Vivi Ornitier
Quicksilver Elemental
Prerequisites
What do I need to start this combo?
| Vivi Ornitier and Quicksilver Elemental on the battlefield. | |
| available |
Steps
How does this combo work?
1 | Activate Quicksilver Elemental by paying , causing it to gain Vivi's activated abilities until end of turn. |
2 | Activate Quicksilver Elemental using Vivi's ability by paying  , adding  . |
3 | Repeat. |
Results
What do I get from this combo?
| Infinite red mana | |
| Infinite blue mana | |
| Infinite colored mana that can only be spent to activate abilities |
Combo Metadata
12508
DECKS
0.97%
OF 1287319 ELIGIBLE DECKS
Rank 315
MOST PLAYED OF 53082 COMBOS
{ } Commander Bracket Information
In which Commander Bracket(s) am I allowed to play this combo?
1-2
Exhibition and Core
(no 2-card combos)
The community has determined this is a true 2-card combo.
3
Upgraded
(no early game 2-card combos)
The community has determined this is a true, early game, 2-card combo.
4-5
Optimized and CEDH
(all combos are allowed)
All combos are allowed.
Combo Voting
Does the community think this a true 2-card combo (both trivial prerequisites and significant results)? Do they think it can be executed before turn 6 or so?
Prismari, the Inspiration
0.4%inclusion24 decks5.93K decks
Top Commanders
Vivi Ornitier
36%inclusion11.7K decks32.3K decks
Mairsil, the Pretender
18%inclusion228 decks1.23K decks
Kefka, Court Mage
0.4%inclusion99 decks24.9K decks
Ghyrson Starn, Kelermorph
0.3%inclusion39 decks11.5K decks
Inalla, Archmage Ritualist
0.4%inclusion32 decks8.73K decks
Iroh, Grand Lotus
0.2%inclusion27 decks11.9K decks
Fire Lord Azula
0.1%inclusion27 decks29.7K decks
Niv-Mizzet, Parun
0.3%inclusion25 decks8.53K decks
Storm, Force of Nature
0.3%inclusion17 decks6.23K decks
Niv-Mizzet, Visionary
0.4%inclusion13 decks3.39K decks
Stella Lee, Wild Card
0.2%inclusion12 decks6.36K decks
Nekusar, the Mindrazer
0.0%inclusion9 decks19.1K decks
Krark, the Thumbless // Sakashima of a Thousand Faces
0.3%inclusion8 decks3.13K decks
Thrasios, Triton Hero // Vial Smasher the Fierce
0.3%inclusion8 decks2.61K decks
Norman Osborn
0.1%inclusion8 decks14.1K decks
Veyran, Voice of Duality
0.1%inclusion7 decks6.37K decks
The Emperor of Palamecia
0.1%inclusion7 decks4.88K decks
New Cards
Flashback
21%inclusion463 decks2.21K decks
Aziza, Mage Tower Captain
20%inclusion2 decks10 decks
Resonating Lute
15%inclusion332 decks2.24K decks
Quandrix, the Proof
13%inclusion2 decks16 decks
Mana Sculpt
12%inclusion272 decks2.21K decks
High Synergy Cards
Curiosity
90%inclusion11.3K decks12.5K decks
Ophidian Eye
81%inclusion10.1K decks12.5K decks
Tandem Lookout
72%inclusion9.04K decks12.5K decks
Gitaxian Probe
73%inclusion9.19K decks12.5K decks
Harmonic Prodigy
70%inclusion8.78K decks12.5K decks
Ponder
66%inclusion8.25K decks12.5K decks
Snap
62%inclusion7.74K decks12.5K decks
Brainstorm
72%inclusion8.99K decks12.5K decks
Hullbreaker Horror
59%inclusion7.32K decks12.5K decks
Niv-Mizzet, Visionary
53%inclusion6.59K decks12.5K decks
Top Cards
An Offer You Can't Refuse
72%inclusion9.05K decks12.5K decks
Swan Song
63%inclusion7.85K decks12.5K decks
Deflecting Swat
62%inclusion7.75K decks12.5K decks
Mystic Remora
62%inclusion7.69K decks12.5K decks
Frantic Search
61%inclusion7.62K decks12.5K decks
Preordain
57%inclusion7.09K decks12.5K decks
Lightning Bolt
57%inclusion7.08K decks12.5K decks
Flusterstorm
56%inclusion7.05K decks12.5K decks
Birgi, God of Storytelling
51%inclusion6.43K decks12.5K decks
Veyran, Voice of Duality
50%inclusion6.26K decks12.5K decks
Game Changers
Jeska's Will
68%inclusion8.53K decks12.5K decks
Rhystic Study
67%inclusion8.43K decks12.5K decks
Fierce Guardianship
64%inclusion8.05K decks12.5K decks
Mystical Tutor
63%inclusion7.93K decks12.5K decks
Underworld Breach
57%inclusion7.09K decks12.5K decks
Gamble
54%inclusion6.79K decks12.5K decks
Force of Will
52%inclusion6.54K decks12.5K decks
Chrome Mox
46%inclusion5.74K decks12.5K decks
Ancient Tomb
41%inclusion5.13K decks12.5K decks
Mana Vault
40%inclusion5.04K decks12.5K decks
Creatures
Birds of Paradise
50%inclusion60 decks120 decks
Storm-Kiln Artist
49%inclusion6.16K decks12.5K decks
Simian Spirit Guide
46%inclusion5.80K decks12.5K decks
Niv-Mizzet, Parun
46%inclusion5.71K decks12.5K decks
Hexing Squelcher
42%inclusion1.98K decks4.67K decks
Archmage Emeritus
37%inclusion4.64K decks12.5K decks
Asmodeus the Archfiend
37%inclusion178 decks483 decks
Ragavan, Nimble Pilferer
34%inclusion4.26K decks12.5K decks
Endling
33%inclusion159 decks483 decks
Esper Sentinel
31%inclusion26 decks83 decks
Guttersnipe
31%inclusion3.91K decks12.5K decks
Oriq Loremage
31%inclusion150 decks483 decks
Deathrite Shaman
31%inclusion13 decks42 decks
Ignoble Hierarch
31%inclusion13 decks42 decks
Tree of Perdition
30%inclusion144 decks483 decks
Faeburrow Elder
29%inclusion10 decks34 decks
Coruscation Mage
28%inclusion3.54K decks12.5K decks
Cavern Harpy
28%inclusion133 decks483 decks
Valley Floodcaller
27%inclusion3.42K decks12.5K decks
Pinnacle Monk
27%inclusion3.34K decks12.5K decks
Delighted Halfling
27%inclusion32 decks120 decks
Noble Hierarch
26%inclusion9 decks34 decks
Kinnan, Bonder Prodigy
25%inclusion30 decks120 decks
Imperial Recruiter
24%inclusion3.05K decks12.5K decks
Shauku, Endbringer
24%inclusion115 decks483 decks
Seedborn Muse
23%inclusion28 decks120 decks
Bloom Tender
23%inclusion27 decks120 decks
Eater of the Dead
22%inclusion106 decks483 decks
Orcish Bowmasters
22%inclusion106 decks483 decks
Dragon's Rage Channeler
22%inclusion2.71K decks12.5K decks
Pack Rat
22%inclusion104 decks483 decks
Stormcatch Mentor
20%inclusion2.51K decks12.5K decks
Uncle Iroh
20%inclusion14 decks70 decks
Eternal Witness
20%inclusion24 decks120 decks
Grand Abolisher
19%inclusion16 decks83 decks
Elvish Spirit Guide
19%inclusion23 decks120 decks
Ghyrson Starn, Kelermorph
19%inclusion2.38K decks12.5K decks
Kenrith, the Returned King
19%inclusion6 decks32 decks
Monastery Mentor
18%inclusion15 decks83 decks
Goblin Electromancer
18%inclusion2.26K decks12.5K decks
Electro, Assaulting Battery
18%inclusion1.35K decks7.62K decks
Spellskite
17%inclusion2.16K decks12.5K decks
Hydroelectric Specimen
17%inclusion2.13K decks12.5K decks
Kuja, Genome Sorcerer
17%inclusion82 decks483 decks
Nightscape Familiar
17%inclusion82 decks483 decks
Spellseeker
16%inclusion2.04K decks12.5K decks
Black Waltz No. 3
16%inclusion75 decks478 decks
Voice of Victory
16%inclusion13 decks83 decks
Archmage of Runes
15%inclusion1.93K decks12.5K decks
Emiel the Blessed
15%inclusion5 decks34 decks
Instants
Cyclonic Rift
50%inclusion6.25K decks12.5K decks
Counterspell
50%inclusion6.20K decks12.5K decks
Brain Freeze
49%inclusion6.19K decks12.5K decks
Opt
47%inclusion5.93K decks12.5K decks
Swords to Plowshares
47%inclusion39 decks83 decks
Sink into Stupor
45%inclusion5.59K decks12.5K decks
Dark Ritual
44%inclusion211 decks483 decks
Pact of Negation
43%inclusion5.38K decks12.5K decks
Mental Misstep
42%inclusion5.31K decks12.5K decks
Force of Negation
42%inclusion5.27K decks12.5K decks
Entomb
40%inclusion195 decks483 decks
Consider
40%inclusion4.96K decks12.5K decks
Vampiric Tutor
37%inclusion181 decks483 decks
Enlightened Tutor
36%inclusion30 decks83 decks
Worldly Tutor
35%inclusion42 decks120 decks
Mindbreak Trap
35%inclusion4.36K decks12.5K decks
Pyroblast
33%inclusion4.13K decks12.5K decks
Gut Shot
33%inclusion4.12K decks12.5K decks
Borne Upon a Wind
32%inclusion4.05K decks12.5K decks
Mana Drain
32%inclusion3.96K decks12.5K decks
Dizzy Spell
32%inclusion3.95K decks12.5K decks
Pongify
31%inclusion3.87K decks12.5K decks
Into the Flood Maw
30%inclusion3.70K decks12.5K decks
Red Elemental Blast
29%inclusion3.69K decks12.5K decks
Chain of Vapor
29%inclusion3.63K decks12.5K decks
Final Fortune
28%inclusion3.47K decks12.5K decks
Teferi's Protection
28%inclusion23 decks83 decks
Path to Exile
28%inclusion23 decks83 decks
Origin of Metalbending
27%inclusion19 decks70 decks
Arcane Denial
27%inclusion3.32K decks12.5K decks
Dramatic Reversal
26%inclusion3.23K decks12.5K decks
Silence
25%inclusion21 decks83 decks
Seething Song
25%inclusion3.08K decks12.5K decks
Heroic Intervention
24%inclusion29 decks120 decks
Pyretic Ritual
24%inclusion2.97K decks12.5K decks
Twisted Image
24%inclusion2.96K decks12.5K decks
Magic Damper
23%inclusion2.72K decks11.7K decks
Deadly Rollick
23%inclusion109 decks483 decks
Flame of Anor
22%inclusion2.71K decks12.5K decks
Manamorphose
22%inclusion26 decks120 decks
Misdirection
21%inclusion2.61K decks12.5K decks
Elemental Teachings
20%inclusion14 decks69 decks
Gifts Ungiven
20%inclusion2.52K decks12.5K decks
Negate
20%inclusion2.50K decks12.5K decks
Cycle of Renewal
20%inclusion14 decks70 decks
Intuition
20%inclusion2.47K decks12.5K decks
Muddle the Mixture
20%inclusion2.46K decks12.5K decks
Desperate Ritual
19%inclusion2.44K decks12.5K decks
Redirect Lightning
19%inclusion1.56K decks8.18K decks
Demonic Consultation
18%inclusion89 decks483 decks
Sorceries
Demonic Tutor
47%inclusion225 decks483 decks
Strike It Rich
45%inclusion5.57K decks12.5K decks
Windfall
44%inclusion5.56K decks12.5K decks
Rite of Flame
44%inclusion5.54K decks12.5K decks
Faithless Looting
42%inclusion5.21K decks12.5K decks
Buried Alive
39%inclusion188 decks483 decks
Wild Ride
37%inclusion4.68K decks12.5K decks
Wheel of Fortune
32%inclusion4.05K decks12.5K decks
Reanimate
31%inclusion150 decks483 decks
Grapeshot
30%inclusion3.80K decks12.5K decks
Shared Roots
29%inclusion20 decks69 decks
Toxic Deluge
28%inclusion133 decks483 decks
Serum Visions
24%inclusion2.95K decks12.5K decks
Expressive Iteration
23%inclusion2.93K decks12.5K decks
Will of the Jeskai
23%inclusion2.90K decks12.5K decks
Blasphemous Act
23%inclusion2.87K decks12.5K decks
True Ancestry
23%inclusion16 decks70 decks
Three Visits
23%inclusion27 decks120 decks
Farseek
23%inclusion27 decks120 decks
Vandalblast
21%inclusion2.68K decks12.5K decks
Light Up the Stage
21%inclusion2.65K decks12.5K decks
Unmarked Grave
20%inclusion99 decks483 decks
Sea Gate Restoration
20%inclusion2.50K decks12.5K decks
Nature's Lore
20%inclusion24 decks120 decks
Mizzix's Mastery
19%inclusion2.40K decks12.5K decks
Finale of Devastation
19%inclusion23 decks120 decks
Seismic Sense
19%inclusion13 decks70 decks
Past in Flames
18%inclusion2.28K decks12.5K decks
Stock Up
18%inclusion2.25K decks12.5K decks
Crackle with Power
18%inclusion2.22K decks12.5K decks
Imperial Seal
18%inclusion85 decks483 decks
Solve the Equation
17%inclusion2.13K decks12.5K decks
Haze of Rage
16%inclusion2.02K decks12.5K decks
Eldritch Evolution
16%inclusion19 decks120 decks
Sevinne's Reclamation
16%inclusion13 decks83 decks
Chandra's Ignition
14%inclusion1.72K decks12.5K decks
Savor the Moment
14%inclusion1.72K decks12.5K decks
Neoform
13%inclusion16 decks120 decks
Nature's Rhythm
13%inclusion16 decks120 decks
Cultivate
13%inclusion16 decks120 decks
Mana Geyser
13%inclusion1.64K decks12.5K decks
Rampant Growth
13%inclusion15 decks120 decks
Culling Ritual
12%inclusion5 decks42 decks
Feed the Swarm
11%inclusion53 decks483 decks
Farewell
11%inclusion9 decks83 decks
Merchant Scroll
11%inclusion1.35K decks12.5K decks
Enter the Enigma
11%inclusion1.32K decks12.5K decks
Boomerang Basics
11%inclusion632 decks6K decks
Flow State
10%inclusion219 decks2.09K decks
Match the Odds
10%inclusion9 decks89 decks
Utility Artifacts
The One Ring
38%inclusion4.76K decks12.5K decks
Mishra's Bauble
31%inclusion3.93K decks12.5K decks
Swiftfoot Boots
28%inclusion3.56K decks12.5K decks
Isochron Scepter
27%inclusion3.36K decks12.5K decks
Lightning Greaves
20%inclusion2.46K decks12.5K decks
Urza's Bauble
18%inclusion2.26K decks12.5K decks
Sensei's Divining Top
16%inclusion2.04K decks12.5K decks
Wishclaw Talisman
13%inclusion62 decks483 decks
Tormod's Crypt
10%inclusion1.21K decks12.5K decks
Bolas's Citadel
10%inclusion46 decks483 decks
Ruby Medallion
9.3%inclusion1.17K decks12.5K decks
Sapphire Medallion
8.8%inclusion1.11K decks12.5K decks
Black Mage's Rod
8.7%inclusion42 decks483 decks
The Ozolith
8.3%inclusion1.04K decks12.5K decks
Defense Grid
7.3%inclusion908 decks12.5K decks
Aetherflux Reservoir
6.1%inclusion764 decks12.5K decks
Vexing Bauble
6.1%inclusion757 decks12.5K decks
The Seriema
5.6%inclusion4 decks71 decks
Astrologian's Planisphere
5.5%inclusion686 decks12.5K decks
Enchantments
Smothering Tithe
43%inclusion36 decks83 decks
Sigil of Sleep
33%inclusion4.17K decks12.5K decks
Virtue of Courage
24%inclusion3.04K decks12.5K decks
Whirlwind of Thought
23%inclusion19 decks83 decks
Jeskai Ascendancy
17%inclusion14 decks83 decks
Thousand-Year Storm
16%inclusion1.99K decks12.5K decks
Waste Not
16%inclusion76 decks483 decks
Ghostly Prison
14%inclusion12 decks83 decks
Fiery Inscription
13%inclusion1.66K decks12.5K decks
Propaganda
12%inclusion1.53K decks12.5K decks
Artist's Talent
12%inclusion1.52K decks12.5K decks
Keen Sense
12%inclusion14 decks120 decks
Animate Dead
10%inclusion49 decks483 decks
Leyline of the Guildpact
9.4%inclusion3 decks32 decks
Sylvan Library
9.2%inclusion11 decks120 decks
Necropotence
8.9%inclusion43 decks483 decks
Aura Shards
8.8%inclusion3 decks34 decks
Annie Joins Up
8.8%inclusion3 decks34 decks
Food Chain
8.3%inclusion10 decks120 decks
Wild Growth
8.3%inclusion10 decks120 decks
Amphibian Downpour
7.9%inclusion986 decks12.5K decks
Liliana's Caress
7.7%inclusion37 decks483 decks
Wizard Class
7.5%inclusion937 decks12.5K decks
Ripples of Undeath
7.5%inclusion36 decks483 decks
Aligned Heart
7.2%inclusion6 decks83 decks
Proft's Eidetic Memory
7.0%inclusion871 decks12.5K decks
Omniscience
6.6%inclusion827 decks12.5K decks
Clout of the Dominus
6.1%inclusion769 decks12.5K decks
Land Tax
6.0%inclusion5 decks83 decks
Defense of the Heart
5.8%inclusion7 decks120 decks
Carpet of Flowers
5.8%inclusion7 decks120 decks
Temur Ascendancy
5.8%inclusion7 decks120 decks
Leaves from the Vine
5.7%inclusion4 decks70 decks
Planeswalkers
Ral, Crackling Wit
15%inclusion1.85K decks12.5K decks
Tyvar, Jubilant Brawler
12%inclusion5 decks42 decks
Narset of the Ancient Way
6.0%inclusion5 decks83 decks
Teferi, Time Raveler
6.0%inclusion5 decks83 decks
Narset, Parter of Veils
5.3%inclusion661 decks12.5K decks
Utility Lands
Mistrise Village
50%inclusion6.26K decks12.5K decks
Otawara, Soaring City
48%inclusion6.07K decks12.5K decks
Reliquary Tower
41%inclusion5.13K decks12.5K decks
Boseiju, Who Endures
30%inclusion36 decks120 decks
Gaea's Cradle
24%inclusion29 decks120 decks
Mystic Sanctuary
22%inclusion2.81K decks12.5K decks
Urza's Saga
19%inclusion2.37K decks12.5K decks
Bojuka Bog
18%inclusion89 decks483 decks
Lindblum, Industrial Regency
17%inclusion2.05K decks12.2K decks
Cephalid Coliseum
15%inclusion1.83K decks12.5K decks
Riptide Laboratory
13%inclusion1.68K decks12.5K decks
Abandoned Air Temple
11%inclusion4 decks35 decks
Minamo, School at Water's Edge
11%inclusion1.40K decks12.5K decks
Emergence Zone
11%inclusion1.34K decks12.5K decks
Shifting Woodland
10%inclusion12 decks120 decks
City of Traitors
9.3%inclusion1.17K decks12.5K decks
Seat of the Synod
8.6%inclusion1.07K decks12.5K decks
Ancient Den
8.4%inclusion7 decks83 decks
Adagia, Windswept Bastion
8.2%inclusion5 decks61 decks
Great Furnace
7.9%inclusion984 decks12.5K decks
Ba Sing Se
7.4%inclusion5 decks68 decks
Takenuma, Abandoned Mire
7.2%inclusion35 decks483 decks
Rogue's Passage
6.8%inclusion855 decks12.5K decks
Vault of Whispers
5.4%inclusion26 decks483 decks
Multiversal Passage
5.1%inclusion444 decks8.69K decks
Mana Artifacts
Sol Ring
96%inclusion12K decks12.5K decks
Arcane Signet
88%inclusion11K decks12.5K decks
Talisman of Creativity
63%inclusion7.93K decks12.5K decks
Lotus Petal
61%inclusion7.57K decks12.5K decks
Mox Amber
51%inclusion6.37K decks12.5K decks
Talisman of Dominance
46%inclusion224 decks483 decks
Talisman of Indulgence
41%inclusion198 decks483 decks
Mox Opal
39%inclusion4.82K decks12.5K decks
Izzet Signet
38%inclusion4.70K decks12.5K decks
Fellwar Stone
37%inclusion4.68K decks12.5K decks
Mox Diamond
34%inclusion4.29K decks12.5K decks
Lion's Eye Diamond
31%inclusion3.85K decks12.5K decks
Dimir Signet
25%inclusion119 decks483 decks
Thought Vessel
24%inclusion3.02K decks12.5K decks
Jeweled Amulet
22%inclusion2.76K decks12.5K decks
Springleaf Drum
22%inclusion2.75K decks12.5K decks
Relic of Sauron
18%inclusion86 decks483 decks
Rakdos Signet
17%inclusion84 decks483 decks
Talisman of Conviction
16%inclusion13 decks83 decks
Talisman of Progress
16%inclusion13 decks83 decks
Paradise Mantle
13%inclusion1.68K decks12.5K decks
Grim Monolith
13%inclusion1.63K decks12.5K decks
Everflowing Chalice
11%inclusion1.34K decks12.5K decks
Azorius Signet
10%inclusion8 decks83 decks
Talisman of Curiosity
9.2%inclusion11 decks120 decks
Boros Signet
7.2%inclusion6 decks83 decks
Mind Stone
6.4%inclusion799 decks12.5K decks
Talisman of Impulse
5.8%inclusion7 decks120 decks
Lands
Command Tower
92%inclusion11.5K decks12.5K decks
Steam Vents
79%inclusion9.85K decks12.5K decks
Watery Grave
70%inclusion338 decks483 decks
Shivan Reef
67%inclusion8.34K decks12.5K decks
Training Center
65%inclusion8.17K decks12.5K decks
Blood Crypt
65%inclusion313 decks483 decks
Scalding Tarn
64%inclusion8.07K decks12.5K decks
Breeding Pool
56%inclusion67 decks120 decks
Bayou
55%inclusion23 decks42 decks
Fiery Islet
52%inclusion6.52K decks12.5K decks
Sulfur Falls
51%inclusion6.37K decks12.5K decks
Xander's Lounge
50%inclusion242 decks483 decks
Stomping Ground
50%inclusion60 decks120 decks
Hallowed Fountain
48%inclusion40 decks83 decks
Savannah
47%inclusion16 decks34 decks
Tropical Island
47%inclusion56 decks120 decks
Thundering Falls
46%inclusion5.79K decks12.5K decks
Morphic Pool
46%inclusion220 decks483 decks
Sacred Foundry
45%inclusion37 decks83 decks
Taiga
44%inclusion53 decks120 decks
Volcanic Island
44%inclusion5.49K decks12.5K decks
Riverpyre Verge
43%inclusion5.41K decks12.5K decks
Scrubland
43%inclusion15 decks35 decks
Luxury Suite
42%inclusion204 decks483 decks
Ketria Triome
41%inclusion49 decks120 decks
Polluted Delta
41%inclusion5.11K decks12.5K decks
Flooded Strand
38%inclusion4.76K decks12.5K decks
Gemstone Caverns
37%inclusion4.68K decks12.5K decks
Underground Sea
36%inclusion176 decks483 decks
Tundra
36%inclusion30 decks83 decks
Misty Rainforest
36%inclusion4.50K decks12.5K decks
Stormcarved Coast
36%inclusion4.45K decks12.5K decks
Badlands
35%inclusion171 decks483 decks
City of Brass
35%inclusion4.42K decks12.5K decks
Bloodstained Mire
35%inclusion4.38K decks12.5K decks
Raugrin Triome
35%inclusion29 decks83 decks
Glacial Fortress
35%inclusion29 decks83 decks
Mana Confluence
35%inclusion4.34K decks12.5K decks
Dragonskull Summit
34%inclusion166 decks483 decks
Drowned Catacomb
33%inclusion161 decks483 decks
Arid Mesa
33%inclusion4.10K decks12.5K decks
Cascade Bluffs
32%inclusion3.98K decks12.5K decks
Wooded Foothills
32%inclusion3.95K decks12.5K decks
Plateau
31%inclusion26 decks83 decks
Mystic Monastery
31%inclusion26 decks83 decks
Crumbling Necropolis
31%inclusion151 decks483 decks
Rejuvenating Springs
31%inclusion37 decks120 decks
Exotic Orchard
29%inclusion3.58K decks12.5K decks
Godless Shrine
29%inclusion10 decks35 decks
Clifftop Retreat
28%inclusion23 decks83 decks