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
7.0%inclusion227 decks3.24K decks
The Locust God
0.0%inclusion2 decks6.34K decks
Marneus Calgar
0.0%inclusion1 decks15.2K decks
Kels, Fight Fixer
0.1%inclusion1 decks883 decks
Caelorna, Coral Tyrant
0.5%inclusion1 decks198 decks
New Cards
Harmonized Crescendo
46%inclusion11 decks24 decks
43%synergy
Unexpected Assistance
16%inclusion5 decks31 decks
16%synergy
Rimefire Torque
13%inclusion3 decks23 decks
12%synergy
Thirst for Identity
13%inclusion3 decks23 decks
12%synergy
Disruptor of Currents
4.2%inclusion1 decks24 decks
4%synergy
High Synergy Cards
Ashnod's Altar
90%inclusion208 decks232 decks
83%synergy
Nadir Kraken
84%inclusion195 decks232 decks
83%synergy
Sapphire Medallion
82%inclusion190 decks232 decks
79%synergy
Brainstorm
89%inclusion207 decks232 decks
71%synergy
Teferi's Ageless Insight
75%inclusion175 decks232 decks
71%synergy
Ominous Seas
71%inclusion165 decks232 decks
69%synergy
Junk Winder
70%inclusion162 decks232 decks
68%synergy
Tolarian Winds
68%inclusion158 decks232 decks
67%synergy
Transcendent Message
65%inclusion150 decks232 decks
64%synergy
Frantic Search
78%inclusion181 decks232 decks
63%synergy
Top Cards
Arcane Denial
75%inclusion173 decks232 decks
54%synergy
Faerie Mastermind
69%inclusion161 decks232 decks
63%synergy
Counterspell
69%inclusion159 decks232 decks
27%synergy
Opt
67%inclusion155 decks232 decks
58%synergy
Psychosis Crawler
64%inclusion149 decks232 decks
61%synergy
Mystic Remora
64%inclusion148 decks232 decks
48%synergy
Laboratory Maniac
62%inclusion144 decks232 decks
57%synergy
Pull from Tomorrow
62%inclusion143 decks232 decks
59%synergy
High Tide
61%inclusion141 decks232 decks
57%synergy
Chasm Skulker
61%inclusion141 decks232 decks
57%synergy
Game Changers
Rhystic Study
75%inclusion173 decks232 decks
51%synergy
Consecrated Sphinx
62%inclusion144 decks232 decks
58%synergy
Cyclonic Rift
41%inclusion96 decks232 decks
19%synergy
The One Ring
29%inclusion68 decks232 decks
21%synergy
Fierce Guardianship
29%inclusion68 decks232 decks
12%synergy
Thassa's Oracle
25%inclusion58 decks232 decks
19%synergy
Force of Will
17%inclusion40 decks232 decks
7%synergy
Mystical Tutor
17%inclusion40 decks232 decks
5%synergy
Ancient Tomb
13%inclusion29 decks232 decks
3%synergy
Mana Vault
6.9%inclusion16 decks232 decks
1%synergy
Creatures
Wavebreak Hippocamp
59%inclusion137 decks232 decks
58%synergy
Nezahal, Primal Tide
56%inclusion130 decks232 decks
53%synergy
Drowned Rusalka
54%inclusion126 decks232 decks
54%synergy
Archmage Emeritus
51%inclusion118 decks232 decks
43%synergy
Jace's Archivist
47%inclusion110 decks232 decks
46%synergy
Ledger Shredder
45%inclusion104 decks232 decks
41%synergy
Hullbreaker Horror
43%inclusion100 decks232 decks
35%synergy
Eluge, the Shoreless Sea
34%inclusion69 decks202 decks
33%synergy
Scourge of Fleets
34%inclusion78 decks232 decks
32%synergy
Arcanis the Omnipotent
33%inclusion77 decks232 decks
32%synergy
Monstrosity of the Lake
33%inclusion76 decks232 decks
32%synergy
Wonder
31%inclusion72 decks232 decks
28%synergy
The Unagi of Kyoshi Island
30%inclusion15 decks50 decks
28%synergy
Triskaidekaphile
30%inclusion69 decks232 decks
28%synergy
Sage of the Falls
27%inclusion62 decks232 decks
27%synergy
Wan Shi Tong, Librarian
23%inclusion12 decks52 decks
18%synergy
Homunculus Horde
22%inclusion39 decks177 decks
20%synergy
Merfolk Looter
22%inclusion51 decks232 decks
21%synergy
Fear of Sleep Paralysis
22%inclusion41 decks188 decks
21%synergy
Archmage of Runes
20%inclusion36 decks177 decks
17%synergy
Body of Knowledge
20%inclusion47 decks232 decks
19%synergy
Tolarian Kraken
18%inclusion42 decks232 decks
18%synergy
Hydroelectric Specimen
17%inclusion38 decks218 decks
13%synergy
Roaming Throne
17%inclusion39 decks232 decks
10%synergy
Twenty-Toed Toad
16%inclusion32 decks202 decks
14%synergy
O'aka, Traveling Merchant
15%inclusion18 decks121 decks
13%synergy
Spawning Kraken
15%inclusion34 decks232 decks
14%synergy
Summon: Leviathan
14%inclusion17 decks122 decks
13%synergy
Solemn Simulacrum
14%inclusion32 decks232 decks
1%synergy
Baral, Chief of Compliance
13%inclusion30 decks232 decks
11%synergy
Kitsa, Otterball Elite
13%inclusion26 decks202 decks
11%synergy
Emrakul's Messenger
12%inclusion27 decks218 decks
11%synergy
Murder of Crows
12%inclusion28 decks232 decks
12%synergy
Toothy, Imaginary Friend
12%inclusion28 decks232 decks
11%synergy
Spark Double
11%inclusion26 decks232 decks
5%synergy
Zenith Chronicler
11%inclusion25 decks232 decks
10%synergy
Thought Courier
10%inclusion24 decks232 decks
10%synergy
Serpent of Yawning Depths
10%inclusion23 decks232 decks
9%synergy
Unctus, Grand Metatect
9.5%inclusion22 decks232 decks
9%synergy
Flux Channeler
8.6%inclusion20 decks232 decks
6%synergy
Pollywog Prodigy
8.4%inclusion17 decks202 decks
5%synergy
Oneirophage
7.8%inclusion18 decks232 decks
7%synergy
Stormsurge Kraken
6.9%inclusion16 decks232 decks
6%synergy
Ojer Pakpatiq, Deepest Epoch
6.9%inclusion16 decks232 decks
6%synergy
Trophy Mage
6.9%inclusion16 decks232 decks
5%synergy
Talrand, Sky Summoner
6.9%inclusion16 decks232 decks
3%synergy
Dreamtide Whale
6.4%inclusion14 decks218 decks
4%synergy
Grappling Kraken
6.2%inclusion11 decks177 decks
6%synergy
Harbinger of the Seas
6.0%inclusion13 decks218 decks
5%synergy
Geyser Drake
5.7%inclusion13 decks229 decks
5%synergy
Instants
Flow of Knowledge
58%inclusion134 decks232 decks
57%synergy
Brainsurge
56%inclusion123 decks218 decks
54%synergy
Pongify
53%inclusion124 decks232 decks
42%synergy
Consider
52%inclusion120 decks232 decks
45%synergy
Keep Watch
49%inclusion114 decks232 decks
48%synergy
Blue Sun's Zenith
45%inclusion104 decks232 decks
43%synergy
Abjure
41%inclusion94 decks232 decks
40%synergy
Thirst for Discovery
41%inclusion94 decks232 decks
40%synergy
Meeting of Minds
38%inclusion88 decks232 decks
37%synergy
Borne Upon a Wind
38%inclusion87 decks232 decks
33%synergy
Perilous Research
35%inclusion81 decks232 decks
35%synergy
An Offer You Can't Refuse
35%inclusion81 decks232 decks
10%synergy
Rapid Hybridization
32%inclusion75 decks232 decks
23%synergy
Mana Drain
32%inclusion75 decks232 decks
18%synergy
Archmage's Charm
30%inclusion69 decks232 decks
28%synergy
Three Steps Ahead
27%inclusion63 decks231 decks
24%synergy
Reality Shift
26%inclusion61 decks232 decks
18%synergy
Negate
26%inclusion61 decks232 decks
5%synergy
Swan Song
25%inclusion59 decks232 decks
8%synergy
Quick Study
25%inclusion57 decks232 decks
23%synergy
Sink into Stupor
24%inclusion52 decks218 decks
14%synergy
Cryptic Command
23%inclusion54 decks232 decks
21%synergy
Read the Runes
22%inclusion50 decks232 decks
21%synergy
Stubborn Denial
20%inclusion46 decks232 decks
18%synergy
Aetherize
19%inclusion43 decks232 decks
12%synergy
Keep Safe
18%inclusion42 decks232 decks
18%synergy
Refute
16%inclusion29 decks177 decks
14%synergy
Resculpt
16%inclusion38 decks232 decks
13%synergy
Artistic Refusal
13%inclusion31 decks232 decks
13%synergy
Force of Negation
12%inclusion28 decks232 decks
4%synergy
Snap
12%inclusion27 decks232 decks
4%synergy
Dream Fracture
11%inclusion26 decks232 decks
10%synergy
Deduce
10%inclusion23 decks232 decks
9%synergy
Jwari Disruption
10%inclusion23 decks232 decks
9%synergy
Mystic Confluence
10%inclusion23 decks232 decks
8%synergy
Even the Score
9.5%inclusion22 decks232 decks
9%synergy
Thought Scour
9.1%inclusion21 decks232 decks
7%synergy
Peek
8.6%inclusion20 decks232 decks
8%synergy
Complete the Circuit
8.2%inclusion19 decks232 decks
8%synergy
Spell Pierce
8.2%inclusion19 decks232 decks
5%synergy
Ice Out
7.8%inclusion18 decks232 decks
7%synergy
Drown in Dreams
7.3%inclusion17 decks232 decks
6%synergy
Stroke of Genius
6.9%inclusion16 decks232 decks
6%synergy
Hithlain Knots
6.5%inclusion15 decks232 decks
6%synergy
Behold the Multiverse
6.5%inclusion15 decks232 decks
5%synergy
Filter Out
6.0%inclusion14 decks232 decks
5%synergy
Dramatic Reversal
6.0%inclusion14 decks232 decks
2%synergy
Deliberate
5.6%inclusion13 decks232 decks
5%synergy
Nexus of Fate
5.6%inclusion13 decks232 decks
4%synergy
Spider-Sense
5.2%inclusion4 decks77 decks
3%synergy
Sorceries
Whelming Wave
37%inclusion86 decks232 decks
36%synergy
Sea Gate Restoration
33%inclusion77 decks232 decks
29%synergy
Windfall
27%inclusion62 decks232 decks
15%synergy
Spectral Deluge
19%inclusion44 decks232 decks
18%synergy
Fabricate
19%inclusion44 decks232 decks
14%synergy
Irenicus's Vile Duplication
16%inclusion38 decks232 decks
13%synergy
Ponder
9.5%inclusion22 decks232 decks
-2%synergy
Lórien Revealed
8.6%inclusion20 decks232 decks
6%synergy
Wash Out
6.9%inclusion16 decks232 decks
6%synergy
Curse of the Swine
6.5%inclusion15 decks232 decks
3%synergy
Ravenform
6.0%inclusion14 decks232 decks
4%synergy
Reshape
5.6%inclusion13 decks232 decks
4%synergy
Echo of Eons
5.2%inclusion12 decks232 decks
4%synergy
Utility Artifacts
Skullclamp
59%inclusion136 decks232 decks
47%synergy
Idol of Oblivion
33%inclusion77 decks232 decks
29%synergy
Swiftfoot Boots
33%inclusion77 decks232 decks
6%synergy
Lightning Greaves
25%inclusion58 decks232 decks
0%synergy
Eldrazi Monument
22%inclusion52 decks232 decks
21%synergy
Alhammarret's Archive
21%inclusion49 decks232 decks
20%synergy
Wayfarer's Bauble
20%inclusion46 decks232 decks
12%synergy
Altar of Dementia
19%inclusion45 decks232 decks
17%synergy
Blasting Station
16%inclusion38 decks232 decks
16%synergy
Waterbending Scroll
15%inclusion7 decks46 decks
14%synergy
Mind's Eye
14%inclusion33 decks232 decks
14%synergy
Coat of Arms
13%inclusion31 decks232 decks
12%synergy
Banner of Kinship
13%inclusion23 decks177 decks
11%synergy
The Golden Throne
12%inclusion28 decks232 decks
12%synergy
Vedalken Orrery
12%inclusion27 decks232 decks
10%synergy
Venser's Journal
10%inclusion23 decks232 decks
9%synergy
Dragon Throne of Tarkir
9.1%inclusion21 decks232 decks
9%synergy
Isochron Scepter
8.2%inclusion19 decks232 decks
6%synergy
Insight Engine
7.6%inclusion7 decks92 decks
6%synergy
Maskwood Nexus
7.3%inclusion17 decks232 decks
5%synergy
Mithril Coat
5.6%inclusion13 decks232 decks
1%synergy
Enchantments
Kindred Discovery
55%inclusion127 decks232 decks
48%synergy
Wizard Class
46%inclusion106 decks232 decks
42%synergy
Verity Circle
38%inclusion89 decks232 decks
38%synergy
Opposition
29%inclusion67 decks232 decks
28%synergy
Lost in the Maze
25%inclusion57 decks232 decks
24%synergy
Leyline of Anticipation
24%inclusion56 decks232 decks
20%synergy
Ever-Watching Threshold
19%inclusion44 decks232 decks
19%synergy
Imprisoned in the Moon
17%inclusion39 decks232 decks
13%synergy
Propaganda
17%inclusion39 decks232 decks
3%synergy
Psychic Possession
16%inclusion38 decks232 decks
16%synergy
Intruder Alarm
12%inclusion28 decks232 decks
10%synergy
Eaten by Piranhas
10%inclusion24 decks232 decks
9%synergy
Psychic Corrosion
9.1%inclusion21 decks232 decks
7%synergy
Moonlit Meditation
8.9%inclusion8 decks90 decks
8%synergy
Amphibian Downpour
8.7%inclusion19 decks218 decks
6%synergy
Mind Over Matter
8.6%inclusion20 decks232 decks
8%synergy
Curse of Verbosity
8.2%inclusion19 decks232 decks
7%synergy
Shark Typhoon
6.5%inclusion15 decks232 decks
4%synergy
Teferi's Tutelage
6.0%inclusion14 decks232 decks
5%synergy
Unstoppable Plan
5.2%inclusion8 decks153 decks
3%synergy
Kiora Bests the Sea God
5.2%inclusion12 decks232 decks
4%synergy
Battles
Invasion of Segovia
28%inclusion64 decks232 decks
27%synergy
Planeswalkers
Teferi, Master of Time
49%inclusion114 decks232 decks
48%synergy
Jace, Wielder of Mysteries
39%inclusion91 decks232 decks
36%synergy
Teferi, Temporal Pilgrim
9.5%inclusion22 decks232 decks
8%synergy
Utility Lands
Reliquary Tower
85%inclusion197 decks232 decks
55%synergy
Mystic Sanctuary
69%inclusion161 decks232 decks
59%synergy
Nesting Grounds
48%inclusion111 decks232 decks
46%synergy
Three Tree City
38%inclusion76 decks202 decks
33%synergy
Lonely Sandbar
37%inclusion86 decks232 decks
34%synergy
Nykthos, Shrine to Nyx
35%inclusion82 decks232 decks
30%synergy
Minamo, School at Water's Edge
35%inclusion81 decks232 decks
30%synergy
War Room
34%inclusion78 decks232 decks
28%synergy
Mikokoro, Center of the Sea
31%inclusion72 decks232 decks
30%synergy
Otawara, Soaring City
31%inclusion72 decks232 decks
15%synergy
Agna Qel'a
26%inclusion12 decks47 decks
23%synergy
Fountainport
22%inclusion45 decks202 decks
21%synergy
High Market
21%inclusion49 decks232 decks
19%synergy
Terrain Generator
17%inclusion40 decks232 decks
16%synergy
Geier Reach Sanitarium
16%inclusion37 decks232 decks
13%synergy
Remote Isle
15%inclusion35 decks232 decks
14%synergy
Urza's Saga
14%inclusion33 decks232 decks
7%synergy
Rivendell
14%inclusion32 decks232 decks
11%synergy
Rogue's Passage
14%inclusion32 decks232 decks
-6%synergy
Bonders' Enclave
13%inclusion31 decks232 decks
11%synergy
Mistrise Village
13%inclusion18 decks138 decks
5%synergy
Command Beacon
13%inclusion29 decks232 decks
8%synergy
Cephalid Coliseum
12%inclusion28 decks232 decks
9%synergy
Sunken Palace
12%inclusion25 decks216 decks
11%synergy
Karn's Bastion
11%inclusion26 decks232 decks
6%synergy
Academy Ruins
11%inclusion25 decks232 decks
6%synergy
Temple of the False God
8.6%inclusion20 decks232 decks
0%synergy
Desert of the Mindful
7.8%inclusion18 decks232 decks
7%synergy
Emergence Zone
7.8%inclusion18 decks232 decks
5%synergy
Castle Vantress
6.9%inclusion16 decks232 decks
4%synergy
Mana Artifacts
Sol Ring
91%inclusion212 decks232 decks
8%synergy
Thought Vessel
77%inclusion178 decks232 decks
59%synergy
Arcane Signet
74%inclusion172 decks232 decks
2%synergy
Mind Stone
47%inclusion109 decks232 decks
32%synergy
Decanter of Endless Water
41%inclusion96 decks232 decks
37%synergy
Midnight Clock
41%inclusion95 decks232 decks
36%synergy
Throne of Eldraine
32%inclusion75 decks232 decks
31%synergy
Extraplanar Lens
23%inclusion53 decks232 decks
22%synergy
Fellwar Stone
19%inclusion43 decks232 decks
-2%synergy
Caged Sun
17%inclusion39 decks232 decks
15%synergy
Sky Diamond
16%inclusion38 decks232 decks
12%synergy
Sceptre of Eternal Glory
15%inclusion35 decks232 decks
14%synergy
Bender's Waterskin
15%inclusion12 decks80 decks
12%synergy
Commander's Sphere
12%inclusion27 decks232 decks
0%synergy
Relic of Legends
11%inclusion25 decks232 decks
8%synergy
Heraldic Banner
10%inclusion24 decks232 decks
9%synergy
Patchwork Banner
8.4%inclusion17 decks202 decks
4%synergy
Everflowing Chalice
7.8%inclusion18 decks232 decks
3%synergy
Thran Dynamo
7.3%inclusion17 decks232 decks
3%synergy
Misleading Signpost
6.5%inclusion15 decks232 decks
5%synergy
Lotus Petal
6.0%inclusion14 decks232 decks
-1%synergy
Prismatic Lens
5.6%inclusion13 decks232 decks
5%synergy
Lands
Myriad Landscape
36%inclusion84 decks232 decks
20%synergy
Cavern of Souls
9.5%inclusion22 decks232 decks
2%synergy
Demolition Field
9.1%inclusion21 decks232 decks
6%synergy
Polluted Delta
5.6%inclusion13 decks232 decks
-6%synergy
Misty Rainforest
5.2%inclusion12 decks232 decks
-6%synergy