Bloodletter of Aclazotz + Quietus Spike

Bloodletter of Aclazotz
Quietus Spike

Requires
Bloodletter of Aclazotz must be on the battlefield. Quietus Spike must be on the battlefield. Quietus Spike attached to a creature you control that can attack this turn and that cannot be blocked by an opponent.
Steps
  1. Deal combat damage to an opponent using the creature that has Quietus Spike attached.
  2. Quietus Spike triggers, causing the defending opponent to lose their entire life total due to Bloodletter of Aclazotz.
  3. The opponent loses the game due to having 0 or less life.
Results
Infinite lifeloss for target opponent. Target opponent loses the game.

Blitzwing, Cruel Tormentor
26.67% of 225 decks 60 decks
Gorm the Great // Virtus the Veiled
17.74% of 744 decks 132 decks
Astarion, the Decadent
7.75% of 2994 decks 232 decks
MacCready, Lamplight Mayor
6.40% of 469 decks 30 decks
Ramses, Assassin Lord
1.57% of 2547 decks 40 decks
New Cards
Essence Channeler
89% of 19 decks +87% synergy
Starscape Cleric
60% of 45 decks +57% synergy
Lunar Convocation
50% of 46 decks +47% synergy
Patchwork Banner
34% of 76 decks +19% synergy
Dawn's Truce
27% of 55 decks +18% synergy
High Synergy Cards
Ochran Assassin
59% of 192 decks +59% synergy
Guardian Augmenter
52% of 192 decks +51% synergy
Wound Reflection
51% of 1018 decks +50% synergy
Assassin's Trophy
56% of 192 decks +49% synergy
Achilles Davenport
51% of 57 decks +49% synergy
Glissa Sunslayer
50% of 192 decks +49% synergy
Rush of Dread
49% of 508 decks +49% synergy
Ohran Frostfang
48% of 192 decks +46% synergy
Exquisite Blood
48% of 1018 decks +46% synergy
Taunting Elf
45% of 192 decks +45% synergy
Top Cards
Swords to Plowshares
64% of 424 decks +36% synergy
Cultivate
62% of 192 decks +40% synergy
Counterspell
59% of 188 decks +38% synergy
Path to Exile
53% of 424 decks +32% synergy
Heroic Intervention
52% of 192 decks +38% synergy
Rampant Growth
50% of 192 decks +34% synergy
Swiftfoot Boots
49% of 1018 decks +21% synergy
Kodama's Reach
47% of 192 decks +32% synergy
Dark Ritual
46% of 1018 decks +35% synergy
Saryth, the Viper's Fang
46% of 192 decks +44% synergy
Creatures
Kambal, Consul of Allocation
44% of 424 decks +42% synergy
Toski, Bearer of Secrets
43% of 192 decks +39% synergy
Leyline Prowler
41% of 192 decks +40% synergy
Vito, Thorn of the Dusk Rose
39% of 1018 decks +37% synergy
Indulging Patrician
37% of 424 decks +37% synergy
Fynn, the Fangbearer
37% of 192 decks +36% synergy
Elenda's Hierophant
37% of 363 decks +35% synergy
Shinen of Life's Roar
36% of 192 decks +36% synergy
Nightshade Dryad
36% of 53 decks +34% synergy
Ezio, Blade of Vengeance
35% of 110 decks +35% synergy
Loyal Inventor
35% of 26 decks +32% synergy
Soul Warden
34% of 424 decks +32% synergy
Cliffhaven Vampire
33% of 424 decks +33% synergy
Sorin of House Markov
33% of 155 decks +32% synergy
Olivia, Opulent Outlaw
33% of 55 decks +32% synergy
Edward Kenway
32% of 22 decks +31% synergy
Llanowar Elves
32% of 192 decks +22% synergy
Basim Ibn Ishaq
32% of 57 decks +29% synergy
Thraximundar
31% of 55 decks +31% synergy
Birds of Paradise
31% of 192 decks +18% synergy
Drana's Emissary
30% of 424 decks +30% synergy
Arno Dorian
30% of 33 decks +28% synergy
Poison-Tip Archer
30% of 192 decks +29% synergy
Acidic Slime
30% of 192 decks +28% synergy
Altaïr Ibn-La'Ahad
30% of 57 decks +29% synergy
Etrata, the Silencer
30% of 188 decks +30% synergy
Gray Merchant of Asphodel
30% of 1018 decks +25% synergy
Aveline de Grandpré
30% of 37 decks +29% synergy
Elas il-Kor, Sadistic Pilgrim
30% of 424 decks +27% synergy
Suture Priest
29% of 424 decks +28% synergy
Blood Artist
29% of 1018 decks +23% synergy
Ratonhnhaké꞉ton
29% of 21 decks +27% synergy
Bayek of Siwa
29% of 28 decks +26% synergy
Queen Marchesa
28% of 86 decks +27% synergy
Charismatic Conqueror
28% of 363 decks +25% synergy
Shao Jun
28% of 18 decks +27% synergy
Chevill, Bane of Monsters
28% of 192 decks +27% synergy
Aya of Alexandria
27% of 26 decks +25% synergy
Crypt Ghast
27% of 1018 decks +24% synergy
Vizkopa Guildmage
26% of 424 decks +26% synergy
Markov Purifier
26% of 424 decks +26% synergy
Deathcap Cultivator
26% of 192 decks +26% synergy
Cruel Celebrant
26% of 424 decks +24% synergy
Master of Cruelties
26% of 189 decks +25% synergy
Noble Quarry
24% of 192 decks +24% synergy
Callidus Assassin
24% of 188 decks +24% synergy
Moonstone Eulogist
24% of 29 decks +22% synergy
Archfiend of Despair
24% of 1018 decks +23% synergy
Anara, Wolvid Familiar
23% of 192 decks +23% synergy
Marauding Blight-Priest
23% of 1018 decks +22% synergy
Instants
Beast Within
45% of 192 decks +26% synergy
Golgari Charm
42% of 192 decks +41% synergy
Cyclonic Rift
41% of 188 decks +27% synergy
Putrefy
40% of 192 decks +37% synergy
Anguished Unmaking
39% of 424 decks +33% synergy
Tamiyo's Safekeeping
35% of 192 decks +32% synergy
Mortify
34% of 424 decks +31% synergy
Revitalizing Repast
33% of 63 decks +30% synergy
Negate
30% of 188 decks +18% synergy
Fierce Guardianship
29% of 188 decks +21% synergy
Rakdos Charm
29% of 189 decks +26% synergy
Terminate
28% of 189 decks +23% synergy
An Offer You Can't Refuse
28% of 188 decks +18% synergy
Fracture
27% of 424 decks +25% synergy
Vampiric Tutor
24% of 1018 decks +15% synergy
Despark
24% of 424 decks +20% synergy
Beacon of Immortality
23% of 424 decks +22% synergy
Mana Drain
22% of 188 decks +14% synergy
Brainstorm
22% of 188 decks +11% synergy
Obscuring Haze
21% of 192 decks +20% synergy
Tyvar's Stand
20% of 192 decks +18% synergy
Teferi's Protection
20% of 424 decks +11% synergy
Deflecting Swat
20% of 189 decks +12% synergy
Chaos Warp
19% of 189 decks +3% synergy
Deadly Rollick
19% of 1018 decks +14% synergy
Deathsprout
18% of 192 decks +17% synergy
Swan Song
18% of 188 decks +9% synergy
Bedevil
17% of 189 decks +14% synergy
Consuming Corruption
16% of 269 decks +15% synergy
Arcane Denial
15% of 188 decks +6% synergy
Astarion's Thirst
15% of 1018 decks +15% synergy
Boros Charm
15% of 86 decks +9% synergy
Go for the Throat
15% of 1018 decks +11% synergy
Mystical Tutor
15% of 188 decks +7% synergy
Generous Gift
15% of 424 decks +3% synergy
Gaze of the Gorgon
15% of 192 decks +15% synergy
Inkshield
14% of 424 decks +13% synergy
Crackling Doom
14% of 86 decks +13% synergy
Enlightened Tutor
13% of 424 decks +5% synergy
Infernal Grasp
13% of 1018 decks +9% synergy
Obscura Confluence
13% of 47 decks +13% synergy
Void Rend
13% of 47 decks +11% synergy
Return to Nature
12% of 192 decks +9% synergy
Desynchronization
12% of 50 decks +9% synergy
Tear Asunder
12% of 192 decks +11% synergy
Revitalize
12% of 424 decks +11% synergy
Sink into Stupor
12% of 69 decks +4% synergy
Obscura Charm
11% of 47 decks +10% synergy
Fell the Profane
10% of 301 decks +4% synergy
Heliod's Intervention
10% of 424 decks +8% synergy
Sorceries
Revival // Revenge
42% of 424 decks +41% synergy
Nature's Lore
41% of 192 decks +26% synergy
Exsanguinate
38% of 1018 decks +35% synergy
Debt to the Deathless
35% of 424 decks +34% synergy
Three Visits
31% of 192 decks +19% synergy
Damn
30% of 424 decks +27% synergy
Blood Tribute
29% of 1018 decks +29% synergy
Demonic Tutor
28% of 1018 decks +16% synergy
Viewpoint Synchronization
28% of 40 decks +26% synergy
Sign in Blood
27% of 1018 decks +22% synergy
Destined // Lead
27% of 192 decks +27% synergy
Farseek
27% of 192 decks +11% synergy
Blasphemous Act
26% of 189 decks +10% synergy
Harmonize
26% of 192 decks +22% synergy
Eagle Vision
25% of 57 decks +22% synergy
Ruinous Ultimatum
24% of 86 decks +22% synergy
Fraying Omnipotence
22% of 1018 decks +22% synergy
Feed the Swarm
21% of 1018 decks +12% synergy
Peer into the Abyss
21% of 1018 decks +19% synergy
Fumigate
21% of 424 decks +19% synergy
Read the Bones
20% of 1018 decks +16% synergy
Toxic Deluge
20% of 1018 decks +11% synergy
Farewell
20% of 424 decks +13% synergy
Night's Whisper
19% of 1018 decks +14% synergy
Diabolic Tutor
18% of 1018 decks +15% synergy
Insatiable Avarice
18% of 508 decks +14% synergy
Dig Up
16% of 192 decks +15% synergy
Casualties of War
16% of 192 decks +15% synergy
Overpowering Attack
15% of 33 decks +11% synergy
Damnation
15% of 1018 decks +11% synergy
Vandalblast
15% of 189 decks +7% synergy
Vindicate
14% of 424 decks +13% synergy
Roar of Challenge
13% of 192 decks +13% synergy
Austere Command
13% of 424 decks +7% synergy
Jeska's Will
13% of 189 decks +4% synergy
Reanimate
12% of 1018 decks +5% synergy
Faithless Looting
12% of 189 decks +4% synergy
Temporal Extortion
12% of 1018 decks +12% synergy
Kaya's Wrath
12% of 424 decks +11% synergy
Ponder
12% of 188 decks +5% synergy
Fell
11% of 115 decks +9% synergy
Culling Ritual
11% of 192 decks +9% synergy
Supreme Verdict
11% of 47 decks +7% synergy
Torment of Hailfire
11% of 1018 decks +8% synergy
Bala Ged Recovery
10% of 192 decks +6% synergy
Artful Dodge
10% of 188 decks +9% synergy
Grim Tutor
9% of 1018 decks +7% synergy
Sleep
9% of 188 decks +9% synergy
Raise the Palisade
9% of 188 decks +7% synergy
Deadly Allure
9% of 192 decks +9% synergy
Utility Artifacts
Lightning Greaves
41% of 1018 decks +15% synergy
Brotherhood Regalia
29% of 181 decks +21% synergy
Assassin Gauntlet
26% of 38 decks +24% synergy
Whispersilk Cloak
25% of 1018 decks +21% synergy
Caduceus, Staff of Hermes
25% of 106 decks +21% synergy
Scytheclaw
23% of 1018 decks +23% synergy
Bident of Thassa
23% of 188 decks +20% synergy
Bolas's Citadel
21% of 1018 decks +16% synergy
Vorpal Sword
21% of 1018 decks +20% synergy
Jet Medallion
19% of 1018 decks +16% synergy
Aetherflux Reservoir
18% of 1018 decks +14% synergy
Bontu's Monument
18% of 1018 decks +15% synergy
Tainted Sigil
17% of 424 decks +17% synergy
Alhammarret's Archive
16% of 1018 decks +14% synergy
Mask of Riddles
15% of 188 decks +15% synergy
Well of Lost Dreams
14% of 1018 decks +12% synergy
Trailblazer's Boots
14% of 1018 decks +12% synergy
Strionic Resonator
13% of 1018 decks +10% synergy
Mithril Coat
12% of 1018 decks +6% synergy
Thieves' Tools
12% of 1018 decks +12% synergy
Sinister Monolith
12% of 76 decks +10% synergy
Winged Boots
12% of 188 decks +11% synergy
Fireshrieker
11% of 1018 decks +10% synergy
The Key to the Vault
10% of 105 decks +9% synergy
Infiltration Lens
10% of 1018 decks +10% synergy
Wayfarer's Bauble
9% of 1018 decks -2% synergy
Bow of Nylea
9% of 192 decks +8% synergy
Prowler's Helm
9% of 1018 decks +8% synergy
The One Ring
9% of 1018 decks -0% synergy
Smoke Bomb
8% of 181 decks +6% synergy
Sensei's Divining Top
8% of 1018 decks +2% synergy
Hunter's Bow
8% of 40 decks +7% synergy
Whip of Erebos
7% of 1018 decks +6% synergy
Basilisk Collar
7% of 1018 decks +4% synergy
Silver Shroud Costume
6% of 549 decks +5% synergy
Sword of the Animist
6% of 1018 decks +1% synergy
Herald's Horn
6% of 1018 decks -0% synergy
Cosmos Elixir
6% of 1018 decks +5% synergy
Sword of Feast and Famine
6% of 1018 decks +4% synergy
Blade of the Bloodchief
6% of 1018 decks +5% synergy
Mindcrank
6% of 1018 decks +4% synergy
Shadowspear
6% of 1018 decks +2% synergy
Darksteel Plate
6% of 1018 decks +4% synergy
Archaeomancer's Map
5% of 424 decks +4% synergy
Enchantments
Lure
45% of 192 decks +45% synergy
Sanguine Bond
45% of 1018 decks +42% synergy
Aqueous Form
35% of 188 decks +33% synergy
Rhystic Study
35% of 188 decks +21% synergy
Raised by Giants
34% of 192 decks +34% synergy
Vraska Joins Up
33% of 99 decks +32% synergy
Phyrexian Arena
33% of 1018 decks +26% synergy
Smothering Tithe
31% of 424 decks +20% synergy
Family's Favor
27% of 192 decks +27% synergy
Rooftop Bypass
26% of 57 decks +25% synergy
Boon Reflection
25% of 424 decks +24% synergy
Blind Obedience
25% of 424 decks +21% synergy
Propaganda
24% of 188 decks +19% synergy
Warlock Class
24% of 1018 decks +24% synergy
Leyline of the Guildpact
24% of 25 decks +22% synergy
Cleric Class
21% of 424 decks +20% synergy
Ghostly Prison
21% of 424 decks +16% synergy
Double Down
18% of 103 decks +18% synergy
Black Market Connections
17% of 1018 decks +11% synergy
Authority of the Consuls
16% of 424 decks +14% synergy
Reconnaissance Mission
16% of 188 decks +13% synergy
Kindred Discovery
14% of 188 decks +10% synergy
Aether Tunnel
13% of 188 decks +13% synergy
Coastal Piracy
13% of 188 decks +12% synergy
Havoc Festival
13% of 189 decks +12% synergy
Bloodchief Ascension
12% of 1018 decks +11% synergy
Sylvan Library
12% of 192 decks +6% synergy
Reflections of Littjara
12% of 188 decks +9% synergy
Mystic Remora
12% of 188 decks +3% synergy
Asceticism
11% of 192 decks +10% synergy
Rhythm of the Wild
11% of 35 decks +6% synergy
Painful Quandary
11% of 1018 decks +10% synergy
Land Tax
11% of 424 decks +8% synergy
March of the Canonized
10% of 363 decks +10% synergy
Assemble the Players
10% of 270 decks +10% synergy
Rogue Class
10% of 188 decks +9% synergy
Impact Tremors
10% of 189 decks +5% synergy
Tainted Remedy
9% of 1018 decks +9% synergy
Myth Unbound
9% of 192 decks +9% synergy
Wild Growth
9% of 192 decks +4% synergy
Black Market
9% of 1018 decks +7% synergy
Combat Research
9% of 188 decks +8% synergy
No Mercy
9% of 1018 decks +8% synergy
Fiery Emancipation
9% of 189 decks +7% synergy
Canopy Cover
9% of 192 decks +8% synergy
Underworld Dreams
9% of 1018 decks +7% synergy
Glasswing Grace
8% of 142 decks +7% synergy
Necropotence
8% of 1018 decks +6% synergy
Warleader's Call
8% of 61 decks +5% synergy
Descent into Avernus
8% of 189 decks +6% synergy
Planeswalkers
Vraska the Unseen
36% of 192 decks +36% synergy
Sorin Markov
20% of 1018 decks +19% synergy
Sorin, Vengeful Bloodlord
14% of 424 decks +13% synergy
Kaito, Dancing Shadow
12% of 188 decks +11% synergy
Kaito Shizuki
11% of 188 decks +11% synergy
Vraska, Golgari Queen
11% of 192 decks +10% synergy
Vraska, Swarm's Eminence
8% of 192 decks +8% synergy
Kaya, Intangible Slayer
8% of 424 decks +8% synergy
Sorin, Lord of Innistrad
7% of 424 decks +6% synergy
Sorin, Grim Nemesis
6% of 424 decks +5% synergy
Utility Lands
Rogue's Passage
46% of 1018 decks +27% synergy
Bojuka Bog
40% of 1018 decks +25% synergy
Vault of the Archangel
40% of 424 decks +38% synergy
Reliquary Tower
33% of 1018 decks +4% synergy
Cabal Coffers
29% of 1018 decks +23% synergy
Urborg, Tomb of Yawgmoth
29% of 1018 decks +19% synergy
Restless Fortress
24% of 424 decks +23% synergy
Access Tunnel
20% of 1018 decks +18% synergy
Boseiju, Who Endures
20% of 192 decks +11% synergy
Otawara, Soaring City
19% of 188 decks +11% synergy
Three Tree City
17% of 115 decks +3% synergy
Shizo, Death's Storehouse
17% of 1018 decks +15% synergy
Creeping Tar Pit
14% of 188 decks +14% synergy
Arena of Glory
12% of 56 decks +7% synergy
Cabal Stronghold
12% of 1018 decks +10% synergy
Kessig Wolf Run
11% of 35 decks +8% synergy
Temple of the False God
11% of 1018 decks +1% synergy
Witch's Cottage
11% of 1018 decks +9% synergy
The Black Gate
11% of 1018 decks +8% synergy
Takenuma, Abandoned Mire
10% of 1018 decks +4% synergy
Nykthos, Shrine to Nyx
10% of 1018 decks +4% synergy
Castle Locthwain
9% of 1018 decks +7% synergy
Ancient Tomb
9% of 1018 decks -1% synergy
Mortuary Mire
9% of 1018 decks +7% synergy
Hissing Quagmire
9% of 192 decks +9% synergy
Yavimaya Hollow
9% of 192 decks +8% synergy
Shambling Vent
8% of 424 decks +8% synergy
Radiant Fountain
8% of 1018 decks +7% synergy
Restless Cottage
8% of 192 decks +7% synergy
War Room
8% of 1018 decks +1% synergy
Restless Reef
7% of 144 decks +6% synergy
Mystic Sanctuary
7% of 188 decks +1% synergy
Minas Morgul, Dark Fortress
7% of 1018 decks +6% synergy
Eiganjo, Seat of the Empire
6% of 424 decks +2% synergy
Kabira Crossroads
6% of 424 decks +6% synergy
Archway of Innovation
6% of 66 decks +4% synergy
Command Beacon
6% of 1018 decks +1% synergy
Restless Vents
6% of 156 decks +5% synergy
Phyrexian Tower
6% of 1018 decks +1% synergy
Yavimaya, Cradle of Growth
5% of 1018 decks -4% synergy
Mana Artifacts
Sol Ring
93% of 1018 decks +8% synergy
Arcane Signet
75% of 1018 decks +4% synergy
Orzhov Signet
48% of 424 decks +42% synergy
Golgari Signet
38% of 192 decks +35% synergy
Talisman of Hierarchy
38% of 424 decks +32% synergy
Dimir Signet
37% of 188 decks +30% synergy
Talisman of Dominance
36% of 188 decks +28% synergy
Rakdos Signet
30% of 189 decks +23% synergy
Timeless Lotus
27% of 26 decks +26% synergy
Talisman of Creativity
24% of 55 decks +17% synergy
Talisman of Indulgence
21% of 189 decks +15% synergy
Talisman of Resilience
21% of 192 decks +18% synergy
Commander's Sphere
19% of 1018 decks +3% synergy
Azorius Signet
19% of 47 decks +13% synergy
Mind Stone
18% of 1018 decks +0% synergy
Thought Vessel
18% of 1018 decks +2% synergy
Fellwar Stone
17% of 1018 decks -4% synergy
Boros Signet
14% of 86 decks +9% synergy
Relic of Sauron
11% of 55 decks +9% synergy
Pristine Talisman
11% of 1018 decks +9% synergy
Talisman of Progress
11% of 47 decks +6% synergy
Mana Crypt
10% of 1018 decks -1% synergy
Charcoal Diamond
10% of 1018 decks +7% synergy
Talisman of Conviction
9% of 86 decks +4% synergy
Izzet Signet
7% of 55 decks +1% synergy
Jeweled Lotus
7% of 1018 decks -0% synergy
Marble Diamond
7% of 424 decks +5% synergy
Chromatic Lantern
7% of 1018 decks -3% synergy
Crystal Skull, Isu Spyglass
5% of 57 decks +2% synergy
Caged Sun
5% of 1018 decks +3% synergy
Lands
Command Tower
70% of 1018 decks -4% synergy
Overgrown Tomb
58% of 192 decks +49% synergy
Woodland Cemetery
55% of 192 decks +49% synergy
Isolated Chapel
53% of 424 decks +47% synergy
Godless Shrine
48% of 424 decks +39% synergy
Sunken Hollow
47% of 188 decks +39% synergy
Watery Grave
47% of 188 decks +37% synergy
Undergrowth Stadium
44% of 192 decks +38% synergy
Blood Crypt
43% of 189 decks +34% synergy
Vault of Champions
42% of 424 decks +36% synergy
Smoldering Marsh
42% of 189 decks +34% synergy
Caves of Koilos
41% of 424 decks +35% synergy
Llanowar Wastes
41% of 192 decks +35% synergy
Zagoth Triome
40% of 35 decks +37% synergy
Tainted Field
40% of 424 decks +37% synergy
Dragonskull Summit
39% of 189 decks +32% synergy
Orzhov Basilica
39% of 424 decks +35% synergy
Drowned Catacomb
37% of 188 decks +31% synergy
Indatha Triome
37% of 35 decks +34% synergy
Breeding Pool
37% of 35 decks +28% synergy
Tainted Wood
37% of 192 decks +34% synergy
Scoured Barrens
37% of 424 decks +35% synergy
Deathcap Glade
36% of 192 decks +33% synergy
Morphic Pool
36% of 188 decks +29% synergy
Shipwreck Marsh
35% of 188 decks +30% synergy
Xander's Lounge
35% of 55 decks +31% synergy
Crumbling Necropolis
35% of 55 decks +31% synergy
Steam Vents
35% of 55 decks +25% synergy
Golgari Rot Farm
34% of 192 decks +31% synergy
Hallowed Fountain
34% of 47 decks +25% synergy
Temple of Silence
33% of 424 decks +29% synergy
Nomad Outpost
31% of 86 decks +28% synergy
Choked Estuary
31% of 188 decks +27% synergy
Savai Triome
30% of 86 decks +27% synergy
Temple of Malady
30% of 192 decks +27% synergy
Shineshadow Snarl
30% of 424 decks +27% synergy
Arcane Sanctum
30% of 47 decks +26% synergy
Shattered Sanctum
30% of 424 decks +27% synergy
Ziatora's Proving Ground
29% of 35 decks +25% synergy
The World Tree
27% of 26 decks +25% synergy
Fetid Heath
26% of 424 decks +24% synergy
Rakdos Carnarium
26% of 189 decks +22% synergy
Luxury Suite
26% of 189 decks +20% synergy
Temple Garden
26% of 35 decks +17% synergy
Stomping Ground
26% of 35 decks +17% synergy
Sacred Foundry
26% of 86 decks +17% synergy
Raffine's Tower
26% of 47 decks +22% synergy
Foreboding Ruins
25% of 189 decks +21% synergy
Twilight Mire
23% of 192 decks +21% synergy
Tainted Isle
23% of 188 decks +20% synergy