Royal Assassin + Frozen Aether + Intruder Alarm
Royal Assassin
Frozen Aether
Intruder Alarm
Requires
Royal Assassin must be on the battlefield.
Frozen Aether must be on the battlefield.
Intruder Alarm must be on the battlefield.
Royal Assassin does not have summoning sickness.
Steps
- Whenever a creature enters the battlefield under an opponent's control, it enters tapped due to Frozen Aether and triggers Intruder Alarm.
- Holding priority, activate Royal Assassin by tapping it, destroying the creature.
- Resolve the Intruder Alarm trigger, untapping all creatures.
- Repeat.
Results
Destroy all creatures that enter the battlefield under an opponent's control.
Top Commanders (7)
Tetsuo Umezawa
0.85% of 118 decks
1 decks
Merieke Ri Berit
0.06% of 1658 decks
1 decks
Oona, Queen of the Fae
0.05% of 2090 decks
1 decks
Ramses, Assassin Lord
0.05% of 2216 decks
1 decks
Archelos, Lagoon Mystic
0.03% of 3344 decks
1 decks
Anowon, the Ruin Thief
0.01% of 7106 decks
1 decks
Wilhelt, the Rotcleaver
0.01% of 18330 decks
1 decks
Creatures (50)
Dong Zhou, the Tyrant
100% of 1 decks
+100% synergy
Rimescale Dragon
100% of 1 decks
+100% synergy
The Ever-Changing 'Dane
100% of 1 decks
+100% synergy
Sharkey, Tyrant of the Shire
100% of 1 decks
+100% synergy
Prince of Thralls
100% of 1 decks
+100% synergy
Argothian Elder
100% of 1 decks
+100% synergy
Strict Proctor
100% of 1 decks
+100% synergy
Voyaging Satyr
100% of 1 decks
+100% synergy
Adarkar Valkyrie
100% of 1 decks
+100% synergy
Magus of the Candelabra
100% of 1 decks
+100% synergy
Maraleaf Pixie
100% of 1 decks
+100% synergy
Unsettled Mariner
100% of 1 decks
+100% synergy
Thrasios, Triton Hero
100% of 1 decks
+99% synergy
Lobelia Sackville-Baggins
100% of 1 decks
+99% synergy
Arixmethes, Slumbering Isle
100% of 1 decks
+99% synergy
Eidolon of Rhetoric
100% of 1 decks
+99% synergy
Murkfiend Liege
100% of 1 decks
+99% synergy
Kiora's Follower
100% of 1 decks
+99% synergy
Urabrask the Hidden
100% of 1 decks
+99% synergy
Fauna Shaman
100% of 1 decks
+99% synergy
Saryth, the Viper's Fang
100% of 1 decks
+98% synergy
Drannith Magistrate
100% of 1 decks
+97% synergy
Arbor Elf
100% of 1 decks
+96% synergy
Bloom Tender
100% of 1 decks
+96% synergy
Seedborn Muse
100% of 1 decks
+96% synergy
Fyndhorn Elves
100% of 1 decks
+93% synergy
Elvish Mystic
100% of 1 decks
+91% synergy
Esper Sentinel
100% of 1 decks
+90% synergy
Blightbelly Rat
33% of 3 decks
+32% synergy
Tideforce Elemental
29% of 7 decks
+28% synergy
Fatestitcher
29% of 7 decks
+28% synergy
Oona's Blackguard
29% of 7 decks
+28% synergy
Kelpie Guide
29% of 7 decks
+28% synergy
Arcanis the Omnipotent
29% of 7 decks
+28% synergy
Gravecrawler
29% of 7 decks
+27% synergy
Gonti, Lord of Luxury
29% of 7 decks
+27% synergy
Notion Thief
29% of 7 decks
+26% synergy
Changeling Outcast
29% of 7 decks
+26% synergy
Gixian Skullflayer
25% of 4 decks
+25% synergy
Termination Facilitator
25% of 4 decks
+25% synergy
Callidus Assassin
20% of 5 decks
+20% synergy
Tiller Engine
20% of 5 decks
+19% synergy
Midnight Assassin
17% of 6 decks
+17% synergy
Aven Heartstabber
17% of 6 decks
+17% synergy
Guildsworn Prowler
17% of 6 decks
+16% synergy
Timin, Youthful Geist
17% of 6 decks
+16% synergy
Dreamshackle Geist
17% of 6 decks
+16% synergy
Illithid Harvester
17% of 6 decks
+16% synergy
Ravenloft Adventurer
17% of 6 decks
+16% synergy
Undercover Operative
17% of 6 decks
+16% synergy
Instants (50)
Backlash
100% of 1 decks
+100% synergy
Delirium
100% of 1 decks
+100% synergy
Stern Scolding
100% of 1 decks
+99% synergy
Borne Upon a Wind
100% of 1 decks
+98% synergy
Void Rend
100% of 1 decks
+98% synergy
Return to Dust
100% of 1 decks
+98% synergy
Mortify
100% of 1 decks
+97% synergy
Despark
100% of 1 decks
+96% synergy
Deflecting Swat
100% of 1 decks
+92% synergy
Counterspell
43% of 7 decks
+22% synergy
Prologue to Phyresis
33% of 3 decks
+32% synergy
Vraska's Fall
33% of 3 decks
+32% synergy
Experimental Augury
33% of 3 decks
+32% synergy
Murder
29% of 7 decks
+27% synergy
Deadly Rollick
29% of 7 decks
+23% synergy
Mana Drain
29% of 7 decks
+21% synergy
Vampiric Tutor
29% of 7 decks
+19% synergy
Negate
29% of 7 decks
+17% synergy
Telekinesis
14% of 7 decks
+14% synergy
Send to Sleep
14% of 7 decks
+14% synergy
Contagion
14% of 7 decks
+14% synergy
Tyrant's Scorn
14% of 7 decks
+14% synergy
Undermine
14% of 7 decks
+14% synergy
Eliminate
14% of 7 decks
+14% synergy
Vendetta
14% of 7 decks
+14% synergy
Silumgar's Command
14% of 7 decks
+14% synergy
Gigadrowse
14% of 7 decks
+14% synergy
Twiddle
14% of 7 decks
+14% synergy
Soul Manipulation
14% of 7 decks
+14% synergy
Icy Blast
14% of 7 decks
+14% synergy
Cast Down
14% of 7 decks
+14% synergy
Erebos's Intervention
14% of 7 decks
+14% synergy
Turnabout
14% of 7 decks
+14% synergy
Unsummon
14% of 7 decks
+14% synergy
Didn't Say Please
14% of 7 decks
+14% synergy
Memory Lapse
14% of 7 decks
+14% synergy
Countersquall
14% of 7 decks
+14% synergy
Cryptic Command
14% of 7 decks
+13% synergy
Tainted Strike
14% of 7 decks
+13% synergy
Hero's Downfall
14% of 7 decks
+13% synergy
Dismember
14% of 7 decks
+13% synergy
Blue Sun's Zenith
14% of 7 decks
+13% synergy
Drown in the Loch
14% of 7 decks
+12% synergy
Aetherize
14% of 7 decks
+12% synergy
Mental Misstep
14% of 7 decks
+11% synergy
Entomb
14% of 7 decks
+11% synergy
Pact of Negation
14% of 7 decks
+10% synergy
Fact or Fiction
14% of 7 decks
+10% synergy
Opt
14% of 7 decks
+10% synergy
Village Rites
14% of 7 decks
+9% synergy
Sorceries (33)
Deadshot
100% of 1 decks
+100% synergy
Brilliant Ultimatum
100% of 1 decks
+100% synergy
Slash the Ranks
100% of 1 decks
+99% synergy
Villainous Wealth
100% of 1 decks
+99% synergy
Ringsight
100% of 1 decks
+98% synergy
Damn
100% of 1 decks
+96% synergy
Annihilating Glare
33% of 3 decks
+33% synergy
Drown in Ichor
33% of 3 decks
+32% synergy
Infectious Inquiry
33% of 3 decks
+32% synergy
Sleep
29% of 7 decks
+28% synergy
Crippling Fear
29% of 7 decks
+27% synergy
Profane Tutor
29% of 7 decks
+27% synergy
Rite of Replication
29% of 7 decks
+27% synergy
Diabolic Tutor
29% of 7 decks
+25% synergy
Damnation
29% of 7 decks
+24% synergy
Demonic Tutor
29% of 7 decks
+16% synergy
Impede Momentum
17% of 6 decks
+17% synergy
Infinite Obliteration
14% of 7 decks
+14% synergy
Psychic Intrusion
14% of 7 decks
+14% synergy
Consuming Vapors
14% of 7 decks
+14% synergy
Death Cloud
14% of 7 decks
+14% synergy
Borrowing 100,000 Arrows
14% of 7 decks
+14% synergy
Wash Out
14% of 7 decks
+14% synergy
Bone Splinters
14% of 7 decks
+14% synergy
Bribery
14% of 7 decks
+14% synergy
Beseech the Queen
14% of 7 decks
+14% synergy
Yawgmoth's Will
14% of 7 decks
+14% synergy
Bubbling Muck
14% of 7 decks
+14% synergy
Bone Shards
14% of 7 decks
+13% synergy
Buried Alive
14% of 7 decks
+12% synergy
Exsanguinate
14% of 7 decks
+12% synergy
Torment of Hailfire
14% of 7 decks
+11% synergy
Windfall
14% of 7 decks
+7% synergy
Utility Artifacts (48)
Thornbite Staff
29% of 7 decks
+28% synergy
Vorpal Sword
29% of 7 decks
+28% synergy
Teferi's Puzzle Box
29% of 7 decks
+27% synergy
Lithoform Engine
29% of 7 decks
+27% synergy
Thousand-Year Elixir
29% of 7 decks
+26% synergy
Altar of Dementia
29% of 7 decks
+26% synergy
Lightning Greaves
29% of 7 decks
+3% synergy
Swiftfoot Boots
29% of 7 decks
+0% synergy
Unlicensed Hearse
17% of 6 decks
+16% synergy
Amber Prison
14% of 7 decks
+14% synergy
Kill Switch
14% of 7 decks
+14% synergy
Sands of Time
14% of 7 decks
+14% synergy
Mindlock Orb
14% of 7 decks
+14% synergy
Aeon Engine
14% of 7 decks
+14% synergy
Orb of Dreams
14% of 7 decks
+14% synergy
Icy Manipulator
14% of 7 decks
+14% synergy
Puppet Strings
14% of 7 decks
+14% synergy
Glaring Spotlight
14% of 7 decks
+14% synergy
Animation Module
14% of 7 decks
+14% synergy
Heartstone
14% of 7 decks
+14% synergy
Blasting Station
14% of 7 decks
+14% synergy
Umezawa's Jitte
14% of 7 decks
+14% synergy
Magewright's Stone
14% of 7 decks
+14% synergy
Obelisk of Urd
14% of 7 decks
+14% synergy
God-Pharaoh's Statue
14% of 7 decks
+14% synergy
Mirrorworks
14% of 7 decks
+13% synergy
Quietus Spike
14% of 7 decks
+13% synergy
Mycosynth Lattice
14% of 7 decks
+13% synergy
Amulet of Vigor
14% of 7 decks
+13% synergy
Mind's Eye
14% of 7 decks
+13% synergy
Tormod's Crypt
14% of 7 decks
+13% synergy
Illusionist's Bracers
14% of 7 decks
+13% synergy
Altar of the Brood
14% of 7 decks
+13% synergy
Mesmeric Orb
14% of 7 decks
+13% synergy
Blade of Selves
14% of 7 decks
+13% synergy
Mindcrank
14% of 7 decks
+13% synergy
Staff of Domination
14% of 7 decks
+12% synergy
Rings of Brighthearth
14% of 7 decks
+12% synergy
Jet Medallion
14% of 7 decks
+12% synergy
Coat of Arms
14% of 7 decks
+12% synergy
Crucible of Worlds
14% of 7 decks
+12% synergy
Unwinding Clock
14% of 7 decks
+11% synergy
Strionic Resonator
14% of 7 decks
+11% synergy
Whispersilk Cloak
14% of 7 decks
+10% synergy
Phyrexian Altar
14% of 7 decks
+10% synergy
Sensei's Divining Top
14% of 7 decks
+8% synergy
Ashnod's Altar
14% of 7 decks
+6% synergy
Skullclamp
14% of 7 decks
+2% synergy
Enchantments (49)
Market Festival
100% of 1 decks
+100% synergy
Dawn's Reflection
100% of 1 decks
+100% synergy
Reprobation
100% of 1 decks
+100% synergy
Quest for Renewal
100% of 1 decks
+99% synergy
Concordant Crossroads
100% of 1 decks
+99% synergy
Cryptolith Rite
100% of 1 decks
+98% synergy
Fertile Ground
100% of 1 decks
+98% synergy
Sphere of Safety
100% of 1 decks
+98% synergy
Utopia Sprawl
100% of 1 decks
+97% synergy
Wild Growth
100% of 1 decks
+95% synergy
Ghostly Prison
100% of 1 decks
+94% synergy
Pemmin's Aura
43% of 7 decks
+42% synergy
Necrogen Communion
33% of 3 decks
+33% synergy
Blanket of Night
29% of 7 decks
+29% synergy
Retreat to Coralhelm
29% of 7 decks
+27% synergy
Training Grounds
29% of 7 decks
+27% synergy
Weakstone's Subjugation
20% of 5 decks
+20% synergy
Tamiyo's Compleation
17% of 6 decks
+17% synergy
Witness Protection
17% of 6 decks
+16% synergy
Apathy
14% of 7 decks
+14% synergy
Second Wind
14% of 7 decks
+14% synergy
Ensoul Artifact
14% of 7 decks
+14% synergy
Faces of the Past
14% of 7 decks
+14% synergy
Quiet Contemplation
14% of 7 decks
+14% synergy
Mortuary
14% of 7 decks
+14% synergy
Scuttletide
14% of 7 decks
+14% synergy
Dire Undercurrents
14% of 7 decks
+14% synergy
Mind Over Matter
14% of 7 decks
+14% synergy
Contamination
14% of 7 decks
+14% synergy
Diplomatic Immunity
14% of 7 decks
+14% synergy
Kasmina's Transmutation
14% of 7 decks
+14% synergy
Opposition
14% of 7 decks
+14% synergy
Leyline of the Void
14% of 7 decks
+14% synergy
Frogify
14% of 7 decks
+14% synergy
Verity Circle
14% of 7 decks
+14% synergy
Back to Basics
14% of 7 decks
+14% synergy
Grave Betrayal
14% of 7 decks
+14% synergy
Oubliette
14% of 7 decks
+14% synergy
Underworld Connections
14% of 7 decks
+14% synergy
Favorable Winds
14% of 7 decks
+14% synergy
Painful Quandary
14% of 7 decks
+13% synergy
Rooftop Storm
14% of 7 decks
+13% synergy
Freed from the Real
14% of 7 decks
+13% synergy
Necromancy
14% of 7 decks
+13% synergy
Grave Pact
14% of 7 decks
+12% synergy
Exquisite Blood
14% of 7 decks
+12% synergy
Sanguine Bond
14% of 7 decks
+11% synergy
Propaganda
14% of 7 decks
+9% synergy
Phyrexian Arena
14% of 7 decks
+7% synergy
Planeswalkers (13)
Dovin, Hand of Control
100% of 1 decks
+100% synergy
Dack Fayden
100% of 1 decks
+100% synergy
Ral Zarek
100% of 1 decks
+100% synergy
Teferi, Who Slows the Sunset
100% of 1 decks
+99% synergy
Tyvar, Jubilant Brawler
100% of 1 decks
+99% synergy
Vraska, Scheming Gorgon
14% of 7 decks
+14% synergy
Kasmina, Enigmatic Mentor
14% of 7 decks
+14% synergy
Tamiyo, the Moon Sage
14% of 7 decks
+14% synergy
Liliana of the Dark Realms
14% of 7 decks
+14% synergy
Tezzeret the Seeker
14% of 7 decks
+13% synergy
Karn, the Great Creator
14% of 7 decks
+13% synergy
Ugin, the Spirit Dragon
14% of 7 decks
+13% synergy
Narset, Parter of Veils
14% of 7 decks
+11% synergy
Utility Lands (19)
Hissing Quagmire
100% of 1 decks
+100% synergy
Bojuka Bog
57% of 7 decks
+41% synergy
Urborg, Tomb of Yawgmoth
43% of 7 decks
+32% synergy
Academy Ruins
29% of 7 decks
+26% synergy
Rogue's Passage
29% of 7 decks
+10% synergy
Takenuma, Abandoned Mire
17% of 6 decks
+11% synergy
Everglades
14% of 7 decks
+14% synergy
Skyline Cascade
14% of 7 decks
+14% synergy
Lake of the Dead
14% of 7 decks
+14% synergy
Detection Tower
14% of 7 decks
+14% synergy
Vesuva
14% of 7 decks
+13% synergy
Lotus Field
14% of 7 decks
+13% synergy
Arcane Lighthouse
14% of 7 decks
+13% synergy
Access Tunnel
14% of 7 decks
+12% synergy
Emergence Zone
14% of 7 decks
+12% synergy
Maze of Ith
14% of 7 decks
+12% synergy
Strip Mine
14% of 7 decks
+11% synergy
High Market
14% of 7 decks
+11% synergy
Reliquary Tower
14% of 7 decks
-14% synergy
Mana Artifacts (23)
Golgari Signet
100% of 1 decks
+97% synergy
Simic Signet
100% of 1 decks
+97% synergy
Azorius Signet
100% of 1 decks
+94% synergy
Sol Ring
86% of 7 decks
+1% synergy
Arcane Signet
71% of 7 decks
+1% synergy
Commander's Sphere
43% of 7 decks
+26% synergy
Thran Dynamo
29% of 7 decks
+24% synergy
Dimir Signet
29% of 7 decks
+21% synergy
Relic of Legends
20% of 5 decks
+17% synergy
Patriar's Seal
17% of 6 decks
+14% synergy
Dimir Locket
14% of 7 decks
+14% synergy
Dimir Keyrune
14% of 7 decks
+14% synergy
Lotus Bloom
14% of 7 decks
+14% synergy
Paradise Mantle
14% of 7 decks
+14% synergy
Strixhaven Stadium
14% of 7 decks
+14% synergy
Nyx Lotus
14% of 7 decks
+13% synergy
Basalt Monolith
14% of 7 decks
+11% synergy
Gilded Lotus
14% of 7 decks
+11% synergy
Mox Amber
14% of 7 decks
+10% synergy
Everflowing Chalice
14% of 7 decks
+9% synergy
Chromatic Lantern
14% of 7 decks
+5% synergy
Mind Stone
14% of 7 decks
-4% synergy
Fellwar Stone
14% of 7 decks
-7% synergy
Lands (50)
Sulfurous Mire
100% of 1 decks
+99% synergy
Volatile Fjord
100% of 1 decks
+99% synergy
Simic Guildgate
100% of 1 decks
+98% synergy
Tranquil Cove
100% of 1 decks
+98% synergy
Thornwood Falls
100% of 1 decks
+98% synergy
Haunted Mire
100% of 1 decks
+98% synergy
Jungle Hollow
100% of 1 decks
+98% synergy
Tangled Islet
100% of 1 decks
+98% synergy
Scoured Barrens
100% of 1 decks
+98% synergy
Opulent Palace
100% of 1 decks
+97% synergy
Badlands
100% of 1 decks
+97% synergy
Volcanic Island
100% of 1 decks
+97% synergy
Azorius Chancery
100% of 1 decks
+97% synergy
Arcane Sanctum
100% of 1 decks
+97% synergy
Orzhov Basilica
100% of 1 decks
+96% synergy
Zagoth Triome
100% of 1 decks
+96% synergy
Xander's Lounge
100% of 1 decks
+96% synergy
Golgari Rot Farm
100% of 1 decks
+96% synergy
Raffine's Tower
100% of 1 decks
+96% synergy
Simic Growth Chamber
100% of 1 decks
+96% synergy
Glacial Fortress
100% of 1 decks
+95% synergy
Sulfur Falls
100% of 1 decks
+94% synergy
Dragonskull Summit
100% of 1 decks
+93% synergy
Blood Crypt
100% of 1 decks
+91% synergy
Steam Vents
100% of 1 decks
+91% synergy
Dimir Aqueduct
71% of 7 decks
+67% synergy
Terramorphic Expanse
57% of 7 decks
+41% synergy
Evolving Wilds
57% of 7 decks
+35% synergy
Command Tower
57% of 7 decks
-16% synergy
Sunken Hollow
43% of 7 decks
+34% synergy
Jwar Isle Refuge
29% of 7 decks
+28% synergy
Dismal Backwater
29% of 7 decks
+27% synergy
Tainted Isle
29% of 7 decks
+26% synergy
Darkwater Catacombs
29% of 7 decks
+25% synergy
Temple of Deceit
29% of 7 decks
+24% synergy
Underground River
29% of 7 decks
+24% synergy
Watery Grave
29% of 7 decks
+18% synergy
Contaminated Aquifer
20% of 5 decks
+19% synergy
Waterfront District
17% of 6 decks
+16% synergy
Submerged Boneyard
14% of 7 decks
+14% synergy
Vivid Marsh
14% of 7 decks
+14% synergy
Holdout Settlement
14% of 7 decks
+14% synergy
Esper Panorama
14% of 7 decks
+14% synergy
Survivors' Encampment
14% of 7 decks
+14% synergy
Vivid Creek
14% of 7 decks
+14% synergy
Ice Tunnel
14% of 7 decks
+13% synergy
Sunken Ruins
14% of 7 decks
+13% synergy
Clearwater Pathway
14% of 7 decks
+11% synergy
Underground Sea
14% of 7 decks
+11% synergy
Choked Estuary
14% of 7 decks
+10% synergy