Nicol Bolas, Dragon-God + Jace, Cunning Castaway + Ichormoon Gauntlet

Nicol Bolas, Dragon-God
Jace, Cunning Castaway
Ichormoon Gauntlet

Requires
Nicol Bolas, Dragon-God must be on the battlefield. Jace, Cunning Castaway must be on the battlefield. Ichormoon Gauntlet must be on the battlefield.
Steps
  1. Activate Nicol Bolas using Jace's third ability by removing five loyalty counters from it.
  2. If Nicol Bolas has zero loyalty, it dies as a state-based action.
  3. Resolve the Nicol Bolas ability, creating two token copies of Nicol Bolas that aren't legendary.
  4. Activate a Nicol Bolas token by putting zero loyalty counter on it, putting a loyalty counters on the other Nicol Bolas token.
  5. Repeat from step 1 using the second Nicol Bolas token.
Results
Infinite activations of loyalty abilities of Planeswalkers you control. Infinite Nicol Bolas, Dragon-God tokens. Infinite proliferate. Infinite turns.

Nicol Bolas, the Ravager
3.33% of 7543 decks 251 decks
Esika, God of the Tree
0.77% of 19581 decks 151 decks
Sisay, Weatherlight Captain
0.56% of 13195 decks 74 decks
Jodah, the Unifier
0.19% of 20237 decks 39 decks
Jared Carthalion
0.56% of 4438 decks 25 decks
Ramos, Dragon Engine
0.17% of 9344 decks 16 decks
Kess, Dissident Mage
0.10% of 7196 decks 7 decks
Saruman, the White Hand
0.08% of 7620 decks 6 decks
Jodah, Archmage Eternal
0.06% of 8144 decks 5 decks
Niv-Mizzet Reborn
0.09% of 4231 decks 4 decks
Kenrith, the Returned King
0.01% of 23873 decks 3 decks
Yidris, Maelstrom Wielder
0.04% of 6976 decks 3 decks
Kraum, Ludevic's Opus // Tevesh Szat, Doom of Fools
0.20% of 1464 decks 3 decks
Golos, Tireless Pilgrim
0.25% of 789 decks 2 decks
Garth One-Eye
0.05% of 4345 decks 2 decks
Jegantha, the Wellspring
0.14% of 1469 decks 2 decks
Breya, Etherium Shaper
0.01% of 15357 decks 2 decks
The Tenth Doctor // Clara Oswald
0.32% of 630 decks 2 decks
New Cards
Elspeth, Storm Slayer
6% of 16 decks +3% synergy
Scavenger Regent
2% of 40 decks +2% synergy
Mistrise Village
2% of 54 decks -3% synergy
High Synergy Cards
Oath of Teferi
92% of 334 decks +89% synergy
The Chain Veil
77% of 619 decks +76% synergy
Carth the Lion
69% of 334 decks +68% synergy
Nicol Bolas, God-Pharaoh
68% of 619 decks +65% synergy
Oath of Nissa
62% of 334 decks +61% synergy
Vraska, Betrayal's Sting
61% of 619 decks +58% synergy
Deepglow Skate
59% of 619 decks +57% synergy
Doubling Season
65% of 334 decks +56% synergy
Tamiyo, Field Researcher
60% of 331 decks +55% synergy
Teferi, Master of Time
57% of 619 decks +54% synergy
Top Cards
Vorinclex, Monstrous Raider
58% of 334 decks +54% synergy
Spark Double
56% of 619 decks +49% synergy
Narset, Parter of Veils
51% of 619 decks +47% synergy
Flux Channeler
51% of 619 decks +48% synergy
Teferi, Temporal Archmage
49% of 619 decks +48% synergy
Nicol Bolas, Planeswalker
49% of 619 decks +47% synergy
Atraxa, Praetors' Voice
47% of 331 decks +44% synergy
Farseek
47% of 334 decks +13% synergy
Oko, Thief of Crowns
47% of 334 decks +41% synergy
Aminatou, the Fateshifter
46% of 334 decks +43% synergy
Game Changers
Cyclonic Rift
41% of 619 decks +15% synergy
Smothering Tithe
33% of 334 decks +9% synergy
Rhystic Study
32% of 619 decks +6% synergy
Demonic Tutor
30% of 619 decks +8% synergy
Bolas's Citadel
27% of 619 decks +18% synergy
Vampiric Tutor
22% of 619 decks +4% synergy
Ancient Tomb
11% of 619 decks +1% synergy
The One Ring
9% of 619 decks +1% synergy
Tergrid, God of Fright
8% of 619 decks +6% synergy
Chrome Mox
7% of 619 decks +1% synergy
Creatures
Lae'zel, Vlaakith's Champion
45% of 334 decks +42% synergy
Bloom Tender
36% of 334 decks +28% synergy
Tekuthal, Inquiry Dominus
35% of 619 decks +33% synergy
Evolution Sage
33% of 334 decks +26% synergy
Faeburrow Elder
31% of 331 decks +20% synergy
Birds of Paradise
31% of 334 decks +3% synergy
Mila, Crafty Companion
28% of 334 decks +27% synergy
Dreamtide Whale
28% of 348 decks +25% synergy
Thrummingbird
26% of 619 decks +23% synergy
Arena Rector
23% of 334 decks +22% synergy
Delighted Halfling
21% of 321 decks +9% synergy
Onakke Oathkeeper
20% of 285 decks +19% synergy
Jaya's Phoenix
19% of 546 decks +19% synergy
Nightscape Familiar
19% of 619 decks +17% synergy
Esika, God of the Tree
19% of 331 decks +12% synergy
Silent Arbiter
19% of 619 decks +17% synergy
Shalai, Voice of Plenty
16% of 331 decks +9% synergy
Nicol Bolas, the Ravager
15% of 619 decks +13% synergy
Sisay, Weatherlight Captain
15% of 331 decks +9% synergy
Pir, Imaginative Rascal
15% of 334 decks +14% synergy
Valki, God of Lies
14% of 619 decks +13% synergy
Dryad of the Ilysian Grove
14% of 334 decks +6% synergy
Displacer Kitten
13% of 619 decks +8% synergy
Baleful Strix
13% of 619 decks +0% synergy
Djeru, With Eyes Open
13% of 334 decks +13% synergy
Jodah, the Unifier
12% of 331 decks +8% synergy
Jegantha, the Wellspring
12% of 331 decks +6% synergy
Leori, Sparktouched Hunter
11% of 285 decks +10% synergy
Solemn Simulacrum
11% of 619 decks -3% synergy
Pramikon, Sky Rampart
10% of 334 decks +9% synergy
Nicol Bolas
10% of 619 decks +10% synergy
Dockside Extortionist
9% of 619 decks +1% synergy
Bioessence Hydra
9% of 334 decks +9% synergy
Narset, Enlightened Master
9% of 334 decks +8% synergy
Tamiyo, Inquisitive Student
9% of 173 decks +8% synergy
The Locust God
8% of 619 decks +4% synergy
Kethis, the Hidden Hand
8% of 331 decks +6% synergy
The Peregrine Dynamo
8% of 619 decks +7% synergy
Jhoira, Weatherlight Captain
8% of 619 decks +2% synergy
Noble Hierarch
7% of 331 decks -9% synergy
Tomik, Wielder of Law
7% of 222 decks +6% synergy
Ezuri, Stalker of Spheres
7% of 334 decks +4% synergy
Ignoble Hierarch
7% of 334 decks -18% synergy
Captain Sisay
6% of 331 decks +5% synergy
Notion Thief
6% of 619 decks -0% synergy
Jin-Gitaxias
6% of 619 decks +5% synergy
The Scarab God
6% of 619 decks +3% synergy
Reki, the History of Kamigawa
5% of 334 decks +4% synergy
Felidar Guardian
5% of 334 decks +3% synergy
Sheoldred, the Apocalypse
5% of 619 decks -0% synergy
Instants
Ripples of Potential
36% of 482 decks +33% synergy
Teferi's Protection
35% of 334 decks +16% synergy
Counterspell
34% of 619 decks -9% synergy
Swords to Plowshares
33% of 334 decks -30% synergy
Path to Exile
23% of 334 decks -24% synergy
Mana Drain
22% of 619 decks +7% synergy
Chaos Warp
21% of 619 decks -10% synergy
Experimental Augury
19% of 619 decks +17% synergy
Fierce Guardianship
19% of 619 decks +0% synergy
Arcane Denial
18% of 619 decks -2% synergy
Bedevil
17% of 619 decks +4% synergy
Heroic Intervention
16% of 334 decks -14% synergy
Negate
16% of 619 decks -6% synergy
Assassin's Trophy
14% of 334 decks -16% synergy
Enlightened Tutor
14% of 334 decks -3% synergy
Withering Torment
14% of 275 decks +6% synergy
Mutational Advantage
14% of 203 decks +10% synergy
An Offer You Can't Refuse
13% of 619 decks -9% synergy
Brainstorm
13% of 619 decks -7% synergy
Deflecting Swat
11% of 619 decks -5% synergy
Dovin's Veto
11% of 334 decks -7% synergy
Terminate
11% of 619 decks -9% synergy
Dark Ritual
10% of 619 decks -13% synergy
Semester's End
10% of 334 decks +8% synergy
Ignite the Beacon
9% of 334 decks +9% synergy
Countersquall
9% of 619 decks +7% synergy
Anguished Unmaking
9% of 334 decks -15% synergy
Beast Within
9% of 334 decks -28% synergy
Mystical Tutor
9% of 619 decks -6% synergy
Swan Song
9% of 619 decks -8% synergy
Deadly Rollick
8% of 619 decks -3% synergy
Radstorm
8% of 491 decks +7% synergy
Force of Will
7% of 619 decks -3% synergy
Reject Imperfection
7% of 619 decks +6% synergy
Aetherize
7% of 619 decks +1% synergy
Growth Spiral
7% of 334 decks -15% synergy
Despark
7% of 334 decks -8% synergy
Force of Negation
6% of 619 decks -2% synergy
Fell the Profane
6% of 353 decks -2% synergy
Worldly Tutor
6% of 334 decks -8% synergy
Abrade
6% of 619 decks -6% synergy
Brokers Confluence
5% of 331 decks +4% synergy
Atomize
5% of 203 decks +1% synergy
Tyrant's Scorn
5% of 619 decks +5% synergy
Fuel for the Cause
5% of 619 decks +4% synergy
Sorceries
Primevals' Glorious Rebirth
39% of 334 decks +35% synergy
Blasphemous Act
38% of 619 decks +5% synergy
Tezzeret's Gambit
31% of 619 decks +28% synergy
Three Visits
30% of 334 decks +5% synergy
Nature's Lore
30% of 334 decks -2% synergy
Deliver Unto Evil
29% of 619 decks +29% synergy
Farewell
28% of 334 decks +15% synergy
Urza's Ruinous Blast
28% of 334 decks +25% synergy
Cultivate
28% of 334 decks -17% synergy
Toxic Deluge
27% of 619 decks +9% synergy
Supreme Verdict
25% of 334 decks +12% synergy
Damnation
24% of 619 decks +17% synergy
Deploy the Gatewatch
23% of 334 decks +23% synergy
The Elderspell
23% of 619 decks +23% synergy
Eerie Ultimatum
19% of 331 decks +7% synergy
Dark Intimations
18% of 619 decks +17% synergy
Kodama's Reach
17% of 334 decks -13% synergy
Torment of Hailfire
17% of 619 decks +13% synergy
Rampant Growth
15% of 334 decks -20% synergy
Wrath of God
14% of 334 decks +8% synergy
Contentious Plan
13% of 619 decks +12% synergy
Crux of Fate
13% of 619 decks +11% synergy
Windfall
13% of 619 decks +1% synergy
Vandalblast
13% of 619 decks -2% synergy
Blasphemous Edict
13% of 227 decks +6% synergy
Call the Gatewatch
13% of 334 decks +12% synergy
Skyshroud Claim
11% of 334 decks +2% synergy
Ruinous Ultimatum
10% of 334 decks -9% synergy
Cruel Ultimatum
10% of 619 decks +7% synergy
Hour of Devastation
9% of 619 decks +8% synergy
Damn
9% of 334 decks -8% synergy
Kamahl's Druidic Vow
8% of 334 decks +8% synergy
Command the Dreadhorde
8% of 619 decks +7% synergy
Drown in Ichor
7% of 619 decks +6% synergy
Time Wipe
7% of 334 decks +1% synergy
Promise of Loyalty
7% of 334 decks +4% synergy
Feed the Swarm
7% of 619 decks -11% synergy
Merciless Eviction
6% of 334 decks +2% synergy
Triumphant Reckoning
6% of 334 decks +6% synergy
Vanquish the Horde
6% of 334 decks +3% synergy
Genesis Ultimatum
6% of 334 decks +1% synergy
Unnatural Restoration
6% of 334 decks +3% synergy
Settle the Score
6% of 619 decks +5% synergy
Diabolic Tutor
5% of 619 decks -1% synergy
Jeska's Will
5% of 619 decks -11% synergy
Savor the Moment
5% of 619 decks +5% synergy
Dark Deal
5% of 619 decks +3% synergy
Syphon Mind
5% of 619 decks +2% synergy
Utility Artifacts
Rings of Brighthearth
28% of 619 decks +26% synergy
Commander's Sphere
16% of 619 decks +2% synergy
Luxior, Giada's Gift
13% of 619 decks +13% synergy
Sensei's Divining Top
12% of 619 decks +7% synergy
Contagion Engine
11% of 619 decks +10% synergy
Norn's Annex
9% of 334 decks +7% synergy
Lithoform Engine
8% of 619 decks +7% synergy
Nevinyrral's Disk
7% of 619 decks +6% synergy
Contagion Clasp
7% of 619 decks +6% synergy
Aetherflux Reservoir
7% of 619 decks +3% synergy
Lotus Petal
6% of 619 decks -1% synergy
Wayfarer's Bauble
5% of 619 decks -4% synergy
Gem of Becoming
5% of 619 decks +5% synergy
Enchantments
Oath of Gideon
37% of 334 decks +36% synergy
Brokers Ascendancy
35% of 331 decks +29% synergy
Inexorable Tide
33% of 619 decks +30% synergy
Oath of Ajani
31% of 331 decks +30% synergy
The Eldest Reborn
26% of 619 decks +24% synergy
Innkeeper's Talent
22% of 159 decks +17% synergy
Teferi's Talent
22% of 619 decks +21% synergy
Rowan's Talent
20% of 619 decks +20% synergy
All Will Be One
20% of 619 decks +17% synergy
Propaganda
19% of 619 decks +7% synergy
Leyline of the Guildpact
18% of 216 decks +2% synergy
Liliana's Talent
17% of 619 decks +16% synergy
Mystic Remora
16% of 619 decks -2% synergy
Urza Assembles the Titans
14% of 334 decks +14% synergy
Oath of Jace
12% of 619 decks +12% synergy
Oath of Kaya
11% of 334 decks +11% synergy
Sphere of Safety
10% of 334 decks +6% synergy
Oath of Liliana
9% of 619 decks +9% synergy
Dueling Grounds
8% of 331 decks +8% synergy
Omniscience
8% of 619 decks +5% synergy
Phyrexian Arena
8% of 619 decks -7% synergy
Sylvan Library
8% of 334 decks -3% synergy
Waste Not
8% of 619 decks +6% synergy
Ghostly Prison
7% of 334 decks -4% synergy
Elspeth's Talent
7% of 334 decks +7% synergy
Kaya's Ghostform
6% of 619 decks +3% synergy
Black Market Connections
6% of 619 decks -5% synergy
As Foretold
6% of 619 decks +4% synergy
Mirari's Wake
6% of 331 decks -7% synergy
Whirlwind of Thought
6% of 334 decks -4% synergy
Paradox Haze
5% of 619 decks +4% synergy
Sterling Grove
5% of 331 decks -2% synergy
Painful Quandary
5% of 619 decks +3% synergy
Planeswalkers
Commodore Guff
45% of 321 decks +44% synergy
Teferi, Time Raveler
44% of 334 decks +38% synergy
Ugin, the Spirit Dragon
43% of 619 decks +42% synergy
Elspeth, Sun's Champion
43% of 334 decks +38% synergy
Ashiok, Dream Render
41% of 619 decks +38% synergy
Wrenn and Realmbreaker
41% of 334 decks +39% synergy
Liliana, Dreadhorde General
36% of 619 decks +32% synergy
Teferi, Who Slows the Sunset
35% of 334 decks +33% synergy
Teferi, Hero of Dominaria
34% of 334 decks +32% synergy
The Eternal Wanderer
33% of 334 decks +30% synergy
Kaya the Inexorable
32% of 334 decks +30% synergy
Vronos, Masked Inquisitor
32% of 546 decks +31% synergy
Chandra, Legacy of Fire
31% of 546 decks +30% synergy
Ajani Steadfast
27% of 334 decks +26% synergy
Jace, the Mind Sculptor
27% of 619 decks +26% synergy
Tezzeret the Seeker
26% of 619 decks +24% synergy
Nicol Bolas, the Deceiver
24% of 619 decks +23% synergy
Narset Transcendent
24% of 334 decks +23% synergy
Chandra, Torch of Defiance
24% of 619 decks +21% synergy
Tezzeret, Artifice Master
23% of 619 decks +22% synergy
Sarkhan the Masterless
21% of 619 decks +21% synergy
Kasmina, Enigma Sage
21% of 334 decks +20% synergy
Ajani, the Greathearted
20% of 331 decks +17% synergy
Geyadrone Dihada
20% of 619 decks +18% synergy
Saheeli, Sublime Artificer
20% of 619 decks +16% synergy
Ajani, Sleeper Agent
20% of 331 decks +18% synergy
Vraska, Relic Seeker
19% of 334 decks +18% synergy
Dihada, Binder of Wills
19% of 334 decks +14% synergy
Dack Fayden
18% of 619 decks +17% synergy
Ral Zarek
18% of 619 decks +17% synergy
Tamiyo, Compleated Sage
18% of 334 decks +17% synergy
Chandra, Awakened Inferno
17% of 619 decks +16% synergy
Teferi, Temporal Pilgrim
17% of 619 decks +16% synergy
Ajani Unyielding
17% of 331 decks +16% synergy
Liliana Vess
16% of 619 decks +15% synergy
Tevesh Szat, Doom of Fools
15% of 619 decks +14% synergy
Narset of the Ancient Way
15% of 334 decks +12% synergy
Kasmina, Enigmatic Mentor
15% of 619 decks +15% synergy
Tamiyo, the Moon Sage
14% of 619 decks +14% synergy
Chandra, Acolyte of Flame
14% of 619 decks +13% synergy
Ashiok, Nightmare Muse
14% of 619 decks +13% synergy
Kiora, the Crashing Wave
14% of 334 decks +13% synergy
Tezzeret, Master of the Bridge
13% of 619 decks +11% synergy
The Wanderer
12% of 334 decks +11% synergy
Vraska the Unseen
12% of 334 decks +11% synergy
Ob Nixilis Reignited
12% of 619 decks +11% synergy
Teyo, Geometric Tactician
12% of 285 decks +11% synergy
Ajani, Mentor of Heroes
11% of 331 decks +11% synergy
Liliana of the Veil
11% of 619 decks +10% synergy
Tamiyo, Collector of Tales
11% of 334 decks +10% synergy
Utility Lands
Karn's Bastion
54% of 619 decks +49% synergy
Interplanar Beacon
48% of 619 decks +48% synergy
Reliquary Tower
32% of 619 decks +2% synergy
Bojuka Bog
17% of 619 decks -12% synergy
Urborg, Tomb of Yawgmoth
17% of 619 decks +8% synergy
Boseiju, Who Endures
12% of 334 decks -6% synergy
Great Hall of the Citadel
10% of 577 decks +8% synergy
Maze of Ith
9% of 619 decks +7% synergy
Field of the Dead
9% of 619 decks +6% synergy
Cascading Cataracts
9% of 619 decks +8% synergy
Otawara, Soaring City
9% of 619 decks -7% synergy
Takenuma, Abandoned Mire
8% of 619 decks -2% synergy
Yavimaya, Cradle of Growth
7% of 619 decks -2% synergy
Cabal Coffers
6% of 619 decks -4% synergy
Urza's Saga
6% of 619 decks -1% synergy
Temple of the False God
6% of 619 decks -3% synergy
Seat of the Synod
5% of 619 decks -1% synergy
Vault of Whispers
5% of 619 decks +1% synergy
Great Furnace
5% of 619 decks -0% synergy
Mana Artifacts
Sol Ring
88% of 619 decks +4% synergy
Arcane Signet
83% of 619 decks +11% synergy
Chromatic Lantern
56% of 619 decks +46% synergy
Fellwar Stone
33% of 619 decks +12% synergy
Dimir Signet
29% of 619 decks +1% synergy
Talisman of Dominance
28% of 619 decks -5% synergy
Izzet Signet
27% of 619 decks -0% synergy
Talisman of Creativity
27% of 619 decks -2% synergy
Rakdos Signet
25% of 619 decks -4% synergy
Talisman of Indulgence
23% of 619 decks -4% synergy
Relic of Sauron
18% of 574 decks +9% synergy
Timeless Lotus
18% of 331 decks +6% synergy
Mox Amber
16% of 619 decks +12% synergy
Chromatic Orrery
13% of 619 decks +11% synergy
Gatewatch Beacon
12% of 285 decks +12% synergy
Staff of Compleation
12% of 619 decks +11% synergy
Thought Vessel
12% of 619 decks -5% synergy
Aetheric Amplifier
11% of 140 decks +11% synergy
Everflowing Chalice
11% of 619 decks +6% synergy
Replicating Ring
10% of 619 decks +9% synergy
Gilded Lotus
10% of 619 decks +7% synergy
Mana Crypt
10% of 619 decks +4% synergy
Honor-Worn Shaku
9% of 619 decks +9% synergy
Visage of Bolas
8% of 619 decks +8% synergy
Astral Cornucopia
7% of 619 decks +6% synergy
Mana Vault
7% of 619 decks +1% synergy
The Aetherspark
6% of 141 decks +5% synergy
Mox Opal
6% of 619 decks +1% synergy
Lands
Command Tower
93% of 619 decks +18% synergy
Exotic Orchard
58% of 619 decks +22% synergy
Steam Vents
53% of 619 decks +14% synergy
Watery Grave
52% of 619 decks +12% synergy
Temple Garden
48% of 331 decks +8% synergy
Blood Crypt
47% of 619 decks +9% synergy
Hallowed Fountain
47% of 334 decks +7% synergy
The World Tree
46% of 331 decks +14% synergy
Breeding Pool
46% of 334 decks +5% synergy
Xander's Lounge
43% of 619 decks +18% synergy
Overgrown Tomb
43% of 334 decks +1% synergy
Scalding Tarn
42% of 619 decks +31% synergy
Godless Shrine
41% of 334 decks +1% synergy
Polluted Delta
40% of 619 decks +29% synergy
Stomping Ground
40% of 334 decks -1% synergy
Indatha Triome
37% of 331 decks +8% synergy
Bloodstained Mire
37% of 619 decks +26% synergy
Spara's Headquarters
37% of 331 decks +7% synergy
Zagoth Triome
36% of 334 decks +6% synergy
Sacred Foundry
36% of 334 decks +0% synergy
Ketria Triome
35% of 334 decks +3% synergy
Raugrin Triome
31% of 334 decks +5% synergy
Drowned Catacomb
30% of 619 decks +3% synergy
Dragonskull Summit
30% of 619 decks -3% synergy
Sulfur Falls
29% of 619 decks -3% synergy
Training Center
29% of 619 decks +3% synergy
Crumbling Necropolis
29% of 619 decks -2% synergy
Morphic Pool
28% of 619 decks +2% synergy
Luxury Suite
27% of 619 decks +1% synergy
Raffine's Tower
27% of 334 decks +1% synergy
Jetmir's Garden
27% of 331 decks -4% synergy
Marsh Flats
26% of 619 decks +15% synergy
Ziatora's Proving Ground
26% of 334 decks -4% synergy
Reflecting Pool
26% of 619 decks +20% synergy
Savai Triome
25% of 334 decks -1% synergy
Flooded Strand
25% of 619 decks +15% synergy
Misty Rainforest
25% of 619 decks +13% synergy
Verdant Catacombs
24% of 619 decks +13% synergy
Arid Mesa
23% of 619 decks +12% synergy
Windswept Heath
22% of 619 decks +11% synergy
Mana Confluence
21% of 619 decks +14% synergy
Wooded Foothills
21% of 619 decks +10% synergy
City of Brass
20% of 619 decks +12% synergy
Sunken Hollow
19% of 619 decks -16% synergy
Shipwreck Marsh
19% of 619 decks +0% synergy
Savannah
19% of 331 decks +6% synergy
Tundra
18% of 334 decks +4% synergy
Tropical Island
18% of 334 decks +4% synergy
Stormcarved Coast
17% of 619 decks -1% synergy
Plaza of Heroes
17% of 619 decks +14% synergy