The Ur-Dragon
Haakon, Stromgald Scourge
Morophon, the Boundless
Nameless Inversion

   Prerequisites

What do I need to start this combo?
The Ur-Dragon on the battlefield or in the command zone.
Nameless Inversion in hand or in your graveyard.
Haakon and Morophon on the battlefield.

   Steps

How does this combo work?
1
Cast Nameless Inversion from your graveyard, as it is a Knight card, by paying 0 due to The Ur-Dragon and Morophon, giving a creature +3/-3 until end of turn.
2
If the creature has toughness 0 or less, the creature dies as a state-based action.
3
Repeat as desired.

   Results

What do I get from this combo?
Reduce the toughness of creatures opponents control to 0
Reduce the toughness of each creature opponents control to 0 upon entering
The Ur-Dragon
1.1%inclusion516 decks45.3K decks
Rukarumel, Biologist
0.0%inclusion2 decks4.06K decks
Morophon, the Boundless
0.0%inclusion2 decks14.1K decks
Reaper King
0.0%inclusion1 decks8.26K decks
Cosmic Spider-Man
0.0%inclusion1 decks9.37K decks
Ulalek, Fused Atrocity
0.0%inclusion1 decks27.3K decks
New Cards
Turtle Lair
8.9%inclusion8 decks90 decks
1%synergy
Hidden Hideout
7.8%inclusion7 decks90 decks
-2%synergy
Irma, Part-Time Mutant
1.1%inclusion1 decks90 decks
-6%synergy
Dark Leo & Shredder
0.7%inclusion1 decks152 decks
-1%synergy
Attuma, Atlantean Warlord
0.5%inclusion1 decks191 decks
1%synergy
High Synergy Cards
Amoeboid Changeling
96%inclusion504 decks523 decks
94%synergy
Universal Automaton
95%inclusion495 decks523 decks
93%synergy
Mirror Entity
96%inclusion503 decks523 decks
92%synergy
Masked Vandal
93%inclusion489 decks523 decks
91%synergy
Magda, Brazen Outlaw
93%inclusion487 decks523 decks
91%synergy
Maskwood Nexus
97%inclusion505 decks523 decks
91%synergy
Shapesharer
91%inclusion478 decks523 decks
90%synergy
Taurean Mauler
93%inclusion485 decks523 decks
90%synergy
Unsettled Mariner
92%inclusion482 decks523 decks
89%synergy
Crib Swap
94%inclusion490 decks523 decks
89%synergy
Top Cards
Realmwalker
95%inclusion496 decks523 decks
86%synergy
Risen Reef
92%inclusion482 decks523 decks
86%synergy
Changeling Outcast
91%inclusion477 decks523 decks
88%synergy
Harabaz Druid
86%inclusion451 decks523 decks
84%synergy
Cloudshredder Sliver
85%inclusion446 decks523 decks
78%synergy
Yuriko, the Tiger's Shadow
84%inclusion440 decks523 decks
83%synergy
Reaper King
84%inclusion439 decks523 decks
83%synergy
Mothdust Changeling
79%inclusion414 decks523 decks
78%synergy
Coveted Prize
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76%synergy
Liliana's Contract
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76%synergy
Creatures
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74%synergy
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73%synergy
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73%inclusion381 decks523 decks
72%synergy
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73%inclusion381 decks523 decks
72%synergy
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69%synergy
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70%inclusion364 decks523 decks
69%synergy
Skeletal Changeling
69%inclusion361 decks523 decks
68%synergy
Chomping Changeling
69%inclusion123 decks179 decks
66%synergy
Three Tree Mascot
67%inclusion340 decks508 decks
65%synergy
Woodland Changeling
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64%synergy
Flock Impostor
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61%synergy
Omni-Changeling
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60%synergy
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Mutable Explorer
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52%synergy
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55%synergy
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54%synergy
Muerra, Trash Tactician
54%inclusion276 decks508 decks
54%synergy
Tiamat
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47%synergy
Merrow Reejerey
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51%synergy
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Feisty Spikeling
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Hakbal of the Surging Soul
45%inclusion236 decks523 decks
45%synergy
Rivaz of the Claw
44%inclusion232 decks523 decks
38%synergy
Titan of Littjara
43%inclusion227 decks523 decks
42%synergy
Manaweft Sliver
43%inclusion223 decks523 decks
36%synergy
Gemhide Sliver
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30%synergy
Irregular Cohort
37%inclusion193 decks523 decks
35%synergy
Realm-Cloaked Giant
37%inclusion192 decks523 decks
36%synergy
Kibo, Uktabi Prince
36%inclusion187 decks523 decks
36%synergy
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35%synergy
Great Divide Guide
35%inclusion72 decks206 decks
28%synergy
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35%inclusion110 decks317 decks
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Summon: Leviathan
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33%synergy
Graveshifter
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31%synergy
Prideful Feastling
32%inclusion58 decks179 decks
32%synergy
Breeches, Eager Pillager
32%inclusion166 decks523 decks
32%synergy
Thundercloud Shaman
29%inclusion154 decks523 decks
29%synergy
Giada, Font of Hope
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28%synergy
Unesh, Criosphinx Sovereign
25%inclusion130 decks523 decks
25%synergy
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23%synergy
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23%synergy
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23%synergy
Bloodline Pretender
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15%synergy
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16%synergy
Instants
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74%synergy
Wings of Velis Vel
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39%synergy
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20%synergy
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15%inclusion80 decks523 decks
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Personify
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7%synergy
Sorceries
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75%synergy
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Nature's Lore
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Jarad's Orders
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Three Visits
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-15%synergy
Whelming Wave
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Buried Alive
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Bring to Light
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Bloodline Bidding
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3%synergy
Wargate
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Utility Artifacts
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39%synergy
Stalactite Dagger
32%inclusion56 decks177 decks
31%synergy
Pyre of Heroes
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9%synergy
Realmbreaker, the Invasion Tree
5.5%inclusion29 decks523 decks
4%synergy
Herald's Horn
5.5%inclusion29 decks523 decks
-12%synergy
Enchantments
Kindred Discovery
61%inclusion321 decks523 decks
50%synergy
The Bears of Littjara
59%inclusion307 decks523 decks
58%synergy
Black Market Connections
37%inclusion193 decks523 decks
32%synergy
Unholy Annex // Ritual Chamber
24%inclusion116 decks487 decks
22%synergy
Springleaf Parade
22%inclusion40 decks179 decks
17%synergy
Dragon Tempest
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9%synergy
Sidequest: Raise a Chocobo
15%inclusion45 decks305 decks
14%synergy
Call the Spirit Dragons
13%inclusion49 decks363 decks
7%synergy
Arcane Adaptation
8.0%inclusion42 decks523 decks
6%synergy
Double Down
6.9%inclusion36 decks523 decks
6%synergy
Roiling Dragonstorm
6.8%inclusion25 decks367 decks
5%synergy
Planeswalkers
Oko, Lorwyn Liege
7.8%inclusion14 decks179 decks
7%synergy
Utility Lands
Swarmyard
75%inclusion393 decks523 decks
74%synergy
Mutavault
64%inclusion335 decks523 decks
63%synergy
Flamekin Village
50%inclusion261 decks523 decks
48%synergy
Griffin Canyon
41%inclusion213 decks523 decks
41%synergy
Three Tree City
16%inclusion81 decks508 decks
8%synergy
Yavimaya, Cradle of Growth
8.2%inclusion43 decks523 decks
-2%synergy
Unholy Grotto
6.7%inclusion35 decks523 decks
7%synergy
Reliquary Tower
6.1%inclusion32 decks523 decks
-20%synergy
Mana Artifacts
Firdoch Core
46%inclusion82 decks177 decks
44%synergy
Mox Jasper
44%inclusion167 decks382 decks
39%synergy
Sol Ring
34%inclusion180 decks523 decks
-45%synergy
Arcane Signet
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Chromatic Lantern
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-30%synergy
Dragon's Hoard
18%inclusion95 decks523 decks
12%synergy
Fellwar Stone
8.8%inclusion46 decks523 decks
-22%synergy
Lands
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97%inclusion507 decks523 decks
9%synergy
The World Tree
93%inclusion484 decks523 decks
65%synergy
Exotic Orchard
89%inclusion463 decks523 decks
26%synergy
Path of Ancestry
84%inclusion437 decks523 decks
40%synergy
Murmuring Bosk
74%inclusion389 decks523 decks
72%synergy
Reflecting Pool
64%inclusion337 decks523 decks
48%synergy
Ancient Amphitheater
64%inclusion336 decks523 decks
64%synergy
Secluded Glen
62%inclusion326 decks523 decks
62%synergy
Wanderwine Hub
62%inclusion326 decks523 decks
62%synergy
City of Brass
61%inclusion317 decks523 decks
40%synergy
Gilt-Leaf Palace
59%inclusion311 decks523 decks
59%synergy
Auntie's Hovel
54%inclusion285 decks523 decks
54%synergy
Fortified Beachhead
54%inclusion285 decks523 decks
54%synergy
Mana Confluence
54%inclusion284 decks523 decks
36%synergy
Wooded Foothills
53%inclusion278 decks523 decks
27%synergy
Cavern of Souls
53%inclusion276 decks523 decks
36%synergy
Ketria Triome
46%inclusion243 decks523 decks
23%synergy
Zagoth Triome
46%inclusion242 decks523 decks
26%synergy
Gallifrey Council Chamber
45%inclusion236 decks523 decks
45%synergy
Rejuvenating Springs
44%inclusion231 decks523 decks
37%synergy
Indatha Triome
44%inclusion230 decks523 decks
23%synergy
Training Center
40%inclusion210 decks523 decks
35%synergy
Undergrowth Stadium
40%inclusion209 decks523 decks
33%synergy
Raugrin Triome
40%inclusion207 decks523 decks
23%synergy
Vault of Champions
38%inclusion200 decks523 decks
34%synergy
Spire Garden
38%inclusion200 decks523 decks
31%synergy
Spectator Seating
37%inclusion196 decks523 decks
33%synergy
Abundant Countryside
37%inclusion67 decks179 decks
26%synergy
Morphic Pool
36%inclusion189 decks523 decks
31%synergy
Haven of the Spirit Dragon
36%inclusion189 decks523 decks
29%synergy
Windswept Heath
34%inclusion176 decks523 decks
6%synergy
Stomping Ground
33%inclusion172 decks523 decks
3%synergy
Overgrown Tomb
32%inclusion169 decks523 decks
4%synergy
Temple Garden
30%inclusion159 decks523 decks
1%synergy
Hallowed Fountain
30%inclusion158 decks523 decks
4%synergy
Breeding Pool
30%inclusion158 decks523 decks
0%synergy
Watery Grave
29%inclusion153 decks523 decks
5%synergy
Flooded Strand
28%inclusion147 decks523 decks
3%synergy
Misty Rainforest
27%inclusion143 decks523 decks
1%synergy
Polluted Delta
26%inclusion135 decks523 decks
3%synergy
Steam Vents
26%inclusion134 decks523 decks
2%synergy
Godless Shrine
25%inclusion132 decks523 decks
1%synergy
Verdant Catacombs
25%inclusion132 decks523 decks
0%synergy
Secluded Courtyard
25%inclusion130 decks523 decks
6%synergy
Bloodstained Mire
24%inclusion125 decks523 decks
2%synergy
Marsh Flats
24%inclusion123 decks523 decks
1%synergy
Scalding Tarn
23%inclusion122 decks523 decks
1%synergy
Blood Crypt
23%inclusion120 decks523 decks
2%synergy
Sacred Foundry
22%inclusion117 decks523 decks
-1%synergy
Arid Mesa
21%inclusion112 decks523 decks
-1%synergy