
Scythe of the Wretched
25% of 4 decks +25% synergy
Glaring Spotlight
25% of 4 decks +25% synergy
Pact Weapon
25% of 4 decks +25% synergy
Gorgon's Head
25% of 4 decks +25% synergy
Viridian Longbow
25% of 4 decks +24% synergy
Magewright's Stone
25% of 4 decks +24% synergy
Umbral Mantle
25% of 4 decks +24% synergy
Masterwork of Ingenuity
25% of 4 decks +24% synergy
Lithoform Engine
25% of 4 decks +23% synergy
Jet Medallion
25% of 4 decks +23% synergy
Isochron Scepter
25% of 4 decks +22% synergy
Expedition Map
25% of 4 decks +21% synergy
Shadowspear
25% of 4 decks +21% synergy
Whispersilk Cloak
25% of 4 decks +21% synergy
Enchantments (24)
Jeskai Ascendancy
100% of 1 decks +99% synergy
Court of Locthwain
100% of 1 decks +99% synergy
Temur Ascendancy
100% of 1 decks +98% synergy
Rhythm of the Wild
100% of 1 decks +95% synergy
Gift of Doom
50% of 4 decks +50% synergy
Fiery Emancipation
50% of 4 decks +48% synergy
Black Market Connections
50% of 4 decks +44% synergy
Phyrexian Arena
50% of 4 decks +43% synergy
Debtors' Knell
33% of 3 decks +33% synergy
Mardu Ascendancy
33% of 3 decks +33% synergy
Sigarda's Aid
33% of 3 decks +32% synergy
Authority of the Consuls
33% of 3 decks +31% synergy
Rising of the Day
33% of 3 decks +30% synergy
Death Pits of Rath
25% of 4 decks +25% synergy
Lethal Vapors
25% of 4 decks +25% synergy
Everlasting Torment
25% of 4 decks +25% synergy
Havoc Festival
25% of 4 decks +25% synergy
Rune of Mortality
25% of 4 decks +25% synergy
Captive Audience
25% of 4 decks +25% synergy
Stranglehold
25% of 4 decks +25% synergy
Grave Betrayal
25% of 4 decks +24% synergy
Wound Reflection
25% of 4 decks +24% synergy
Revenge of Ravens
25% of 4 decks +24% synergy
Painful Quandary
25% of 4 decks +24% synergy
Planeswalkers (3)
Nahiri, the Harbinger
33% of 3 decks +33% synergy
Kaya, Geist Hunter
33% of 3 decks +33% synergy
Angrath, the Flame-Chained
25% of 4 decks +25% synergy
Utility Lands (15)
Minamo, School at Water's Edge
100% of 1 decks +98% synergy
Arcane Lighthouse
50% of 4 decks +48% synergy
Rogue's Passage
50% of 4 decks +31% synergy
Axgard Armory
33% of 3 decks +33% synergy
Vault of the Archangel
33% of 3 decks +31% synergy
The Black Gate
33% of 3 decks +31% synergy
Hall of Heliod's Generosity
33% of 3 decks +30% synergy
Detection Tower
25% of 4 decks +24% synergy
Homeward Path
25% of 4 decks +23% synergy
Spinerock Knoll
25% of 4 decks +23% synergy
Field of Ruin
25% of 4 decks +22% synergy
Strip Mine
25% of 4 decks +22% synergy
Buried Ruin
25% of 4 decks +20% synergy
Ancient Tomb
25% of 4 decks +14% synergy
Bojuka Bog
25% of 4 decks +9% synergy
Mana Artifacts (17)
Arcane Signet
100% of 4 decks +29% synergy
Sol Ring
75% of 4 decks -9% synergy
Mardu Banner
67% of 3 decks +66% synergy
Rakdos Signet
50% of 4 decks +43% synergy
Savai Crystal
33% of 3 decks +33% synergy
Talisman of Conviction
33% of 3 decks +29% synergy
Talisman of Hierarchy
33% of 3 decks +28% synergy
Boros Signet
33% of 3 decks +28% synergy
Orzhov Signet
33% of 3 decks +27% synergy
Prismatic Geoscope
25% of 4 decks +25% synergy
Chromatic Orrery
25% of 4 decks +23% synergy
Patriar's Seal
25% of 4 decks +23% synergy
Cursed Mirror
25% of 4 decks +23% synergy
Gilded Lotus
25% of 4 decks +21% synergy
Talisman of Indulgence
25% of 4 decks +19% synergy
Chromatic Lantern
25% of 4 decks +16% synergy
Commander's Sphere
25% of 4 decks +8% synergy
Lands (50)
The World Tree
100% of 1 decks +98% synergy
Raugrin Triome
100% of 1 decks +97% synergy
Ziatora's Proving Ground
100% of 1 decks +97% synergy
Indatha Triome
100% of 1 decks +96% synergy
Zagoth Triome
100% of 1 decks +96% synergy
Ketria Triome
100% of 1 decks +96% synergy
Xander's Lounge
100% of 1 decks +96% synergy
Raffine's Tower
100% of 1 decks +96% synergy
Jetmir's Garden
100% of 1 decks +96% synergy
Temple Garden
100% of 1 decks +91% synergy
Steam Vents
100% of 1 decks +91% synergy
Breeding Pool
100% of 1 decks +91% synergy
Hallowed Fountain
100% of 1 decks +91% synergy
Stomping Ground
100% of 1 decks +91% synergy
Overgrown Tomb
100% of 1 decks +91% synergy
Watery Grave
100% of 1 decks +89% synergy
Blood Crypt
75% of 4 decks +66% synergy
Command Tower
75% of 4 decks +2% synergy
Savai Triome
67% of 3 decks +63% synergy
Sacred Foundry
67% of 3 decks +58% synergy
Marsh Flats
50% of 4 decks +38% synergy
Geothermal Bog
33% of 3 decks +32% synergy
Nomad Outpost
33% of 3 decks +30% synergy
Shattered Sanctum
33% of 3 decks +30% synergy
Boros Garrison
33% of 3 decks +30% synergy
Sundown Pass
33% of 3 decks +30% synergy
Orzhov Basilica
33% of 3 decks +30% synergy
Battlefield Forge
33% of 3 decks +28% synergy
Clifftop Retreat
33% of 3 decks +28% synergy
Caves of Koilos
33% of 3 decks +27% synergy
Godless Shrine
33% of 3 decks +24% synergy
Foreboding Ruins
25% of 4 decks +21% synergy
Rakdos Carnarium
25% of 4 decks +21% synergy
Haunted Ridge
25% of 4 decks +21% synergy
Sulfurous Springs
25% of 4 decks +21% synergy
Prismatic Vista
25% of 4 decks +19% synergy
Luxury Suite
25% of 4 decks +19% synergy
Dragonskull Summit
25% of 4 decks +18% synergy
Smoldering Marsh
25% of 4 decks +18% synergy
Fabled Passage
25% of 4 decks +15% synergy
Wooded Foothills
25% of 4 decks +15% synergy
Bloodstained Mire
25% of 4 decks +15% synergy
Windswept Heath
25% of 4 decks +15% synergy
Flooded Strand
25% of 4 decks +15% synergy
Polluted Delta
25% of 4 decks +14% synergy
Arid Mesa
25% of 4 decks +14% synergy
Scalding Tarn
25% of 4 decks +14% synergy
Verdant Catacombs
25% of 4 decks +13% synergy
Misty Rainforest
25% of 4 decks +13% synergy
Path of Ancestry
25% of 4 decks +5% synergy