Royal Assassin + Orb of Dreams + Thornbite Staff

Royal Assassin
Orb of Dreams
Thornbite Staff

Requires
Royal Assassin must be on the battlefield. Orb of Dreams must be on the battlefield. Thornbite Staff must be on the battlefield. Royal Assassin does not have summoning sickness. Thornbite Staff attached to Royal Assassin.
Steps
  1. Whenever a creature enters the battlefield under an opponent's control, it enters tapped due to Orb of Dreams.
  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.

Chevill, Bane of Monsters
0.23% of 1319 decks 3 decks
Archelos, Lagoon Mystic
0.06% of 3406 decks 2 decks
King Macar, the Gold-Cursed
0.11% of 891 decks 1 decks
The Beamtown Bullies
0.02% of 4986 decks 1 decks
New Cards
Enduring Vitality
100% of 1 decks +80% synergy
High Synergy Cards
Saryth, the Viper's Fang
83% of 6 decks +80% synergy
Boseiju, Who Endures
80% of 5 decks +60% synergy
Arcane Lighthouse
57% of 7 decks +56% synergy
Heroic Intervention
83% of 6 decks +54% synergy
Worldly Tutor
67% of 6 decks +53% synergy
Beast Within
67% of 6 decks +28% synergy
Cultivate
67% of 6 decks +21% synergy
Creatures
Rummaging Goblin
100% of 1 decks +100% synergy
Dragon Mage
100% of 1 decks +99% synergy
Goblin Welder
100% of 1 decks +97% synergy
Goblin Engineer
100% of 1 decks +97% synergy
Arbiter of the Ideal
50% of 2 decks +50% synergy
Tideforce Elemental
50% of 2 decks +50% synergy
Disciple of Deceit
50% of 2 decks +50% synergy
Fallowsage
50% of 2 decks +50% synergy
Termination Facilitator
50% of 6 decks +50% synergy
Fatespinner
50% of 2 decks +49% synergy
Fatestitcher
50% of 2 decks +49% synergy
Tidal Barracuda
50% of 2 decks +49% synergy
Bedrock Tortoise
50% of 2 decks +49% synergy
Kelpie Guide
50% of 2 decks +49% synergy
Charix, the Raging Isle
50% of 2 decks +49% synergy
Fynn, the Fangbearer
50% of 6 decks +49% synergy
The Pride of Hull Clade
50% of 2 decks +48% synergy
Fecund Greenshell
50% of 2 decks +47% synergy
Arixmethes, Slumbering Isle
50% of 2 decks +47% synergy
Murkfiend Liege
50% of 2 decks +46% synergy
Koma, Cosmos Serpent
50% of 2 decks +45% synergy
Kiora's Follower
50% of 2 decks +44% synergy
Aesi, Tyrant of Gyre Strait
50% of 2 decks +44% synergy
Bounty Hunter
43% of 7 decks +43% synergy
Hooded Blightfang
43% of 7 decks +42% synergy
Avatar of Woe
43% of 7 decks +42% synergy
Glissa Sunslayer
40% of 5 decks +34% synergy
Jaspera Sentinel
33% of 6 decks +33% synergy
Glissa, the Traitor
33% of 6 decks +33% synergy
Ulvenwald Tracker
33% of 6 decks +32% synergy
Leyline Prowler
33% of 6 decks +31% synergy
Acidic Slime
33% of 6 decks +29% synergy
Poison-Tip Archer
33% of 6 decks +28% synergy
Seedborn Muse
33% of 6 decks +25% synergy
Pain Seer
29% of 7 decks +28% synergy
Visara the Dreadful
29% of 7 decks +28% synergy
King Macar, the Gold-Cursed
29% of 7 decks +28% synergy
Vampire Nighthawk
29% of 7 decks +27% synergy
Nighthawk Scavenger
29% of 7 decks +26% synergy
Morbid Opportunist
29% of 7 decks +23% synergy
Mirkwood Bats
25% of 4 decks +13% synergy
Citanul Stalwart
20% of 5 decks +20% synergy
Kappa Tech-Wrecker
20% of 5 decks +20% synergy
Deathbloom Gardener
20% of 5 decks +19% synergy
Ancient Lumberknot
20% of 5 decks +19% synergy
Fang of Shigeki
20% of 5 decks +19% synergy
Archpriest of Shadows
20% of 5 decks +18% synergy
Lurking Roper
17% of 6 decks +17% synergy
Oak Street Innkeeper
17% of 6 decks +17% synergy
Catapult Fodder
17% of 6 decks +17% synergy
Instants
Ancient Grudge
100% of 1 decks +99% synergy
Tibalt's Trickery
100% of 1 decks +94% synergy
Waterlogged Teachings
100% of 2 decks +94% synergy
Archdruid's Charm
100% of 2 decks +93% synergy
Thrill of Possibility
100% of 1 decks +90% synergy
Revitalizing Repast
100% of 2 decks +88% synergy
Sink into Stupor
100% of 2 decks +87% synergy
Deflecting Swat
100% of 1 decks +84% synergy
Chaos Warp
100% of 1 decks +68% synergy
Sunder
50% of 2 decks +50% synergy
Tale's End
50% of 2 decks +49% synergy
Jwari Disruption
50% of 2 decks +49% synergy
Cryptic Command
50% of 2 decks +48% synergy
Unwind
50% of 2 decks +47% synergy
Sultai Charm
50% of 2 decks +45% synergy
Aetherize
50% of 2 decks +44% synergy
Rapid Hybridization
50% of 2 decks +41% synergy
Fell the Profane
50% of 2 decks +38% synergy
Mystical Tutor
50% of 2 decks +35% synergy
Fierce Guardianship
50% of 2 decks +32% synergy
Brainstorm
50% of 2 decks +29% synergy
Growth Spiral
50% of 2 decks +28% synergy
Assassin's Trophy
50% of 6 decks +20% synergy
Counterspell
50% of 2 decks +7% synergy
Master's Rebuke
40% of 5 decks +39% synergy
Bite Down
40% of 5 decks +39% synergy
Rushed Rebirth
33% of 6 decks +32% synergy
Abrupt Decay
33% of 6 decks +23% synergy
Sudden Spoiling
29% of 7 decks +27% synergy
Vampiric Tutor
29% of 7 decks +10% synergy
Cosmic Hunger
25% of 4 decks +24% synergy
Prizefight
20% of 5 decks +19% synergy
Infectious Bite
20% of 5 decks +18% synergy
Tear Asunder
20% of 5 decks +14% synergy
Grim Contest
17% of 6 decks +17% synergy
Tangle
17% of 6 decks +16% synergy
Infuse with Vitality
17% of 6 decks +16% synergy
Khalni Ambush
17% of 6 decks +14% synergy
Mortality Spear
17% of 6 decks +14% synergy
Ram Through
17% of 6 decks +13% synergy
Noxious Revival
17% of 6 decks +11% synergy
Golgari Charm
17% of 6 decks +11% synergy
Veil of Summer
17% of 6 decks +11% synergy
Return to Nature
17% of 6 decks +10% synergy
Putrefy
17% of 6 decks +1% synergy
Force of Despair
14% of 7 decks +13% synergy
Hero's Downfall
14% of 7 decks +12% synergy
Hagra Mauling
14% of 7 decks +12% synergy
Snuff Out
14% of 7 decks +12% synergy
Baleful Mastery
14% of 7 decks +11% synergy
Sorceries
Borrowing 100,000 Arrows
100% of 2 decks +99% synergy
Cathartic Reunion
100% of 1 decks +96% synergy
Faithless Looting
100% of 1 decks +83% synergy
Blasphemous Act
100% of 1 decks +66% synergy
Flood of Tears
50% of 2 decks +49% synergy
Emergent Ultimatum
50% of 2 decks +47% synergy
Preordain
50% of 2 decks +39% synergy
Ponder
50% of 2 decks +37% synergy
Windfall
50% of 2 decks +37% synergy
Demonic Tutor
43% of 7 decks +21% synergy
Rabid Bite
33% of 6 decks +33% synergy
Casualties of War
33% of 6 decks +29% synergy
Bala Ged Recovery
33% of 6 decks +24% synergy
Three Visits
33% of 6 decks +9% synergy
Farseek
33% of 6 decks -1% synergy
Night's Whisper
29% of 7 decks +20% synergy
Dig Up
20% of 5 decks +17% synergy
Devouring Tendrils
17% of 6 decks +17% synergy
Spoils of Victory
17% of 6 decks +16% synergy
Driven // Despair
17% of 6 decks +16% synergy
Witherbloom Command
17% of 6 decks +16% synergy
Far Wanderings
17% of 6 decks +16% synergy
Sylvan Tutor
17% of 6 decks +16% synergy
Find // Finality
17% of 6 decks +15% synergy
Maelstrom Pulse
17% of 6 decks +15% synergy
Triumph of the Hordes
17% of 6 decks +13% synergy
Green Sun's Zenith
17% of 6 decks +11% synergy
Finale of Devastation
17% of 6 decks +8% synergy
Explore
17% of 6 decks +8% synergy
Kodama's Reach
17% of 6 decks -15% synergy
Rampant Growth
17% of 6 decks -18% synergy
Extinction
14% of 7 decks +14% synergy
Curse of the Cabal
14% of 7 decks +14% synergy
Diabolic Revelation
14% of 7 decks +14% synergy
Unmarked Grave
14% of 7 decks +12% synergy
Rise of the Dark Realms
14% of 7 decks +11% synergy
Grim Tutor
14% of 7 decks +10% synergy
Buried Alive
14% of 7 decks +9% synergy
Exsanguinate
14% of 7 decks +9% synergy
Imperial Seal
14% of 7 decks +9% synergy
Reanimate
14% of 7 decks -1% synergy
Toxic Deluge
14% of 7 decks -3% synergy
Feed the Swarm
14% of 7 decks -4% synergy
Utility Artifacts
Hylda's Crown of Winter
67% of 3 decks +66% synergy
Viridian Longbow
43% of 7 decks +42% synergy
Swiftfoot Boots
43% of 7 decks +15% synergy
The Millennium Calendar
33% of 3 decks +33% synergy
Wolfhunter's Quiver
29% of 7 decks +29% synergy
Sword of the Paruns
29% of 7 decks +28% synergy
Amulet of Vigor
29% of 7 decks +28% synergy
Staff of Domination
29% of 7 decks +27% synergy
Basilisk Collar
29% of 7 decks +25% synergy
Lightning Greaves
29% of 7 decks +3% synergy
Boxing Ring
20% of 5 decks +20% synergy
Mukotai Soulripper
17% of 6 decks +17% synergy
Mighty Servant of Leuk-o
17% of 6 decks +16% synergy
Unlicensed Hearse
17% of 6 decks +16% synergy
Reckoner Bankbuster
17% of 6 decks +16% synergy
Ebony Horse
14% of 7 decks +14% synergy
No-Dachi
14% of 7 decks +14% synergy
Silverskin Armor
14% of 7 decks +14% synergy
Sorcerer's Wand
14% of 7 decks +14% synergy
Bladed Pinions
14% of 7 decks +14% synergy
Pathway Arrows
14% of 7 decks +14% synergy
Surestrike Trident
14% of 7 decks +14% synergy
Orbs of Warding
14% of 7 decks +14% synergy
Fleetwheel Cruiser
14% of 7 decks +14% synergy
Mana Web
14% of 7 decks +14% synergy
Puppet Strings
14% of 7 decks +14% synergy
Mobile Garrison
14% of 7 decks +14% synergy
Scytheclaw
14% of 7 decks +14% synergy
Glaring Spotlight
14% of 7 decks +14% synergy
Moonsilver Spear
14% of 7 decks +14% synergy
Liquimetal Coating
14% of 7 decks +14% synergy
Meekstone
14% of 7 decks +14% synergy
Torpor Orb
14% of 7 decks +14% synergy
Weatherlight
14% of 7 decks +14% synergy
Winter Orb
14% of 7 decks +14% synergy
Nim Deathmantle
14% of 7 decks +14% synergy
Quietus Spike
14% of 7 decks +14% synergy
Voltaic Key
14% of 7 decks +13% synergy
Spine of Ish Sah
14% of 7 decks +13% synergy
Umbral Mantle
14% of 7 decks +13% synergy
Defense Grid
14% of 7 decks +13% synergy
Throne of the God-Pharaoh
14% of 7 decks +13% synergy
Smuggler's Copter
14% of 7 decks +13% synergy
Clock of Omens
14% of 7 decks +13% synergy
Crawlspace
14% of 7 decks +13% synergy
Trading Post
14% of 7 decks +13% synergy
Sword of Vengeance
14% of 7 decks +13% synergy
Akroma's Memorial
14% of 7 decks +13% synergy
Vedalken Orrery
14% of 7 decks +13% synergy
Manifold Key
14% of 7 decks +13% synergy
Enchantments
Frozen Aether
100% of 2 decks +100% synergy
Pemmin's Aura
100% of 2 decks +99% synergy
Retreat to Coralhelm
100% of 2 decks +98% synergy
Aether Barrier
50% of 2 decks +50% synergy
Opposition
50% of 2 decks +49% synergy
Lost in the Maze
50% of 2 decks +49% synergy
Verity Circle
50% of 2 decks +49% synergy
Freed from the Real
50% of 2 decks +48% synergy
Leyline of Anticipation
50% of 2 decks +46% synergy
Spelunking
50% of 2 decks +45% synergy
Bonds of Mortality
33% of 6 decks +33% synergy
Root Maze
33% of 6 decks +33% synergy
Quest for Renewal
33% of 6 decks +32% synergy
Vernal Equinox
17% of 6 decks +17% synergy
Grim Feast
17% of 6 decks +17% synergy
Trudge Garden
17% of 6 decks +16% synergy
Assault Formation
17% of 6 decks +16% synergy
Primal Vigor
17% of 6 decks +14% synergy
Journey to Eternity
17% of 6 decks +13% synergy
Cryptolith Rite
17% of 6 decks +13% synergy
Wilderness Reclamation
17% of 6 decks +13% synergy
Deathreap Ritual
17% of 6 decks +12% synergy
Kenrith's Transformation
17% of 6 decks +10% synergy
Sylvan Library
17% of 6 decks +5% synergy
Koskun Falls
14% of 7 decks +14% synergy
Grave Betrayal
14% of 7 decks +13% synergy
Oubliette
14% of 7 decks +13% synergy
Greed
14% of 7 decks +12% synergy
Revel in Riches
14% of 7 decks +11% synergy
Phyrexian Reclamation
14% of 7 decks +11% synergy
Black Market
14% of 7 decks +10% synergy
Exquisite Blood
14% of 7 decks +9% synergy
Sanguine Bond
14% of 7 decks +9% synergy
Bastion of Remembrance
14% of 7 decks +8% synergy
Planeswalkers
Tyvar, Jubilant Brawler
20% of 5 decks +15% synergy
Vraska the Unseen
17% of 6 decks +15% synergy
Vivien, Champion of the Wilds
17% of 6 decks +15% synergy
Garruk, Cursed Huntsman
17% of 6 decks +14% synergy
Vraska, Golgari Queen
17% of 6 decks +14% synergy
Utility Lands
Echoing Deeps
50% of 2 decks +49% synergy
Tolaria West
50% of 2 decks +49% synergy
Restless Vinestalk
50% of 2 decks +47% synergy
Alchemist's Refuge
50% of 2 decks +43% synergy
Shifting Woodland
50% of 2 decks +41% synergy
Mystic Sanctuary
50% of 2 decks +38% synergy
Otawara, Soaring City
50% of 2 decks +33% synergy
Witch's Cottage
43% of 7 decks +39% synergy
Yavimaya, Cradle of Growth
43% of 7 decks +34% synergy
Urborg, Tomb of Yawgmoth
43% of 7 decks +33% synergy
Reliquary Tower
43% of 7 decks +13% synergy
Bojuka Bog
43% of 7 decks +13% synergy
Takenuma, Abandoned Mire
33% of 6 decks +23% synergy
Maze of Ith
29% of 7 decks +26% synergy
Castle Locthwain
29% of 7 decks +23% synergy
Temple of the False God
29% of 7 decks +19% synergy
Rogue's Passage
29% of 7 decks +9% synergy
Barad-dûr
25% of 4 decks +22% synergy
Gaea's Cradle
17% of 6 decks +11% synergy
Arena
14% of 7 decks +14% synergy
Detection Tower
14% of 7 decks +14% synergy
Lotus Field
14% of 7 decks +13% synergy
Field of Ruin
14% of 7 decks +12% synergy
Cabal Stronghold
14% of 7 decks +11% synergy
Buried Ruin
14% of 7 decks +9% synergy
Urza's Saga
14% of 7 decks +7% synergy
Cabal Coffers
14% of 7 decks +3% synergy
Mana Artifacts
Sol Ring
86% of 7 decks +1% synergy
Moonsnare Prototype
50% of 2 decks +50% synergy
Paradise Mantle
43% of 7 decks +42% synergy
Springleaf Drum
43% of 7 decks +41% synergy
Arcane Signet
43% of 7 decks -29% synergy
Mana Crypt
29% of 7 decks +20% synergy
Flywheel Racer
20% of 5 decks +20% synergy
Patriar's Seal
17% of 6 decks +15% synergy
Relic of Legends
17% of 6 decks +14% synergy
Talisman of Resilience
17% of 6 decks +5% synergy
Honor-Worn Shaku
14% of 7 decks +14% synergy
Extraplanar Lens
14% of 7 decks +13% synergy
Basalt Monolith
14% of 7 decks +12% synergy
Liquimetal Torque
14% of 7 decks +11% synergy
Commander's Sphere
14% of 7 decks -1% synergy
Lands
Scene of the Crime
100% of 2 decks +99% synergy
Tainted Peak
100% of 1 decks +90% synergy
Haunted Ridge
100% of 1 decks +84% synergy
Temple of Deceit
100% of 2 decks +84% synergy
Karplusan Forest
100% of 1 decks +83% synergy
Dimir Aqueduct
100% of 2 decks +83% synergy
Temple of Mystery
100% of 2 decks +83% synergy
Simic Growth Chamber
100% of 2 decks +80% synergy
Savage Lands
100% of 1 decks +77% synergy
Rootbound Crag
100% of 1 decks +76% synergy
Opulent Palace
100% of 2 decks +73% synergy
Zagoth Triome
100% of 2 decks +69% synergy
Dragonskull Summit
100% of 1 decks +69% synergy
Smoldering Marsh
100% of 1 decks +67% synergy
Cinder Glade
100% of 1 decks +62% synergy
Command Tower
86% of 7 decks +12% synergy
Llanowar Wastes
67% of 6 decks +41% synergy
Woodland Cemetery
67% of 6 decks +39% synergy
Deathcap Glade
60% of 5 decks +46% synergy
Soured Springs
50% of 2 decks +48% synergy
Festering Gulch
50% of 2 decks +47% synergy
Ice Tunnel
50% of 2 decks +47% synergy
Tanglepool Bridge
50% of 2 decks +47% synergy
Lush Oasis
50% of 2 decks +47% synergy
Contaminated Aquifer
50% of 2 decks +47% synergy
Urza's Cave
50% of 2 decks +46% synergy
Rimewood Falls
50% of 2 decks +45% synergy
Tangled Islet
50% of 2 decks +43% synergy
Foreboding Landscape
50% of 2 decks +37% synergy
Tainted Wood
50% of 6 decks +37% synergy
Undercity Sewers
50% of 2 decks +36% synergy
Hedge Maze
50% of 2 decks +36% synergy
Underground Mortuary
50% of 2 decks +34% synergy
Temple of Malady
50% of 6 decks +34% synergy
Golgari Rot Farm
50% of 6 decks +32% synergy
Undergrowth Stadium
50% of 6 decks +24% synergy
Watery Grave
50% of 2 decks +9% synergy
Holdout Settlement
43% of 7 decks +42% synergy
Survivors' Encampment
43% of 7 decks +42% synergy
Darkbore Pathway
33% of 6 decks +25% synergy
Twilight Mire
33% of 6 decks +23% synergy
Bayou
33% of 6 decks +20% synergy
Overgrown Tomb
33% of 6 decks -9% synergy
Verdant Catacombs
29% of 7 decks +17% synergy
Haunted Mire
20% of 5 decks +12% synergy
Woodland Chasm
17% of 6 decks +12% synergy
Nurturing Peatland
17% of 6 decks +11% synergy
Golgari Guildgate
17% of 6 decks +10% synergy
Jungle Hollow
17% of 6 decks +8% synergy
Polluted Delta
14% of 7 decks +3% synergy