The Watcher in the Water + Dire Undercurrents

The Watcher in the Water
Dire Undercurrents

Requires
The Watcher in the Water must be on the battlefield. Dire Undercurrents must be on the battlefield. You have a way to draw a card during an opponent's turn.
Steps
  1. Draw a card during an opponent's turn.
  2. The Watcher triggers, creating a 1/1 Tentacle creature token.
  3. When the Tentacle enters the battlefield, Dire Undercurrents' first ability triggers, causing you to draw a card.
  4. Repeat from step 2.
Results
Infinite card draw. Infinite draw triggers. Near-infinite creature tokens. Near-infinite ETB.

Runo Stromkirk
0.24% of 4549 decks 11 decks
Jon Irenicus, Shattered One
0.06% of 7240 decks 4 decks
High Synergy Cards
Nadir Kraken
44% of 36 decks +43% synergy
Hullbreaker Horror
42% of 36 decks +38% synergy
Counterspell
58% of 36 decks +37% synergy
Spawning Kraken
36% of 36 decks +36% synergy
Chasm Skulker
36% of 36 decks +34% synergy
Serpent of Yawning Depths
33% of 36 decks +33% synergy
Gyruda, Doom of Depths
33% of 36 decks +33% synergy
Stormtide Leviathan
33% of 36 decks +33% synergy
Whelming Wave
33% of 36 decks +32% synergy
Ominous Seas
33% of 36 decks +32% synergy
Top Cards
Slinn Voda, the Rising Deep
31% of 36 decks +30% synergy
Rhystic Study
31% of 36 decks +17% synergy
Feed the Swarm
28% of 36 decks +18% synergy
Negate
28% of 36 decks +17% synergy
Quest for Ula's Temple
25% of 36 decks +25% synergy
Wrexial, the Risen Deep
25% of 36 decks +25% synergy
Tromokratis
25% of 36 decks +25% synergy
Scourge of Fleets
25% of 36 decks +24% synergy
Reanimate
25% of 36 decks +17% synergy
Mystic Remora
25% of 36 decks +16% synergy
Creatures
Marvo, Deep Operative
23% of 13 decks +23% synergy
Brinelin, the Moon Kraken
22% of 36 decks +22% synergy
Monstrosity of the Lake
22% of 27 decks +22% synergy
Nemesis of Reason
19% of 36 decks +19% synergy
Gixian Puppeteer
19% of 36 decks +19% synergy
Archetype of Imagination
19% of 36 decks +18% synergy
Junk Winder
19% of 36 decks +18% synergy
Pitiless Plunderer
19% of 36 decks +16% synergy
Likeness Looter
18% of 22 decks +17% synergy
Stormsurge Kraken
17% of 36 decks +16% synergy
Deep-Sea Kraken
17% of 36 decks +16% synergy
Alandra, Sky Dreamer
17% of 36 decks +16% synergy
Wonder
17% of 36 decks +15% synergy
Notion Thief
17% of 36 decks +15% synergy
Faerie Mastermind
17% of 36 decks +13% synergy
Lorthos, the Tidemaker
14% of 36 decks +14% synergy
Sea-Dasher Octopus
14% of 36 decks +13% synergy
Ethereal Investigator
14% of 36 decks +13% synergy
Thassa, God of the Sea
14% of 36 decks +13% synergy
Witch-king of Angmar
14% of 36 decks +13% synergy
Sakashima of a Thousand Faces
14% of 36 decks +12% synergy
Consecrated Sphinx
14% of 36 decks +11% synergy
Psychosis Crawler
14% of 36 decks +11% synergy
Wretched Anurid
11% of 36 decks +11% synergy
Kraken of the Straits
11% of 36 decks +11% synergy
Demonic Taskmaster
11% of 36 decks +11% synergy
Obsessive Stitcher
11% of 36 decks +11% synergy
Fleet Swallower
11% of 36 decks +11% synergy
Minn, Wily Illusionist
11% of 36 decks +11% synergy
Inkwell Leviathan
11% of 36 decks +11% synergy
Charix, the Raging Isle
11% of 36 decks +11% synergy
Endrek Sahr, Master Breeder
11% of 36 decks +11% synergy
Thryx, the Sudden Storm
11% of 36 decks +10% synergy
Body of Knowledge
11% of 36 decks +10% synergy
Ruin Crab
11% of 36 decks +10% synergy
Ulamog, the Ceaseless Hunger
11% of 36 decks +10% synergy
Nezahal, Primal Tide
11% of 36 decks +9% synergy
Yawgmoth, Thran Physician
11% of 36 decks +9% synergy
Changeling Outcast
11% of 36 decks +9% synergy
Braids, Arisen Nightmare
11% of 36 decks +7% synergy
Zulaport Cutthroat
11% of 36 decks +6% synergy
Orcish Bowmasters
11% of 36 decks +5% synergy
Blood Artist
11% of 36 decks +5% synergy
Mirkwood Bats
11% of 36 decks +5% synergy
Rot-Tide Gargantua
8% of 36 decks +8% synergy
Runo Stromkirk
8% of 36 decks +8% synergy
Inkfathom Infiltrator
8% of 36 decks +8% synergy
Sleeper Agent
8% of 36 decks +8% synergy
Desecration Elemental
8% of 36 decks +8% synergy
Priest of the Blood Rite
8% of 36 decks +8% synergy
Instants
Drown in the Loch
22% of 36 decks +21% synergy
Frantic Search
22% of 36 decks +16% synergy
Cyclonic Rift
22% of 36 decks +8% synergy
Deadly Rollick
19% of 36 decks +14% synergy
Fierce Guardianship
19% of 36 decks +11% synergy
Dark Ritual
19% of 36 decks +8% synergy
Rewind
17% of 36 decks +15% synergy
Brainstorm
17% of 36 decks +6% synergy
Infernal Grasp
14% of 36 decks +10% synergy
Opt
14% of 36 decks +9% synergy
Mana Drain
14% of 36 decks +6% synergy
Arcane Denial
14% of 36 decks +4% synergy
Vampiric Tutor
14% of 36 decks +4% synergy
An Offer You Can't Refuse
14% of 36 decks +4% synergy
Engulf the Shore
11% of 36 decks +11% synergy
Otherworldly Gaze
11% of 36 decks +10% synergy
Unwind
11% of 36 decks +10% synergy
Go for the Throat
11% of 36 decks +8% synergy
Entomb
11% of 36 decks +7% synergy
Malakir Rebirth
11% of 36 decks +7% synergy
Thirst for Discovery
8% of 36 decks +8% synergy
Archmage's Charm
8% of 36 decks +8% synergy
Cancel
8% of 36 decks +7% synergy
Nexus of Fate
8% of 36 decks +7% synergy
Evacuation
8% of 36 decks +7% synergy
Hero's Downfall
8% of 36 decks +7% synergy
Murder
8% of 36 decks +7% synergy
High Tide
8% of 36 decks +6% synergy
Consider
8% of 36 decks +5% synergy
Reality Shift
8% of 36 decks +4% synergy
Sorceries
Toxic Deluge
22% of 36 decks +14% synergy
Extract from Darkness
19% of 36 decks +19% synergy
Grim Tutor
19% of 36 decks +17% synergy
Victimize
19% of 36 decks +14% synergy
Crush of Tentacles
17% of 36 decks +16% synergy
Rite of Replication
17% of 36 decks +15% synergy
Irenicus's Vile Duplication
17% of 36 decks +15% synergy
Quantum Misalignment
16% of 19 decks +15% synergy
Preordain
14% of 36 decks +8% synergy
Rush of Knowledge
11% of 36 decks +11% synergy
Decree of Pain
11% of 36 decks +10% synergy
Damnation
11% of 36 decks +7% synergy
Ponder
11% of 36 decks +5% synergy
Flood of Tears
8% of 36 decks +8% synergy
Scheming Symmetry
8% of 36 decks +7% synergy
Ringsight
8% of 36 decks +7% synergy
Windfall
8% of 36 decks +2% synergy
Demonic Tutor
8% of 36 decks -3% synergy
Utility Artifacts
Lightning Greaves
22% of 36 decks -3% synergy
Swiftfoot Boots
22% of 36 decks -6% synergy
Mirror Box
19% of 36 decks +18% synergy
Ashnod's Altar
17% of 36 decks +9% synergy
Helm of the Host
14% of 36 decks +11% synergy
Strionic Resonator
14% of 36 decks +10% synergy
Skullclamp
14% of 36 decks +1% synergy
Altar of Dementia
11% of 36 decks +8% synergy
Phyrexian Altar
11% of 36 decks +7% synergy
Sensei's Divining Top
11% of 36 decks +5% synergy
Wayfarer's Bauble
11% of 36 decks +1% synergy
Kefnet's Monument
8% of 36 decks +8% synergy
Mindcrank
8% of 36 decks +7% synergy
Sapphire Medallion
8% of 36 decks +6% synergy
Alhammarret's Archive
8% of 36 decks +6% synergy
Maskwood Nexus
8% of 36 decks +5% synergy
Bident of Thassa
8% of 36 decks +5% synergy
Bolas's Citadel
8% of 36 decks +3% synergy
Enchantments
Leyline of Anticipation
17% of 36 decks +14% synergy
Black Market
17% of 36 decks +14% synergy
Psychic Corrosion
14% of 36 decks +13% synergy
Shark Typhoon
14% of 36 decks +13% synergy
Wizard Class
14% of 36 decks +12% synergy
Teferi's Ageless Insight
14% of 36 decks +11% synergy
The Meathook Massacre
14% of 36 decks +11% synergy
Kindred Discovery
14% of 36 decks +10% synergy
Propaganda
14% of 36 decks +8% synergy
Dark Prophecy
11% of 36 decks +11% synergy
Kiora Bests the Sea God
11% of 36 decks +11% synergy
Black Market Connections
11% of 36 decks +6% synergy
Phyrexian Arena
11% of 36 decks +4% synergy
Puca's Mischief
8% of 36 decks +8% synergy
Attrition
8% of 36 decks +8% synergy
Heartless Summoning
8% of 36 decks +8% synergy
Endless Evil
8% of 36 decks +8% synergy
As Foretold
8% of 36 decks +7% synergy
Bloodchief Ascension
8% of 36 decks +7% synergy
Phyrexian Reclamation
8% of 36 decks +6% synergy
Bitterblossom
8% of 36 decks +6% synergy
Bastion of Remembrance
8% of 36 decks +5% synergy
Battles
Invasion of Segovia
8% of 36 decks +8% synergy
Planeswalkers
Jace, Wielder of Mysteries
17% of 36 decks +15% synergy
Tevesh Szat, Doom of Fools
11% of 36 decks +10% synergy
Teferi, Temporal Pilgrim
11% of 36 decks +10% synergy
Utility Lands
Reliquary Tower
42% of 36 decks +12% synergy
Bojuka Bog
28% of 36 decks +12% synergy
Halimar Depths
22% of 36 decks +21% synergy
Mystic Sanctuary
22% of 36 decks +16% synergy
Rogue's Passage
22% of 36 decks +3% synergy
Restless Reef
20% of 15 decks +19% synergy
Urborg, Tomb of Yawgmoth
19% of 36 decks +9% synergy
Rivendell
17% of 36 decks +14% synergy
Takenuma, Abandoned Mire
17% of 36 decks +11% synergy
Mortuary Mire
14% of 36 decks +11% synergy
Cabal Coffers
14% of 36 decks +8% synergy
Nykthos, Shrine to Nyx
14% of 36 decks +8% synergy
Otawara, Soaring City
14% of 36 decks +6% synergy
Dark Depths
11% of 36 decks +10% synergy
Nephalia Drownyard
8% of 36 decks +8% synergy
Creeping Tar Pit
8% of 36 decks +8% synergy
Westvale Abbey
8% of 36 decks +7% synergy
Academy Ruins
8% of 36 decks +6% synergy
Maze of Ith
8% of 36 decks +6% synergy
Castle Locthwain
8% of 36 decks +5% synergy
Temple of the False God
8% of 36 decks -1% synergy
Mana Artifacts
Sol Ring
81% of 36 decks -4% synergy
Arcane Signet
75% of 36 decks +3% synergy
Dimir Signet
39% of 36 decks +31% synergy
Talisman of Dominance
39% of 36 decks +31% synergy
Thought Vessel
36% of 36 decks +20% synergy
Commander's Sphere
25% of 36 decks +9% synergy
Decanter of Endless Water
22% of 36 decks +17% synergy
Fellwar Stone
19% of 36 decks -2% synergy
Thran Dynamo
17% of 36 decks +12% synergy
Misleading Signpost
14% of 21 decks +13% synergy
Mind Stone
14% of 36 decks -4% synergy
Sky Diamond
11% of 36 decks +9% synergy
Charcoal Diamond
11% of 36 decks +8% synergy
Gilded Lotus
11% of 36 decks +8% synergy
Midnight Clock
8% of 36 decks +6% synergy
Everflowing Chalice
8% of 36 decks +4% synergy
Lands
Command Tower
89% of 36 decks +15% synergy
Sunken Hollow
53% of 36 decks +44% synergy
Dimir Aqueduct
50% of 36 decks +46% synergy
Shipwreck Marsh
44% of 36 decks +40% synergy
Drowned Catacomb
44% of 36 decks +38% synergy
Watery Grave
36% of 36 decks +26% synergy
Choked Estuary
33% of 36 decks +29% synergy
Morphic Pool
33% of 36 decks +27% synergy
Evolving Wilds
33% of 36 decks +12% synergy
Tainted Isle
31% of 36 decks +28% synergy
Temple of Deceit
31% of 36 decks +26% synergy
Underground River
28% of 36 decks +23% synergy
Clearwater Pathway
25% of 36 decks +22% synergy
Polluted Delta
25% of 36 decks +14% synergy
Myriad Landscape
25% of 36 decks +5% synergy
Fetid Pools
22% of 36 decks +21% synergy
Exotic Orchard
22% of 36 decks -13% synergy
Sunken Ruins
19% of 36 decks +18% synergy
Terramorphic Expanse
19% of 36 decks +4% synergy
Underground Sea
17% of 36 decks +13% synergy
Darkwater Catacombs
17% of 36 decks +13% synergy
Path of Ancestry
17% of 36 decks -4% synergy
Port of Karfell
14% of 36 decks +13% synergy
Ice Tunnel
14% of 36 decks +13% synergy
Dismal Backwater
14% of 36 decks +12% synergy
Fabled Passage
14% of 36 decks +5% synergy
Waterfront District
8% of 36 decks +8% synergy
Contaminated Aquifer
8% of 36 decks +7% synergy
Dimir Guildgate
8% of 36 decks +7% synergy
Reflecting Pool
8% of 36 decks +3% synergy