Hylda of the Icy Crown
Intruder Alarm
Ashnod's Altar
Court Street Denizen

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.
An opponent controls a creature. You have a way to cause a white creature to enter the battlefield under your control.

   Steps

How does this combo work?
1
Cause a white creature to enter the battlefield under your control.
2
Intruder Alarm and Court Street Denizen trigger.
3
Resolve the Intruder Alarm trigger, untapping all creatures.
4
Holding priority, activate Ashnod's Altar by sacrificing the white creature, adding .
5
Resolve the Court Street Denizen trigger, tapping an opponent's creature.
6
Hylda of the Icy Crown triggers, causing you to pay 1 to create a 4/4 Elemental creature token.
7
Repeat from step 2.
8
Once you have infinite mana, you may forego sacrificing the Elemental tokens.

   Results

What do I get from this combo?
Infinite colorless mana
Infinite creature tokens
Infinite death triggers
Infinite ETB
Infinite LTB
Infinite mana creatures you control can produce
Infinite sacrifice triggers
Infinite untap of all creatures
Hylda of the Icy Crown
4.3%inclusion501 decks11.6K decks
Derevi, Empyrial Tactician
0.0%inclusion2 decks10.5K decks
New Cards
Crashing Wave
10%inclusion3 decks29 decks
9%synergy
Bender's Waterskin
10%inclusion9 decks91 decks
8%synergy
Spirit Water Revival
8.8%inclusion3 decks34 decks
6%synergy
Planetarium of Wan Shi Tong
8.8%inclusion3 decks34 decks
8%synergy
Monk Gyatso
3.4%inclusion1 decks29 decks
2%synergy
High Synergy Cards
Hylda's Crown of Winter
96%inclusion485 decks503 decks
96%synergy
Opposition
96%inclusion485 decks503 decks
96%synergy
Verity Circle
91%inclusion458 decks503 decks
90%synergy
Sharae of Numbing Depths
83%inclusion419 decks503 decks
82%synergy
Blustersquall
83%inclusion415 decks503 decks
82%synergy
Citadel Siege
72%inclusion360 decks503 decks
71%synergy
Junk Winder
72%inclusion362 decks503 decks
70%synergy
Timin, Youthful Geist
67%inclusion339 decks503 decks
67%synergy
Borrowing 100,000 Arrows
67%inclusion338 decks503 decks
67%synergy
Dreamshackle Geist
67%inclusion336 decks503 decks
66%synergy
Top Cards
Swords to Plowshares
72%inclusion361 decks503 decks
10%synergy
Counterspell
71%inclusion358 decks503 decks
29%synergy
Solitary Sanctuary
67%inclusion335 decks503 decks
66%synergy
Cone of Cold
63%inclusion317 decks503 decks
62%synergy
Elvish Mariner
61%inclusion306 decks503 decks
60%synergy
Sleep
58%inclusion293 decks503 decks
58%synergy
Path to Exile
56%inclusion283 decks503 decks
9%synergy
Cryptic Command
56%inclusion281 decks503 decks
54%synergy
Plunge into Winter
54%inclusion273 decks503 decks
54%synergy
Topplegeist
54%inclusion270 decks503 decks
53%synergy
Game Changers
Smothering Tithe
36%inclusion183 decks503 decks
15%synergy
Grand Arbiter Augustin IV
36%inclusion181 decks503 decks
32%synergy
Rhystic Study
36%inclusion181 decks503 decks
11%synergy
Enlightened Tutor
27%inclusion135 decks503 decks
11%synergy
Cyclonic Rift
24%inclusion119 decks503 decks
0%synergy
Teferi's Protection
22%inclusion111 decks503 decks
5%synergy
Fierce Guardianship
19%inclusion97 decks503 decks
1%synergy
Mystical Tutor
18%inclusion93 decks503 decks
6%synergy
Ancient Tomb
7.2%inclusion36 decks503 decks
-2%synergy
Drannith Magistrate
5.2%inclusion26 decks503 decks
0%synergy
Creatures
Rhoda, Geist Avenger
53%inclusion268 decks503 decks
53%synergy
Gadwick, the Wizened
48%inclusion243 decks503 decks
48%synergy
Minister of Impediments
48%inclusion239 decks503 decks
47%synergy
Sunblast Angel
47%inclusion237 decks503 decks
46%synergy
Gideon's Lawkeeper
44%inclusion223 decks503 decks
44%synergy
Icewrought Sentry
44%inclusion219 decks503 decks
43%synergy
Giant Killer
38%inclusion192 decks503 decks
38%synergy
Willbreaker
38%inclusion190 decks503 decks
37%synergy
Githzerai Monk
36%inclusion180 decks503 decks
35%synergy
Hammers of Moradin
32%inclusion162 decks503 decks
32%synergy
Illithid Harvester
32%inclusion159 decks503 decks
31%synergy
Frost Titan
29%inclusion147 decks503 decks
29%synergy
Niblis of Frost
29%inclusion145 decks503 decks
28%synergy
Drumbellower
27%inclusion134 decks503 decks
25%synergy
Lossarnach Captain
25%inclusion127 decks503 decks
24%synergy
Goldmeadow Harrier
22%inclusion111 decks503 decks
22%synergy
Esper Sentinel
22%inclusion111 decks503 decks
3%synergy
Fatestitcher
21%inclusion104 decks503 decks
20%synergy
Tempest Caller
18%inclusion92 decks503 decks
18%synergy
Sunstrike Legionnaire
18%inclusion89 decks503 decks
18%synergy
Gideon's Avenger
17%inclusion88 decks503 decks
17%synergy
Ultimecia, Temporal Threat
17%inclusion29 decks168 decks
17%synergy
Gold Myr
17%inclusion83 decks503 decks
14%synergy
Silver Myr
16%inclusion82 decks503 decks
14%synergy
Queen of Ice
16%inclusion79 decks503 decks
16%synergy
Squall Drifter
15%inclusion77 decks503 decks
15%synergy
Niblis of the Urn
15%inclusion76 decks503 decks
15%synergy
Mondrak, Glory Dominus
14%inclusion70 decks503 decks
7%synergy
Kapsho Kitefins
13%inclusion66 decks503 decks
13%synergy
Azorius Guildmage
13%inclusion66 decks503 decks
13%synergy
Floodpits Drowner
13%inclusion43 decks343 decks
12%synergy
Tolarian Kraken
12%inclusion59 decks503 decks
11%synergy
Fear of Sleep Paralysis
12%inclusion40 decks343 decks
11%synergy
Elite Scaleguard
11%inclusion55 decks503 decks
11%synergy
Blinding Mage
10%inclusion50 decks503 decks
10%synergy
Ojer Taq, Deepest Foundation
10%inclusion50 decks503 decks
6%synergy
Grappling Kraken
10%inclusion31 decks315 decks
9%synergy
Ornithopter of Paradise
10%inclusion48 decks503 decks
5%synergy
Ballynock Trapper
8.7%inclusion44 decks503 decks
9%synergy
Witch Enchanter
8.7%inclusion35 decks401 decks
2%synergy
Icebreaker Kraken
8.5%inclusion43 decks503 decks
8%synergy
Sentinel of the Eternal Watch
8.2%inclusion41 decks503 decks
8%synergy
The Watcher in the Water
8.2%inclusion41 decks503 decks
8%synergy
Danny Pink
8.2%inclusion41 decks503 decks
7%synergy
Summon: Shiva
8.1%inclusion20 decks247 decks
7%synergy
Kelpie Guide
8.0%inclusion40 decks503 decks
7%synergy
Eligeth, Crossroads Augur
7.8%inclusion39 decks503 decks
8%synergy
Guardian of Tazeem
7.8%inclusion39 decks503 decks
8%synergy
Lulu, Stern Guardian
7.7%inclusion13 decks168 decks
6%synergy
Icingdeath, Frost Tyrant
7.6%inclusion38 decks503 decks
7%synergy
Instants
Icy Blast
48%inclusion243 decks503 decks
48%synergy
Dovin's Veto
42%inclusion212 decks503 decks
24%synergy
Downpour
39%inclusion197 decks503 decks
39%synergy
Generous Gift
37%inclusion188 decks503 decks
14%synergy
Feeling of Dread
35%inclusion175 decks503 decks
34%synergy
Urza's Rebuff
34%inclusion172 decks503 decks
34%synergy
You See a Guard Approach
34%inclusion170 decks503 decks
33%synergy
Succumb to the Cold
34%inclusion169 decks503 decks
33%synergy
Stroke of Midnight
33%inclusion167 decks503 decks
23%synergy
Hithlain Knots
29%inclusion147 decks503 decks
29%synergy
Negate
29%inclusion144 decks503 decks
7%synergy
Ice Out
25%inclusion124 decks503 decks
24%synergy
Ensnare
24%inclusion120 decks503 decks
24%synergy
An Offer You Can't Refuse
23%inclusion114 decks503 decks
-1%synergy
Arcane Denial
21%inclusion105 decks503 decks
1%synergy
Swan Song
18%inclusion90 decks503 decks
1%synergy
Turnabout
17%inclusion86 decks503 decks
16%synergy
Mana Drain
17%inclusion85 decks503 decks
2%synergy
Flawless Maneuver
16%inclusion82 decks503 decks
6%synergy
Niveous Wisps
16%inclusion78 decks503 decks
15%synergy
Dramatic Reversal
15%inclusion77 decks503 decks
11%synergy
Deluge
15%inclusion74 decks503 decks
15%synergy
Amazing Acrobatics
14%inclusion10 decks71 decks
13%synergy
Cloud's Limit Break
13%inclusion23 decks171 decks
13%synergy
Gigadrowse
13%inclusion67 decks503 decks
13%synergy
Mental Modulation
13%inclusion14 decks109 decks
13%synergy
Brainstorm
10%inclusion49 decks503 decks
-9%synergy
Pongify
10%inclusion48 decks503 decks
-2%synergy
No More Lies
7.8%inclusion37 decks475 decks
6%synergy
Pressure Point
7.8%inclusion39 decks503 decks
8%synergy
Permission Denied
7.6%inclusion38 decks503 decks
6%synergy
Gridlock
7.4%inclusion37 decks503 decks
7%synergy
Frost Breath
7.2%inclusion36 decks503 decks
7%synergy
Rapid Hybridization
7.2%inclusion36 decks503 decks
-2%synergy
Dawn's Truce
6.9%inclusion26 decks377 decks
0%synergy
Force of Will
6.8%inclusion34 decks503 decks
-3%synergy
Out Cold
6.2%inclusion31 decks500 decks
6%synergy
Expose Evil
6.2%inclusion31 decks503 decks
6%synergy
Narset's Reversal
6.2%inclusion31 decks503 decks
3%synergy
Clever Concealment
6.2%inclusion31 decks503 decks
2%synergy
Reality Shift
6.2%inclusion31 decks503 decks
-2%synergy
Akroma's Will
6.2%inclusion31 decks503 decks
-4%synergy
Disenchant
5.8%inclusion29 decks503 decks
3%synergy
Farsight Ritual
5.6%inclusion28 decks503 decks
5%synergy
Glimpse the Sun God
5.4%inclusion27 decks503 decks
5%synergy
Send to Sleep
5.2%inclusion26 decks503 decks
5%synergy
Sorceries
Split Up
53%inclusion184 decks349 decks
51%synergy
Theft of Dreams
42%inclusion211 decks503 decks
42%synergy
Don't Move
42%inclusion211 decks503 decks
41%synergy
Bond of Discipline
34%inclusion170 decks503 decks
33%synergy
Freeze in Place
33%inclusion165 decks503 decks
32%synergy
Supreme Verdict
28%inclusion142 decks503 decks
16%synergy
Hidden Strings
23%inclusion115 decks503 decks
22%synergy
Farewell
20%inclusion102 decks503 decks
7%synergy
Idyllic Tutor
17%inclusion85 decks503 decks
13%synergy
Approach of the Second Sun
16%inclusion81 decks503 decks
13%synergy
Suppression Ray
12%inclusion50 decks401 decks
11%synergy
Austere Command
12%inclusion59 decks503 decks
0%synergy
Time Wipe
7.8%inclusion39 decks503 decks
2%synergy
Runic Shot
6.4%inclusion32 decks503 decks
6%synergy
Preordain
6.4%inclusion32 decks503 decks
-3%synergy
Hands of Binding
6.2%inclusion31 decks503 decks
6%synergy
Regna's Sanction
6.2%inclusion31 decks503 decks
6%synergy
Ponder
6.2%inclusion31 decks503 decks
-6%synergy
Impede Momentum
5.4%inclusion27 decks503 decks
5%synergy
Utility Artifacts
Lightning Greaves
37%inclusion187 decks503 decks
12%synergy
Icy Manipulator
36%inclusion180 decks503 decks
36%synergy
Mjölnir, Storm Hammer
34%inclusion131 decks387 decks
33%synergy
Swiftfoot Boots
31%inclusion157 decks503 decks
4%synergy
Scepter of Dominance
28%inclusion143 decks503 decks
28%synergy
Icebind Pillar
22%inclusion110 decks503 decks
22%synergy
Isochron Scepter
17%inclusion83 decks503 decks
14%synergy
Phyrexian Altar
13%inclusion64 decks503 decks
9%synergy
Assassin Gauntlet
12%inclusion46 decks387 decks
11%synergy
Sapphire Medallion
11%inclusion54 decks503 decks
8%synergy
Archaeomancer's Map
11%inclusion54 decks503 decks
7%synergy
Wayfarer's Bauble
10%inclusion48 decks503 decks
2%synergy
Kefnet's Monument
9.3%inclusion47 decks503 decks
9%synergy
Pearl Medallion
7.2%inclusion36 decks503 decks
5%synergy
Greatsword of Tyr
6.4%inclusion32 decks503 decks
6%synergy
Unwinding Clock
6.4%inclusion32 decks503 decks
4%synergy
The One Ring
6.2%inclusion31 decks503 decks
-2%synergy
Angel's Trumpet
5.4%inclusion27 decks503 decks
5%synergy
Winter Orb
5.4%inclusion27 decks503 decks
5%synergy
Enchantments
Retreat to Coralhelm
42%inclusion213 decks503 decks
40%synergy
Scroll of Isildur
28%inclusion142 decks503 decks
28%synergy
Time of Ice
27%inclusion136 decks503 decks
27%synergy
Propaganda
25%inclusion127 decks503 decks
12%synergy
Lost in the Maze
23%inclusion107 decks468 decks
22%synergy
Ghostly Prison
22%inclusion113 decks503 decks
11%synergy
Bitter Chill
21%inclusion107 decks503 decks
21%synergy
Land Tax
21%inclusion107 decks503 decks
15%synergy
Mind Over Matter
18%inclusion89 decks503 decks
17%synergy
Mystic Remora
16%inclusion80 decks503 decks
-1%synergy
Intangible Virtue
15%inclusion73 decks503 decks
10%synergy
Blind Obedience
14%inclusion72 decks503 decks
8%synergy
Anointed Procession
14%inclusion72 decks503 decks
7%synergy
Curse of Chains
13%inclusion66 decks503 decks
13%synergy
Betrayal
13%inclusion65 decks503 decks
13%synergy
Unstoppable Plan
13%inclusion33 decks262 decks
10%synergy
Narcolepsy
12%inclusion60 decks503 decks
12%synergy
Authority of the Consuls
9.3%inclusion47 decks503 decks
3%synergy
Freed from the Real
9.1%inclusion46 decks503 decks
7%synergy
Tocasia's Welcome
8.3%inclusion42 decks503 decks
5%synergy
Palliation Accord
8.2%inclusion41 decks503 decks
8%synergy
Teferi's Ageless Insight
8.0%inclusion40 decks503 decks
3%synergy
On Thin Ice
7.0%inclusion35 decks503 decks
7%synergy
Marit Lage's Slumber
6.4%inclusion32 decks503 decks
6%synergy
Stasis
5.8%inclusion29 decks503 decks
5%synergy
Quiet Contemplation
5.6%inclusion28 decks503 decks
6%synergy
Dazzling Theater // Prop Room
5.3%inclusion18 decks341 decks
3%synergy
Caretaker's Talent
5.1%inclusion19 decks375 decks
1%synergy
Planeswalkers
Tamiyo, the Moon Sage
37%inclusion186 decks503 decks
36%synergy
Teferi, Who Slows the Sunset
35%inclusion174 decks503 decks
33%synergy
Utility Lands
Reliquary Tower
60%inclusion304 decks503 decks
30%synergy
Mystic Sanctuary
35%inclusion176 decks503 decks
24%synergy
Arcane Lighthouse
33%inclusion167 decks503 decks
32%synergy
Detection Tower
23%inclusion116 decks503 decks
23%synergy
Otawara, Soaring City
19%inclusion97 decks503 decks
3%synergy
Frostwalk Bastion
14%inclusion68 decks503 decks
13%synergy
Temple of the False God
13%inclusion67 decks503 decks
4%synergy
Eiganjo, Seat of the Empire
12%inclusion62 decks503 decks
5%synergy
Hall of Heliod's Generosity
11%inclusion57 decks503 decks
5%synergy
Rivendell
11%inclusion53 decks503 decks
7%synergy
Castle Vantress
10%inclusion48 decks503 decks
6%synergy
Minas Tirith
9.1%inclusion46 decks503 decks
2%synergy
Scavenger Grounds
7.8%inclusion39 decks503 decks
4%synergy
Restless Anchorage
5.8%inclusion29 decks503 decks
4%synergy
Faceless Haven
5.6%inclusion28 decks503 decks
5%synergy
Rogue's Passage
5.6%inclusion28 decks503 decks
-15%synergy
Mana Artifacts
Sol Ring
94%inclusion471 decks503 decks
10%synergy
Arcane Signet
88%inclusion441 decks503 decks
15%synergy
Azorius Signet
61%inclusion307 decks503 decks
39%synergy
Talisman of Progress
58%inclusion293 decks503 decks
33%synergy
Thought Vessel
51%inclusion259 decks503 decks
34%synergy
Fellwar Stone
33%inclusion164 decks503 decks
12%synergy
Mind Stone
29%inclusion145 decks503 decks
14%synergy
Coldsteel Heart
18%inclusion93 decks503 decks
18%synergy
Replicating Ring
11%inclusion57 decks503 decks
10%synergy
Commander's Sphere
11%inclusion55 decks503 decks
-2%synergy
Thran Dynamo
11%inclusion54 decks503 decks
6%synergy
Victory Chimes
10%inclusion49 decks503 decks
9%synergy
Decanter of Endless Water
10%inclusion48 decks503 decks
5%synergy
Sky Diamond
9.1%inclusion46 decks503 decks
5%synergy
Marble Diamond
8.0%inclusion40 decks503 decks
5%synergy
Midnight Clock
7.8%inclusion39 decks503 decks
3%synergy
Everflowing Chalice
6.8%inclusion34 decks503 decks
2%synergy
Gilded Lotus
6.2%inclusion31 decks503 decks
3%synergy
Ring of the Lucii
5.2%inclusion8 decks155 decks
5%synergy
Lands
Command Tower
87%inclusion436 decks503 decks
12%synergy
Glacial Fortress
70%inclusion353 decks503 decks
38%synergy
Prairie Stream
68%inclusion343 decks503 decks
35%synergy
Hallowed Fountain
54%inclusion270 decks503 decks
14%synergy
Port Town
51%inclusion255 decks503 decks
36%synergy
Deserted Beach
48%inclusion239 decks503 decks
30%synergy
Sea of Clouds
47%inclusion236 decks503 decks
22%synergy
Adarkar Wastes
44%inclusion220 decks503 decks
21%synergy
Azorius Chancery
40%inclusion203 decks503 decks
27%synergy
Temple of Enlightenment
35%inclusion175 decks503 decks
18%synergy
Flooded Strand
34%inclusion169 decks503 decks
22%synergy
Skycloud Expanse
33%inclusion164 decks503 decks
18%synergy
Floodfarm Verge
31%inclusion106 decks347 decks
21%synergy
Nimbus Maze
30%inclusion150 decks503 decks
26%synergy
Glacial Floodplain
29%inclusion144 decks503 decks
26%synergy
Hengegate Pathway
28%inclusion139 decks503 decks
21%synergy
Mystic Gate
28%inclusion139 decks503 decks
21%synergy
Exotic Orchard
23%inclusion116 decks503 decks
-13%synergy
Seachrome Coast
19%inclusion98 decks503 decks
14%synergy
Myriad Landscape
19%inclusion94 decks503 decks
2%synergy
Evolving Wilds
18%inclusion89 decks503 decks
-3%synergy
Irrigated Farmland
17%inclusion88 decks503 decks
9%synergy
Forbidden Orchard
15%inclusion76 decks503 decks
13%synergy
Meticulous Archive
15%inclusion71 decks475 decks
7%synergy
Tranquil Cove
12%inclusion62 decks503 decks
6%synergy
Tundra
12%inclusion61 decks503 decks
-2%synergy
Terramorphic Expanse
11%inclusion53 decks503 decks
-5%synergy
Boreal Shelf
10%inclusion52 decks503 decks
10%synergy
Path of Ancestry
10%inclusion48 decks503 decks
-12%synergy
Fabled Passage
8.5%inclusion43 decks503 decks
-1%synergy
Scalding Tarn
7.6%inclusion38 decks503 decks
-3%synergy
Idyllic Beachfront
7.4%inclusion37 decks503 decks
4%synergy
Misty Rainforest
7.4%inclusion37 decks503 decks
-4%synergy
Arid Mesa
7.0%inclusion35 decks503 decks
-3%synergy
Polluted Delta
7.0%inclusion35 decks503 decks
-5%synergy
Marsh Flats
6.8%inclusion34 decks503 decks
-4%synergy
Shimmerdrift Vale
6.6%inclusion33 decks503 decks
6%synergy
Prismatic Vista
6.2%inclusion31 decks503 decks
1%synergy
Windswept Heath
6.0%inclusion30 decks503 decks
-5%synergy