The Watcher in the Water
Symmetry Matrix
Phyrexian Altar

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.
You have a way to draw a card during an opponent's turn.

   Steps

How does this combo work?
1
Draw a card during an opponent's turn.
2
The Watcher's first ability riggers, creating a 1/1 Tentacle creature token.
3
When the Tentacle enters the battlefield, Symmetry Matrix triggers.
4
Holding priority, activate Phyrexian Altar by sacrificing the Tentacle, adding 1.
5
When the Tentacle dies, The Watcher's second ability triggers, untapping up to one Kraken you control.
6
Resolve the Symmetry Matrix trigger, causing you to pay 1 to draw a card.
7
Repeat from step 2.

   Results

What do I get from this combo?
Infinite card draw
Infinite draw triggers
Near-infinite death triggers
Near-infinite ETB
Near-infinite LTB
Near-infinite sacrifice triggers
Near-infinite untap of some creatures you control
The Watcher in the Water
7.1%inclusion234 decks3.29K decks
The Locust God
0.0%inclusion3 decks6.38K decks
Marneus Calgar
0.0%inclusion1 decks15.3K decks
Kels, Fight Fixer
0.1%inclusion1 decks884 decks
Caelorna, Coral Tyrant
0.5%inclusion1 decks202 decks
New Cards
Hexing Squelcher
100%inclusion1 decks1 decks
92%synergy
Harmonized Crescendo
53%inclusion19 decks36 decks
50%synergy
Unexpected Assistance
21%inclusion9 decks43 decks
21%synergy
Rimefire Torque
17%inclusion6 decks36 decks
16%synergy
Krang, the All-Powerful
17%inclusion3 decks18 decks
16%synergy
High Synergy Cards
Nadir Kraken
84%inclusion201 decks240 decks
82%synergy
Ashnod's Altar
88%inclusion212 decks240 decks
82%synergy
Sapphire Medallion
82%inclusion197 decks240 decks
79%synergy
Teferi's Ageless Insight
76%inclusion182 decks240 decks
71%synergy
Brainstorm
89%inclusion213 decks240 decks
70%synergy
Ominous Seas
71%inclusion170 decks240 decks
68%synergy
Tolarian Winds
68%inclusion164 decks240 decks
67%synergy
Junk Winder
69%inclusion166 decks240 decks
67%synergy
Transcendent Message
64%inclusion153 decks240 decks
63%synergy
Faerie Mastermind
69%inclusion166 decks240 decks
63%synergy
Top Cards
Frantic Search
77%inclusion185 decks240 decks
62%synergy
Arcane Denial
74%inclusion178 decks240 decks
54%synergy
Counterspell
69%inclusion165 decks240 decks
27%synergy
Opt
66%inclusion158 decks240 decks
57%synergy
Psychosis Crawler
65%inclusion156 decks240 decks
62%synergy
Mystic Remora
63%inclusion152 decks240 decks
47%synergy
Laboratory Maniac
62%inclusion148 decks240 decks
57%synergy
Pull from Tomorrow
61%inclusion146 decks240 decks
58%synergy
High Tide
61%inclusion146 decks240 decks
57%synergy
Chasm Skulker
60%inclusion144 decks240 decks
56%synergy
Game Changers
Rhystic Study
73%inclusion175 decks240 decks
49%synergy
Consecrated Sphinx
62%inclusion149 decks240 decks
58%synergy
Cyclonic Rift
41%inclusion99 decks240 decks
19%synergy
The One Ring
29%inclusion70 decks240 decks
21%synergy
Fierce Guardianship
29%inclusion69 decks240 decks
11%synergy
Thassa's Oracle
25%inclusion60 decks240 decks
19%synergy
Mystical Tutor
18%inclusion44 decks240 decks
6%synergy
Force of Will
18%inclusion42 decks240 decks
8%synergy
Ancient Tomb
13%inclusion30 decks240 decks
3%synergy
Mana Vault
6.7%inclusion16 decks240 decks
1%synergy
Creatures
Purphoros, God of the Forge
100%inclusion3 decks3 decks
96%synergy
Wavebreak Hippocamp
59%inclusion142 decks240 decks
58%synergy
Nezahal, Primal Tide
56%inclusion135 decks240 decks
53%synergy
Drowned Rusalka
54%inclusion129 decks240 decks
54%synergy
Archmage Emeritus
50%inclusion120 decks240 decks
42%synergy
Jace's Archivist
46%inclusion110 decks240 decks
44%synergy
Ledger Shredder
46%inclusion110 decks240 decks
42%synergy
Hullbreaker Horror
43%inclusion104 decks240 decks
35%synergy
Eluge, the Shoreless Sea
34%inclusion71 decks211 decks
33%synergy
Monstrosity of the Lake
32%inclusion77 decks240 decks
31%synergy
Scourge of Fleets
32%inclusion77 decks240 decks
30%synergy
Arcanis the Omnipotent
32%inclusion76 decks240 decks
31%synergy
The Unagi of Kyoshi Island
31%inclusion19 decks61 decks
29%synergy
Wonder
30%inclusion73 decks240 decks
27%synergy
Triskaidekaphile
30%inclusion71 decks240 decks
27%synergy
Sage of the Falls
27%inclusion65 decks240 decks
27%synergy
Fear of Sleep Paralysis
22%inclusion43 decks197 decks
21%synergy
Merfolk Looter
22%inclusion52 decks240 decks
21%synergy
Homunculus Horde
21%inclusion39 decks186 decks
19%synergy
Archmage of Runes
20%inclusion38 decks186 decks
17%synergy
Body of Knowledge
20%inclusion49 decks240 decks
19%synergy
Wan Shi Tong, Librarian
19%inclusion12 decks63 decks
14%synergy
Twenty-Toed Toad
18%inclusion37 decks211 decks
16%synergy
Tolarian Kraken
18%inclusion42 decks240 decks
17%synergy
Roaming Throne
18%inclusion42 decks240 decks
11%synergy
Hydroelectric Specimen
17%inclusion38 decks227 decks
12%synergy
O'aka, Traveling Merchant
15%inclusion19 decks130 decks
13%synergy
Spawning Kraken
15%inclusion35 decks240 decks
14%synergy
Baral, Chief of Compliance
13%inclusion32 decks240 decks
11%synergy
Solemn Simulacrum
13%inclusion32 decks240 decks
1%synergy
Summon: Leviathan
13%inclusion17 decks131 decks
12%synergy
Emrakul's Messenger
12%inclusion28 decks227 decks
11%synergy
Kitsa, Otterball Elite
12%inclusion26 decks211 decks
11%synergy
Murder of Crows
12%inclusion29 decks240 decks
12%synergy
Toothy, Imaginary Friend
12%inclusion28 decks240 decks
11%synergy
Spark Double
11%inclusion26 decks240 decks
5%synergy
Zenith Chronicler
10%inclusion25 decks240 decks
10%synergy
Thought Courier
10%inclusion24 decks240 decks
10%synergy
Unctus, Grand Metatect
10%inclusion23 decks240 decks
9%synergy
Serpent of Yawning Depths
9.2%inclusion22 decks240 decks
8%synergy
Flux Channeler
8.3%inclusion20 decks240 decks
6%synergy
Pollywog Prodigy
8.1%inclusion17 decks211 decks
5%synergy
Oneirophage
7.5%inclusion18 decks240 decks
7%synergy
Ojer Pakpatiq, Deepest Epoch
7.5%inclusion18 decks240 decks
6%synergy
Stormsurge Kraken
7.1%inclusion17 decks240 decks
7%synergy
Trophy Mage
7.1%inclusion17 decks240 decks
6%synergy
Talrand, Sky Summoner
6.7%inclusion16 decks240 decks
3%synergy
Grappling Kraken
6.5%inclusion12 decks186 decks
6%synergy
Dreamtide Whale
6.2%inclusion14 decks227 decks
3%synergy
Ghostly Pilferer
5.8%inclusion14 decks240 decks
4%synergy
Instants
Flow of Knowledge
58%inclusion139 decks240 decks
57%synergy
Brainsurge
56%inclusion128 decks227 decks
54%synergy
Pongify
53%inclusion127 decks240 decks
42%synergy
Consider
51%inclusion122 decks240 decks
45%synergy
Keep Watch
49%inclusion117 decks240 decks
48%synergy
Blue Sun's Zenith
45%inclusion107 decks240 decks
43%synergy
Abjure
42%inclusion100 decks240 decks
41%synergy
Thirst for Discovery
41%inclusion98 decks240 decks
40%synergy
Meeting of Minds
39%inclusion93 decks240 decks
38%synergy
Borne Upon a Wind
38%inclusion92 decks240 decks
34%synergy
Perilous Research
35%inclusion85 decks240 decks
35%synergy
An Offer You Can't Refuse
35%inclusion85 decks240 decks
11%synergy
Rapid Hybridization
33%inclusion78 decks240 decks
23%synergy
Mana Drain
33%inclusion78 decks240 decks
18%synergy
Archmage's Charm
30%inclusion72 decks240 decks
28%synergy
Three Steps Ahead
27%inclusion65 decks240 decks
24%synergy
Negate
27%inclusion65 decks240 decks
6%synergy
Reality Shift
27%inclusion64 decks240 decks
19%synergy
Swan Song
25%inclusion60 decks240 decks
7%synergy
Sink into Stupor
24%inclusion54 decks227 decks
14%synergy
Quick Study
24%inclusion57 decks240 decks
23%synergy
Cryptic Command
24%inclusion57 decks240 decks
22%synergy
Read the Runes
22%inclusion52 decks240 decks
21%synergy
Stubborn Denial
20%inclusion47 decks240 decks
17%synergy
Aetherize
19%inclusion46 decks240 decks
12%synergy
Keep Safe
18%inclusion44 decks240 decks
18%synergy
Resculpt
16%inclusion39 decks240 decks
13%synergy
Refute
16%inclusion30 decks186 decks
14%synergy
Artistic Refusal
14%inclusion33 decks240 decks
13%synergy
Force of Negation
13%inclusion30 decks240 decks
4%synergy
Snap
11%inclusion27 decks240 decks
4%synergy
Dream Fracture
11%inclusion26 decks240 decks
10%synergy
Jwari Disruption
10%inclusion24 decks240 decks
9%synergy
Mystic Confluence
10%inclusion24 decks240 decks
8%synergy
Deduce
10%inclusion23 decks240 decks
9%synergy
Even the Score
9.2%inclusion22 decks240 decks
9%synergy
Peek
9.2%inclusion22 decks240 decks
8%synergy
Thought Scour
9.2%inclusion22 decks240 decks
7%synergy
Complete the Circuit
8.3%inclusion20 decks240 decks
8%synergy
Thirst for Identity
8.3%inclusion3 decks36 decks
8%synergy
Ice Out
7.9%inclusion19 decks240 decks
7%synergy
Spell Pierce
7.9%inclusion19 decks240 decks
5%synergy
Drown in Dreams
7.1%inclusion17 decks240 decks
6%synergy
Stroke of Genius
6.7%inclusion16 decks240 decks
6%synergy
Hithlain Knots
6.3%inclusion15 decks240 decks
6%synergy
Behold the Multiverse
6.3%inclusion15 decks240 decks
5%synergy
Deliberate
5.8%inclusion14 decks240 decks
5%synergy
Filter Out
5.8%inclusion14 decks240 decks
5%synergy
Dramatic Reversal
5.8%inclusion14 decks240 decks
1%synergy
Mirrorform
5.6%inclusion2 decks36 decks
4%synergy
Sorceries
Whelming Wave
36%inclusion87 decks240 decks
35%synergy
Sea Gate Restoration
32%inclusion77 decks240 decks
28%synergy
Windfall
26%inclusion63 decks240 decks
14%synergy
Fabricate
20%inclusion47 decks240 decks
14%synergy
Spectral Deluge
19%inclusion46 decks240 decks
18%synergy
Irenicus's Vile Duplication
16%inclusion38 decks240 decks
13%synergy
Ponder
10%inclusion23 decks240 decks
-2%synergy
Lórien Revealed
8.3%inclusion20 decks240 decks
6%synergy
Wash Out
6.7%inclusion16 decks240 decks
6%synergy
Curse of the Swine
6.7%inclusion16 decks240 decks
3%synergy
Reshape
5.8%inclusion14 decks240 decks
5%synergy
Ravenform
5.8%inclusion14 decks240 decks
4%synergy
Utility Artifacts
Skullclamp
58%inclusion140 decks240 decks
47%synergy
Swiftfoot Boots
33%inclusion79 decks240 decks
6%synergy
Idol of Oblivion
33%inclusion78 decks240 decks
28%synergy
Lightning Greaves
25%inclusion61 decks240 decks
1%synergy
Eldrazi Monument
22%inclusion53 decks240 decks
21%synergy
Alhammarret's Archive
21%inclusion51 decks240 decks
20%synergy
Wayfarer's Bauble
20%inclusion47 decks240 decks
12%synergy
Altar of Dementia
19%inclusion45 decks240 decks
17%synergy
Blasting Station
16%inclusion38 decks240 decks
15%synergy
Waterbending Scroll
16%inclusion9 decks57 decks
15%synergy
Mind's Eye
15%inclusion36 decks240 decks
14%synergy
Coat of Arms
14%inclusion34 decks240 decks
13%synergy
Banner of Kinship
13%inclusion25 decks186 decks
11%synergy
The Golden Throne
13%inclusion30 decks240 decks
12%synergy
Vedalken Orrery
12%inclusion29 decks240 decks
11%synergy
Venser's Journal
10%inclusion23 decks240 decks
9%synergy
Dragon Throne of Tarkir
8.8%inclusion21 decks240 decks
9%synergy
Insight Engine
7.9%inclusion8 decks101 decks
6%synergy
Isochron Scepter
7.5%inclusion18 decks240 decks
6%synergy
Maskwood Nexus
7.1%inclusion17 decks240 decks
4%synergy
Mithril Coat
5.4%inclusion13 decks240 decks
1%synergy
Enchantments
Impact Tremors
100%inclusion3 decks3 decks
90%synergy
Kindred Discovery
55%inclusion132 decks240 decks
48%synergy
Wizard Class
46%inclusion110 decks240 decks
42%synergy
Verity Circle
39%inclusion93 decks240 decks
38%synergy
Opposition
29%inclusion69 decks240 decks
28%synergy
Lost in the Maze
25%inclusion59 decks240 decks
24%synergy
Leyline of Anticipation
24%inclusion58 decks240 decks
20%synergy
Ever-Watching Threshold
18%inclusion43 decks240 decks
18%synergy
Propaganda
18%inclusion42 decks240 decks
4%synergy
Imprisoned in the Moon
17%inclusion40 decks240 decks
13%synergy
Psychic Possession
16%inclusion38 decks240 decks
16%synergy
Intruder Alarm
12%inclusion28 decks240 decks
10%synergy
Eaten by Piranhas
10%inclusion25 decks240 decks
9%synergy
Amphibian Downpour
9.3%inclusion21 decks227 decks
7%synergy
Moonlit Meditation
9.1%inclusion9 decks99 decks
8%synergy
Psychic Corrosion
8.8%inclusion21 decks240 decks
7%synergy
Mind Over Matter
7.9%inclusion19 decks240 decks
8%synergy
Curse of Verbosity
7.9%inclusion19 decks240 decks
7%synergy
Shark Typhoon
6.7%inclusion16 decks240 decks
4%synergy
Teferi's Tutelage
5.8%inclusion14 decks240 decks
5%synergy
Kiora Bests the Sea God
5.8%inclusion14 decks240 decks
5%synergy
Unstoppable Plan
5.6%inclusion9 decks162 decks
3%synergy
Battles
Invasion of Segovia
27%inclusion65 decks240 decks
26%synergy
Planeswalkers
Teferi, Master of Time
49%inclusion118 decks240 decks
48%synergy
Jace, Wielder of Mysteries
39%inclusion94 decks240 decks
36%synergy
Teferi, Temporal Pilgrim
10%inclusion23 decks240 decks
8%synergy
Utility Lands
Reliquary Tower
85%inclusion204 decks240 decks
55%synergy
Mystic Sanctuary
70%inclusion167 decks240 decks
59%synergy
Nesting Grounds
48%inclusion114 decks240 decks
45%synergy
Three Tree City
38%inclusion80 decks211 decks
33%synergy
Lonely Sandbar
37%inclusion88 decks240 decks
34%synergy
Nykthos, Shrine to Nyx
35%inclusion83 decks240 decks
29%synergy
Minamo, School at Water's Edge
34%inclusion82 decks240 decks
30%synergy
War Room
33%inclusion80 decks240 decks
28%synergy
Mikokoro, Center of the Sea
31%inclusion74 decks240 decks
29%synergy
Otawara, Soaring City
31%inclusion74 decks240 decks
15%synergy
Agna Qel'a
22%inclusion13 decks58 decks
20%synergy
Fountainport
22%inclusion46 decks211 decks
20%synergy
High Market
21%inclusion50 decks240 decks
18%synergy
Terrain Generator
17%inclusion40 decks240 decks
16%synergy
Geier Reach Sanitarium
16%inclusion38 decks240 decks
13%synergy
Remote Isle
15%inclusion36 decks240 decks
14%synergy
Urza's Saga
14%inclusion33 decks240 decks
7%synergy
Rivendell
13%inclusion32 decks240 decks
10%synergy
Rogue's Passage
13%inclusion32 decks240 decks
-7%synergy
Mistrise Village
13%inclusion19 decks147 decks
5%synergy
Bonders' Enclave
13%inclusion31 decks240 decks
10%synergy
Command Beacon
13%inclusion30 decks240 decks
8%synergy
Cephalid Coliseum
12%inclusion28 decks240 decks
8%synergy
Sunken Palace
11%inclusion25 decks225 decks
10%synergy
Karn's Bastion
11%inclusion26 decks240 decks
6%synergy
Academy Ruins
11%inclusion26 decks240 decks
6%synergy
Temple of the False God
8.3%inclusion20 decks240 decks
-1%synergy
Desert of the Mindful
7.5%inclusion18 decks240 decks
7%synergy
Emergence Zone
7.5%inclusion18 decks240 decks
5%synergy
Castle Vantress
6.7%inclusion16 decks240 decks
3%synergy
Mana Artifacts
Talisman of Creativity
100%inclusion3 decks3 decks
72%synergy
Sol Ring
92%inclusion221 decks240 decks
8%synergy
Thought Vessel
77%inclusion184 decks240 decks
59%synergy
Arcane Signet
74%inclusion178 decks240 decks
2%synergy
Mind Stone
46%inclusion110 decks240 decks
31%synergy
Decanter of Endless Water
42%inclusion100 decks240 decks
38%synergy
Midnight Clock
40%inclusion97 decks240 decks
36%synergy
Throne of Eldraine
32%inclusion76 decks240 decks
30%synergy
Extraplanar Lens
23%inclusion54 decks240 decks
22%synergy
Bender's Waterskin
18%inclusion16 decks89 decks
15%synergy
Fellwar Stone
18%inclusion43 decks240 decks
-3%synergy
Sky Diamond
17%inclusion40 decks240 decks
13%synergy
Caged Sun
16%inclusion39 decks240 decks
15%synergy
Sceptre of Eternal Glory
15%inclusion36 decks240 decks
14%synergy
Commander's Sphere
12%inclusion28 decks240 decks
0%synergy
Heraldic Banner
11%inclusion27 decks240 decks
10%synergy
Relic of Legends
10%inclusion25 decks240 decks
8%synergy
Patchwork Banner
8.5%inclusion18 decks211 decks
4%synergy
Thran Dynamo
7.9%inclusion19 decks240 decks
3%synergy
Everflowing Chalice
7.5%inclusion18 decks240 decks
3%synergy
Misleading Signpost
6.3%inclusion15 decks240 decks
5%synergy
Prismatic Lens
5.8%inclusion14 decks240 decks
5%synergy
Lotus Petal
5.8%inclusion14 decks240 decks
-1%synergy
Lands
Shivan Reef
100%inclusion3 decks3 decks
71%synergy
Myriad Landscape
36%inclusion87 decks240 decks
21%synergy
Cavern of Souls
9.2%inclusion22 decks240 decks
2%synergy
Demolition Field
8.8%inclusion21 decks240 decks
6%synergy
Hidden Hideout
5.6%inclusion1 decks18 decks
5%synergy
Polluted Delta
5.4%inclusion13 decks240 decks
-7%synergy