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
7.2%inclusion228 decks3.16K decks
The Locust God
0.0%inclusion2 decks6.41K decks
Marneus Calgar
0.0%inclusion1 decks14.9K decks
Kels, Fight Fixer
0.1%inclusion1 decks882 decks
Caelorna, Coral Tyrant
0.5%inclusion1 decks186 decks
New Cards
The Unagi of Kyoshi Island
29%inclusion9 decks31 decks
27%synergy
Wan Shi Tong, Librarian
27%inclusion9 decks33 decks
22%synergy
Agna Qel'a
25%inclusion7 decks28 decks
22%synergy
Waterbending Scroll
22%inclusion6 decks27 decks
21%synergy
Bender's Waterskin
13%inclusion8 decks62 decks
10%synergy
High Synergy Cards
Ashnod's Altar
91%inclusion211 decks233 decks
84%synergy
Nadir Kraken
85%inclusion198 decks233 decks
84%synergy
Sapphire Medallion
81%inclusion189 decks233 decks
78%synergy
Brainstorm
89%inclusion207 decks233 decks
70%synergy
Teferi's Ageless Insight
75%inclusion174 decks233 decks
70%synergy
Ominous Seas
72%inclusion167 decks233 decks
69%synergy
Junk Winder
71%inclusion165 decks233 decks
69%synergy
Tolarian Winds
68%inclusion159 decks233 decks
67%synergy
Transcendent Message
66%inclusion153 decks233 decks
65%synergy
Frantic Search
76%inclusion178 decks233 decks
62%synergy
Top Cards
Arcane Denial
73%inclusion170 decks233 decks
53%synergy
Counterspell
68%inclusion158 decks233 decks
26%synergy
Faerie Mastermind
67%inclusion157 decks233 decks
61%synergy
Psychosis Crawler
65%inclusion151 decks233 decks
62%synergy
Opt
65%inclusion151 decks233 decks
56%synergy
Mystic Remora
64%inclusion149 decks233 decks
48%synergy
Pull from Tomorrow
61%inclusion142 decks233 decks
58%synergy
Chasm Skulker
61%inclusion141 decks233 decks
57%synergy
Laboratory Maniac
61%inclusion141 decks233 decks
56%synergy
Skullclamp
60%inclusion139 decks233 decks
48%synergy
Game Changers
Rhystic Study
75%inclusion174 decks233 decks
50%synergy
Consecrated Sphinx
62%inclusion144 decks233 decks
57%synergy
Cyclonic Rift
44%inclusion102 decks233 decks
21%synergy
Fierce Guardianship
30%inclusion69 decks233 decks
12%synergy
The One Ring
29%inclusion68 decks233 decks
21%synergy
Thassa's Oracle
26%inclusion61 decks233 decks
20%synergy
Mystical Tutor
18%inclusion42 decks233 decks
6%synergy
Force of Will
17%inclusion39 decks233 decks
7%synergy
Ancient Tomb
13%inclusion30 decks233 decks
3%synergy
Mana Vault
6.9%inclusion16 decks233 decks
1%synergy
Creatures
Wavebreak Hippocamp
58%inclusion136 decks233 decks
57%synergy
Nezahal, Primal Tide
55%inclusion129 decks233 decks
52%synergy
Drowned Rusalka
53%inclusion123 decks233 decks
53%synergy
Archmage Emeritus
49%inclusion115 decks233 decks
42%synergy
Jace's Archivist
48%inclusion112 decks233 decks
46%synergy
Ledger Shredder
45%inclusion106 decks233 decks
42%synergy
Hullbreaker Horror
45%inclusion106 decks233 decks
38%synergy
Scourge of Fleets
35%inclusion81 decks233 decks
33%synergy
Monstrosity of the Lake
34%inclusion79 decks233 decks
33%synergy
Wonder
33%inclusion78 decks233 decks
30%synergy
Eluge, the Shoreless Sea
33%inclusion63 decks191 decks
32%synergy
Arcanis the Omnipotent
31%inclusion72 decks233 decks
30%synergy
Triskaidekaphile
29%inclusion68 decks233 decks
27%synergy
Sage of the Falls
24%inclusion56 decks233 decks
24%synergy
Merfolk Looter
23%inclusion54 decks233 decks
22%synergy
Homunculus Horde
23%inclusion38 decks165 decks
21%synergy
Fear of Sleep Paralysis
22%inclusion39 decks176 decks
21%synergy
Archmage of Runes
21%inclusion34 decks165 decks
17%synergy
Body of Knowledge
21%inclusion48 decks233 decks
19%synergy
Tolarian Kraken
20%inclusion46 decks233 decks
19%synergy
Roaming Throne
19%inclusion44 decks233 decks
12%synergy
Hydroelectric Specimen
17%inclusion35 decks207 decks
13%synergy
Spawning Kraken
16%inclusion38 decks233 decks
15%synergy
Twenty-Toed Toad
15%inclusion29 decks191 decks
13%synergy
O'aka, Traveling Merchant
15%inclusion16 decks106 decks
14%synergy
Solemn Simulacrum
13%inclusion30 decks233 decks
0%synergy
Toothy, Imaginary Friend
12%inclusion29 decks233 decks
12%synergy
Spark Double
12%inclusion29 decks233 decks
6%synergy
Summon: Leviathan
12%inclusion13 decks107 decks
11%synergy
Emrakul's Messenger
12%inclusion25 decks207 decks
11%synergy
Kitsa, Otterball Elite
12%inclusion23 decks191 decks
10%synergy
Baral, Chief of Compliance
12%inclusion28 decks233 decks
10%synergy
Murder of Crows
12%inclusion27 decks233 decks
12%synergy
Zenith Chronicler
12%inclusion27 decks233 decks
11%synergy
Serpent of Yawning Depths
11%inclusion26 decks233 decks
10%synergy
Thought Courier
11%inclusion25 decks233 decks
10%synergy
Flux Channeler
10%inclusion23 decks233 decks
7%synergy
Unctus, Grand Metatect
9.0%inclusion21 decks233 decks
8%synergy
Pollywog Prodigy
8.9%inclusion17 decks191 decks
6%synergy
Stormsurge Kraken
8.6%inclusion20 decks233 decks
8%synergy
Ojer Pakpatiq, Deepest Epoch
8.2%inclusion19 decks233 decks
7%synergy
Oneirophage
7.7%inclusion18 decks233 decks
7%synergy
Reservoir Kraken
6.9%inclusion16 decks233 decks
7%synergy
Trophy Mage
6.9%inclusion16 decks233 decks
5%synergy
Talrand, Sky Summoner
6.9%inclusion16 decks233 decks
3%synergy
Minn, Wily Illusionist
6.4%inclusion15 decks233 decks
6%synergy
Tromokratis
6.4%inclusion15 decks233 decks
6%synergy
Dreamtide Whale
6.3%inclusion13 decks207 decks
4%synergy
Grappling Kraken
6.1%inclusion10 decks165 decks
5%synergy
Deep-Sea Kraken
6.0%inclusion14 decks233 decks
5%synergy
Instants
High Tide
58%inclusion136 decks233 decks
55%synergy
Flow of Knowledge
55%inclusion129 decks233 decks
54%synergy
Brainsurge
55%inclusion114 decks207 decks
53%synergy
Pongify
53%inclusion124 decks233 decks
42%synergy
Consider
51%inclusion118 decks233 decks
44%synergy
Keep Watch
50%inclusion116 decks233 decks
49%synergy
Blue Sun's Zenith
45%inclusion105 decks233 decks
43%synergy
Abjure
39%inclusion90 decks233 decks
38%synergy
Thirst for Discovery
39%inclusion90 decks233 decks
38%synergy
Borne Upon a Wind
38%inclusion88 decks233 decks
34%synergy
Perilous Research
37%inclusion86 decks233 decks
37%synergy
Mana Drain
35%inclusion81 decks233 decks
20%synergy
An Offer You Can't Refuse
35%inclusion81 decks233 decks
11%synergy
Meeting of Minds
34%inclusion79 decks233 decks
33%synergy
Rapid Hybridization
33%inclusion76 decks233 decks
23%synergy
Archmage's Charm
30%inclusion71 decks233 decks
29%synergy
Three Steps Ahead
29%inclusion65 decks221 decks
27%synergy
Negate
28%inclusion66 decks233 decks
7%synergy
Reality Shift
27%inclusion62 decks233 decks
19%synergy
Quick Study
26%inclusion60 decks233 decks
24%synergy
Swan Song
26%inclusion60 decks233 decks
8%synergy
Read the Runes
24%inclusion55 decks233 decks
23%synergy
Sink into Stupor
23%inclusion48 decks207 decks
13%synergy
Cryptic Command
22%inclusion51 decks233 decks
20%synergy
Stubborn Denial
20%inclusion47 decks233 decks
18%synergy
Aetherize
20%inclusion47 decks233 decks
13%synergy
Resculpt
18%inclusion42 decks233 decks
14%synergy
Keep Safe
18%inclusion41 decks233 decks
17%synergy
Refute
18%inclusion29 decks165 decks
16%synergy
Force of Negation
13%inclusion30 decks233 decks
5%synergy
Artistic Refusal
12%inclusion28 decks233 decks
12%synergy
Dream Fracture
11%inclusion25 decks233 decks
10%synergy
Mystic Confluence
11%inclusion25 decks233 decks
8%synergy
Deduce
10%inclusion23 decks233 decks
9%synergy
Even the Score
9.4%inclusion22 decks233 decks
9%synergy
Snap
9.4%inclusion22 decks233 decks
2%synergy
Ice Out
9.0%inclusion21 decks233 decks
9%synergy
Peek
9.0%inclusion21 decks233 decks
8%synergy
Jwari Disruption
9.0%inclusion21 decks233 decks
8%synergy
Thought Scour
7.7%inclusion18 decks233 decks
6%synergy
Spell Pierce
7.3%inclusion17 decks233 decks
4%synergy
Complete the Circuit
6.9%inclusion16 decks233 decks
7%synergy
Stroke of Genius
6.9%inclusion16 decks233 decks
6%synergy
Dramatic Reversal
6.9%inclusion16 decks233 decks
2%synergy
Spider-Sense
6.8%inclusion4 decks59 decks
5%synergy
Hithlain Knots
6.4%inclusion15 decks233 decks
6%synergy
Engulf the Shore
6.4%inclusion15 decks233 decks
6%synergy
Behold the Multiverse
6.4%inclusion15 decks233 decks
5%synergy
Deliberate
6.0%inclusion14 decks233 decks
5%synergy
Drown in Dreams
6.0%inclusion14 decks233 decks
4%synergy
Sorceries
Whelming Wave
39%inclusion92 decks233 decks
38%synergy
Sea Gate Restoration
34%inclusion80 decks233 decks
30%synergy
Windfall
26%inclusion61 decks233 decks
14%synergy
Spectral Deluge
20%inclusion46 decks233 decks
19%synergy
Fabricate
19%inclusion45 decks233 decks
14%synergy
Irenicus's Vile Duplication
17%inclusion39 decks233 decks
14%synergy
Ponder
11%inclusion26 decks233 decks
-1%synergy
Lórien Revealed
8.2%inclusion19 decks233 decks
5%synergy
Wash Out
7.3%inclusion17 decks233 decks
7%synergy
Curse of the Swine
7.3%inclusion17 decks233 decks
4%synergy
Ravenform
6.0%inclusion14 decks233 decks
4%synergy
Echo of Eons
5.2%inclusion12 decks233 decks
4%synergy
Preordain
5.2%inclusion12 decks233 decks
-4%synergy
Utility Artifacts
Swiftfoot Boots
35%inclusion81 decks233 decks
8%synergy
Idol of Oblivion
33%inclusion76 decks233 decks
28%synergy
Lightning Greaves
25%inclusion59 decks233 decks
0%synergy
Eldrazi Monument
23%inclusion54 decks233 decks
22%synergy
Alhammarret's Archive
20%inclusion46 decks233 decks
18%synergy
Altar of Dementia
19%inclusion45 decks233 decks
17%synergy
Wayfarer's Bauble
19%inclusion44 decks233 decks
11%synergy
Blasting Station
15%inclusion36 decks233 decks
15%synergy
Mind's Eye
15%inclusion34 decks233 decks
14%synergy
The Golden Throne
13%inclusion30 decks233 decks
12%synergy
Banner of Kinship
13%inclusion21 decks165 decks
10%synergy
Coat of Arms
12%inclusion29 decks233 decks
11%synergy
Vedalken Orrery
12%inclusion27 decks233 decks
10%synergy
Venser's Journal
11%inclusion25 decks233 decks
10%synergy
Dragon Throne of Tarkir
9.4%inclusion22 decks233 decks
9%synergy
Insight Engine
9.2%inclusion7 decks76 decks
7%synergy
Isochron Scepter
8.6%inclusion20 decks233 decks
7%synergy
Maskwood Nexus
7.7%inclusion18 decks233 decks
5%synergy
Mithril Coat
5.6%inclusion13 decks233 decks
1%synergy
Folio of Fancies
5.2%inclusion12 decks233 decks
4%synergy
Enchantments
Kindred Discovery
56%inclusion130 decks233 decks
49%synergy
Wizard Class
45%inclusion104 decks233 decks
40%synergy
Verity Circle
38%inclusion89 decks233 decks
37%synergy
Opposition
29%inclusion67 decks233 decks
28%synergy
Leyline of Anticipation
25%inclusion58 decks233 decks
21%synergy
Lost in the Maze
24%inclusion56 decks230 decks
24%synergy
Ever-Watching Threshold
19%inclusion45 decks233 decks
19%synergy
Imprisoned in the Moon
18%inclusion43 decks233 decks
15%synergy
Propaganda
18%inclusion42 decks233 decks
4%synergy
Psychic Possession
17%inclusion39 decks233 decks
17%synergy
Eaten by Piranhas
13%inclusion30 decks233 decks
12%synergy
Intruder Alarm
12%inclusion27 decks233 decks
10%synergy
Moonlit Meditation
10%inclusion7 decks73 decks
8%synergy
Curse of Verbosity
9.4%inclusion22 decks233 decks
9%synergy
Psychic Corrosion
9.4%inclusion22 decks233 decks
8%synergy
Amphibian Downpour
9.2%inclusion19 decks207 decks
7%synergy
Mind Over Matter
8.2%inclusion19 decks233 decks
8%synergy
Kiora Bests the Sea God
6.4%inclusion15 decks233 decks
6%synergy
Shark Typhoon
6.4%inclusion15 decks233 decks
4%synergy
Unstoppable Plan
5.0%inclusion7 decks139 decks
3%synergy
Battles
Invasion of Segovia
31%inclusion72 decks233 decks
30%synergy
Planeswalkers
Teferi, Master of Time
48%inclusion111 decks233 decks
46%synergy
Jace, Wielder of Mysteries
37%inclusion87 decks233 decks
34%synergy
Teferi, Temporal Pilgrim
11%inclusion25 decks233 decks
10%synergy
Utility Lands
Reliquary Tower
86%inclusion200 decks233 decks
56%synergy
Mystic Sanctuary
69%inclusion160 decks233 decks
58%synergy
Nesting Grounds
50%inclusion116 decks233 decks
48%synergy
Nykthos, Shrine to Nyx
38%inclusion89 decks233 decks
33%synergy
Three Tree City
37%inclusion71 decks191 decks
32%synergy
Lonely Sandbar
37%inclusion86 decks233 decks
34%synergy
War Room
36%inclusion83 decks233 decks
30%synergy
Minamo, School at Water's Edge
34%inclusion80 decks233 decks
30%synergy
Mikokoro, Center of the Sea
31%inclusion72 decks233 decks
29%synergy
Otawara, Soaring City
31%inclusion72 decks233 decks
15%synergy
Fountainport
23%inclusion44 decks191 decks
21%synergy
High Market
21%inclusion50 decks233 decks
19%synergy
Terrain Generator
17%inclusion39 decks233 decks
16%synergy
Bonders' Enclave
17%inclusion39 decks233 decks
14%synergy
Geier Reach Sanitarium
16%inclusion38 decks233 decks
13%synergy
Remote Isle
15%inclusion36 decks233 decks
15%synergy
Rogue's Passage
15%inclusion34 decks233 decks
-6%synergy
Mistrise Village
15%inclusion18 decks124 decks
7%synergy
Urza's Saga
14%inclusion32 decks233 decks
7%synergy
Rivendell
13%inclusion31 decks233 decks
10%synergy
Command Beacon
12%inclusion28 decks233 decks
7%synergy
Sunken Palace
12%inclusion24 decks205 decks
11%synergy
Cephalid Coliseum
12%inclusion27 decks233 decks
8%synergy
Karn's Bastion
11%inclusion26 decks233 decks
6%synergy
Academy Ruins
11%inclusion25 decks233 decks
5%synergy
Desert of the Mindful
8.6%inclusion20 decks233 decks
8%synergy
Temple of the False God
8.2%inclusion19 decks233 decks
-1%synergy
Emergence Zone
7.7%inclusion18 decks233 decks
5%synergy
Castle Vantress
7.7%inclusion18 decks233 decks
4%synergy
Mana Artifacts
Sol Ring
91%inclusion213 decks233 decks
8%synergy
Thought Vessel
78%inclusion182 decks233 decks
61%synergy
Arcane Signet
75%inclusion175 decks233 decks
3%synergy
Mind Stone
48%inclusion113 decks233 decks
34%synergy
Decanter of Endless Water
42%inclusion97 decks233 decks
38%synergy
Midnight Clock
41%inclusion96 decks233 decks
36%synergy
Throne of Eldraine
34%inclusion80 decks233 decks
33%synergy
Extraplanar Lens
23%inclusion53 decks233 decks
22%synergy
Fellwar Stone
19%inclusion45 decks233 decks
-1%synergy
Caged Sun
19%inclusion44 decks233 decks
17%synergy
Sky Diamond
18%inclusion41 decks233 decks
14%synergy
Sceptre of Eternal Glory
15%inclusion35 decks233 decks
14%synergy
Commander's Sphere
12%inclusion27 decks233 decks
-1%synergy
Heraldic Banner
11%inclusion25 decks233 decks
9%synergy
Relic of Legends
9.0%inclusion21 decks233 decks
7%synergy
Patchwork Banner
8.9%inclusion17 decks191 decks
4%synergy
Everflowing Chalice
8.6%inclusion20 decks233 decks
4%synergy
Thran Dynamo
8.2%inclusion19 decks233 decks
4%synergy
Misleading Signpost
6.9%inclusion16 decks233 decks
6%synergy
Chrome Mox
5.6%inclusion13 decks233 decks
0%synergy
Lotus Petal
5.2%inclusion12 decks233 decks
-2%synergy
Lands
Myriad Landscape
37%inclusion86 decks233 decks
21%synergy
Demolition Field
11%inclusion26 decks233 decks
8%synergy
Cavern of Souls
8.6%inclusion20 decks233 decks
1%synergy
Polluted Delta
6.0%inclusion14 decks233 decks
-6%synergy
Misty Rainforest
5.6%inclusion13 decks233 decks
-6%synergy
Scalding Tarn
5.2%inclusion12 decks233 decks
-6%synergy
Flooded Strand
5.2%inclusion12 decks233 decks
-6%synergy