Mardu Siegebreaker
Port Razer

   Prerequisites

What do I need to start this combo?
Mardu Siegebreaker on the battlefield.
Port Razer in exile.
Port Razer exiled by Mardu Siegebreaker.
Port Razer cannot be blocked by an opponent. An opponent cannot block and kill creatures you control.

   Steps

How does this combo work?
1
Declare Mardu Siegebreaker as an attacker, triggering its second ability, creating a token copy of Port Razer that is tapped and attacking.
2
Deal combat damage with the Port Razer token, triggering its ability, untapping all creatures you control and causing you to get an additional combat phase after this one.
3
Repeat each combat phase.

   Results

What do I get from this combo?
Infinite ETB
Infinite combat phases
Infinite untap of creatures you control
Infinite mana creatures you control can produce
Infinite LTB
Infinite sacrifice triggers
Infinite death triggers
Infinite combat damage
Infinite tapped creature tokens
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High Synergy Cards
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50%synergy
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13%synergy
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19%synergy
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Utility Artifacts
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27%synergy
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27%synergy
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31%synergy
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3%synergy
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27%synergy
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17%synergy
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14%synergy
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6%synergy
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5%synergy
Sword of Feast and Famine
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4%synergy
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3%synergy
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4%synergy
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Enchantments
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23%synergy
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11%synergy
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21%synergy
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17%synergy
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21%synergy
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19%synergy
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20%synergy
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17%synergy
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14%synergy
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14%synergy
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10%synergy
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5%synergy
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8%synergy
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8%synergy
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9%synergy
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9%synergy
Warstorm Surge
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6%synergy
Breath of Fury
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9%synergy
War Effort
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9%synergy
Brave the Sands
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7%synergy
Nahiri's Resolve
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7%synergy
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6%synergy
Black Market Connections
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Curse of Opulence
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3%synergy
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2%synergy
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2%synergy
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5%synergy
Shared Animosity
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2%synergy
Caretaker's Talent
5.9%inclusion26 decks440 decks
1%synergy
Mass Hysteria
5.7%inclusion25 decks440 decks
5%synergy
Echoing Assault
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4%synergy
Renewed Solidarity
5.2%inclusion23 decks440 decks
3%synergy
Assemble the Legion
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2%synergy
Planeswalkers
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20%inclusion88 decks440 decks
15%synergy
Kaya, Geist Hunter
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9%synergy
Utility Lands
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7%synergy
Vault of the Archangel
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22%synergy
Rogue's Passage
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5%synergy
Windbrisk Heights
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16%synergy
Castle Embereth
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13%synergy
Mosswort Bridge
16%inclusion4 decks25 decks
6%synergy
Castle Ardenvale
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9%synergy
Arena of Glory
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7%synergy
Reliquary Tower
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-18%synergy
Gavony Township
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4%synergy
Minas Tirith
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Slayers' Stronghold
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3%synergy
Phyrexian Tower
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-1%synergy
Hanweir Battlements
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6%synergy
Urborg, Tomb of Yawgmoth
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-2%synergy
Eiganjo, Seat of the Empire
6.8%inclusion30 decks440 decks
0%synergy
Sokenzan, Crucible of Defiance
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2%synergy
Command Beacon
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1%synergy
Takenuma, Abandoned Mire
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Mana Artifacts
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6%synergy
Arcane Signet
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14%synergy
Talisman of Conviction
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17%synergy
Talisman of Hierarchy
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12%synergy
Fellwar Stone
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8%synergy
Talisman of Indulgence
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-2%synergy
Boros Signet
25%inclusion109 decks440 decks
5%synergy
Orzhov Signet
22%inclusion95 decks440 decks
-3%synergy
Rakdos Signet
21%inclusion91 decks440 decks
-5%synergy
Talisman of Resilience
12%inclusion3 decks25 decks
-1%synergy
Commander's Sphere
11%inclusion50 decks440 decks
-1%synergy
Chromatic Lantern
10%inclusion45 decks440 decks
1%synergy
Cursed Mirror
6.4%inclusion28 decks440 decks
1%synergy
Mind Stone
5.7%inclusion25 decks440 decks
-9%synergy
Lands
Command Tower
92%inclusion403 decks440 decks
17%synergy
Nomad Outpost
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33%synergy
Exotic Orchard
62%inclusion271 decks440 decks
25%synergy
Clifftop Retreat
60%inclusion266 decks440 decks
26%synergy
Dragonskull Summit
60%inclusion264 decks440 decks
26%synergy
Stomping Ground
56%inclusion14 decks25 decks
15%synergy
Isolated Chapel
55%inclusion240 decks440 decks
22%synergy
Battlefield Forge
45%inclusion197 decks440 decks
16%synergy
Caves of Koilos
43%inclusion190 decks440 decks
14%synergy
Smoldering Marsh
43%inclusion188 decks440 decks
9%synergy
Hallowed Fountain
42%inclusion5 decks12 decks
2%synergy
Path of Ancestry
40%inclusion176 decks440 decks
18%synergy
Ziatora's Proving Ground
40%inclusion10 decks25 decks
12%synergy
Sacred Foundry
40%inclusion174 decks440 decks
3%synergy
Godless Shrine
39%inclusion171 decks440 decks
-2%synergy
Ketria Triome
36%inclusion4 decks11 decks
6%synergy
Breeding Pool
36%inclusion4 decks11 decks
-5%synergy
Temple Garden
36%inclusion9 decks25 decks
-3%synergy
Overgrown Tomb
36%inclusion9 decks25 decks
-4%synergy
Blood Crypt
35%inclusion156 decks440 decks
-2%synergy
Raugrin Triome
33%inclusion4 decks12 decks
9%synergy
Savai Triome
32%inclusion142 decks440 decks
8%synergy
Shattered Sanctum
32%inclusion141 decks440 decks
17%synergy
Indatha Triome
32%inclusion8 decks25 decks
4%synergy
Jetmir's Garden
32%inclusion8 decks25 decks
3%synergy
Fetid Heath
29%inclusion129 decks440 decks
16%synergy
Arid Mesa
29%inclusion126 decks440 decks
18%synergy
Bloodstained Mire
29%inclusion126 decks440 decks
17%synergy
Shattered Landscape
28%inclusion124 decks440 decks
20%synergy
Spectator Seating
26%inclusion116 decks440 decks
3%synergy
Marsh Flats
26%inclusion114 decks440 decks
15%synergy
Xander's Lounge
25%inclusion3 decks12 decks
1%synergy
Luxury Suite
24%inclusion107 decks440 decks
0%synergy
Canopy Vista
24%inclusion6 decks25 decks
-12%synergy
Cinder Glade
24%inclusion6 decks25 decks
-14%synergy
Temple of Triumph
24%inclusion104 decks440 decks
7%synergy
Sulfurous Springs
24%inclusion104 decks440 decks
0%synergy
Terramorphic Expanse
23%inclusion101 decks440 decks
8%synergy
Vault of Champions
23%inclusion100 decks440 decks
-2%synergy
Evolving Wilds
22%inclusion98 decks440 decks
1%synergy
Sundown Pass
22%inclusion95 decks440 decks
6%synergy
Rugged Prairie
20%inclusion90 decks440 decks
6%synergy
Temple of Silence
20%inclusion88 decks440 decks
2%synergy
Sunpetal Grove
20%inclusion5 decks25 decks
-7%synergy
Rootbound Crag
20%inclusion5 decks25 decks
-7%synergy
Haunted Ridge
19%inclusion85 decks440 decks
2%synergy
Gruul Turf
16%inclusion4 decks25 decks
2%synergy
Canyon Slough
15%inclusion68 decks440 decks
8%synergy
Badlands
13%inclusion56 decks440 decks
-1%synergy
Sunbillow Verge
13%inclusion55 decks440 decks
5%synergy