Surrak and Goreclaw + Lesser Masticore + Ashnod's Altar

Surrak and Goreclaw
Lesser Masticore
Ashnod's Altar

Requires
Surrak and Goreclaw must be on the battlefield. Lesser Masticore must be on the battlefield. Ashnod's Altar must be on the battlefield.
Steps
  1. Activate Ashnod's Altar by sacrificing Lesser Masticore, adding one mana of any color.
  2. When Lesser Masticore dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  3. When Lesser Masticore enters the battlefield, Surrak and Goreclaw triggers, putting a +1/+1 counter on Lesser Masticore and giving it haste until end of turn.
  4. Repeat.
Results
Infinite colorless mana. Infinite damage to creatures. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.

Surrak and Goreclaw
0.67% of 595 decks 4 decks
Grumgully, the Generous
0.24% of 1257 decks 3 decks
Slimefoot and Squee
0.03% of 8886 decks 3 decks
The Swarmlord
0.09% of 2322 decks 2 decks
Melira, Sylvok Outcast
0.98% of 204 decks 2 decks
Cleopatra, Exiled Pharaoh
0.14% of 1387 decks 2 decks
Lae'zel, Vlaakith's Champion // Master Chef
0.08% of 2506 decks 2 decks
Marwyn, the Nurturer
0.02% of 6335 decks 1 decks
Oviya, Automech Artisan
0.09% of 1108 decks 1 decks
Prossh, Skyraider of Kher
0.02% of 5563 decks 1 decks
Shadowheart, Dark Justiciar // Cloakwood Hermit
0.36% of 276 decks 1 decks
Atla Palani, Nest Tender
0.01% of 16289 decks 1 decks
Blaster, Combat DJ
0.15% of 659 decks 1 decks
Renata, Called to the Hunt
0.20% of 498 decks 1 decks
Thalia and The Gitrog Monster
0.01% of 13714 decks 1 decks
Yurlok of Scorch Thrash
0.01% of 7341 decks 1 decks
Yedora, Grave Gardener
0.03% of 2981 decks 1 decks
Child of Alara
0.02% of 6439 decks 1 decks
High Synergy Cards
Grazing Kelpie
100% of 4 decks +100% synergy
River Kelpie
100% of 4 decks +99% synergy
Safehold Elite
88% of 8 decks +87% synergy
Kitchen Finks
88% of 8 decks +87% synergy
Putrid Goblin
85% of 13 decks +84% synergy
Altar of Dementia
79% of 34 decks +77% synergy
Woodfall Primus
76% of 34 decks +75% synergy
Kithkin Spellduster
75% of 8 decks +75% synergy
Aerie Ouphes
71% of 34 decks +71% synergy
Goblin Bombardment
75% of 16 decks +69% synergy
Top Cards
Rhythm of the Wild
75% of 16 decks +51% synergy
Swords to Plowshares
75% of 8 decks +12% synergy
Viscera Seer
69% of 13 decks +60% synergy
Phyrexian Altar
65% of 34 decks +61% synergy
Heartmender
62% of 8 decks +62% synergy
Murderous Redcap
62% of 8 decks +61% synergy
Good-Fortune Unicorn
62% of 8 decks +60% synergy
Cathars' Crusade
62% of 8 decks +57% synergy
Impact Tremors
62% of 16 decks +52% synergy
Nature's Lore
62% of 34 decks +30% synergy
Game Changers
Enlightened Tutor
50% of 8 decks +33% synergy
Demonic Tutor
31% of 13 decks +10% synergy
Vampiric Tutor
23% of 13 decks +6% synergy
Survival of the Fittest
9% of 34 decks +7% synergy
Vorinclex, Voice of Hunger
9% of 34 decks +6% synergy
Ancient Tomb
9% of 34 decks -1% synergy
Creatures
Trapjaw Kelpie
75% of 4 decks +75% synergy
Scuzzback Marauders
56% of 16 decks +56% synergy
Furystoke Giant
56% of 16 decks +56% synergy
Renata, Called to the Hunt
56% of 34 decks +54% synergy
Rendclaw Trow
54% of 13 decks +54% synergy
Puppeteer Clique
54% of 13 decks +52% synergy
Blood Artist
54% of 13 decks +42% synergy
Thunderblust
50% of 16 decks +50% synergy
Grumgully, the Generous
50% of 16 decks +48% synergy
Ignoble Hierarch
50% of 8 decks +25% synergy
Ivy Lane Denizen
47% of 34 decks +45% synergy
Eternal Witness
47% of 34 decks +27% synergy
Carrion Feeder
46% of 13 decks +41% synergy
Zulaport Cutthroat
46% of 13 decks +37% synergy
Yahenni, Undying Partisan
38% of 13 decks +35% synergy
Twilight Shepherd
38% of 8 decks +37% synergy
Thermopod
38% of 16 decks +37% synergy
Juniper Order Ranger
38% of 8 decks +36% synergy
Melira, Sylvok Outcast
35% of 34 decks +35% synergy
Llanowar Elves
35% of 34 decks +14% synergy
Kami of Whispered Hopes
32% of 34 decks +26% synergy
Elvish Mystic
32% of 34 decks +15% synergy
Witty Roastmaster
31% of 16 decks +28% synergy
Pitiless Plunderer
31% of 13 decks +23% synergy
Persistent Constrictor
30% of 10 decks +28% synergy
Ygra, Eater of All
30% of 10 decks +28% synergy
Rishkar, Peema Renegade
29% of 34 decks +25% synergy
Fyndhorn Elves
29% of 34 decks +17% synergy
Gyre Sage
26% of 34 decks +23% synergy
Beast Whisperer
26% of 34 decks +15% synergy
Etali, Primal Conqueror
25% of 16 decks +15% synergy
Bloodspore Thrinax
24% of 34 decks +23% synergy
Scurry Oak
24% of 34 decks +22% synergy
Fauna Shaman
24% of 34 decks +21% synergy
Marwyn, the Nurturer
24% of 34 decks +21% synergy
Incubation Druid
24% of 34 decks +19% synergy
Lingering Tormentor
23% of 13 decks +23% synergy
Fain, the Broker
23% of 13 decks +22% synergy
Drivnod, Carnage Dominus
23% of 13 decks +21% synergy
Yawgmoth, Thran Physician
23% of 13 decks +20% synergy
Glissa Sunslayer
23% of 13 decks +18% synergy
Poison-Tip Archer
23% of 13 decks +18% synergy
Syr Konrad, the Grim
23% of 13 decks +14% synergy
Arwen, Weaver of Hope
23% of 31 decks +20% synergy
Herd Baloth
21% of 34 decks +20% synergy
Llanowar Tribe
21% of 34 decks +19% synergy
Kogla, the Titan Ape
21% of 34 decks +17% synergy
Circle of Dreams Druid
21% of 34 decks +17% synergy
Elvish Archdruid
21% of 34 decks +17% synergy
Priest of Titania
21% of 34 decks +17% synergy
Instants
Swan Song
75% of 4 decks +59% synergy
An Offer You Can't Refuse
75% of 4 decks +54% synergy
Path to Exile
50% of 8 decks +3% synergy
Beast Within
47% of 34 decks +10% synergy
Heroic Intervention
44% of 34 decks +14% synergy
Eladamri's Call
38% of 8 decks +27% synergy
Worldly Tutor
32% of 34 decks +19% synergy
Inspiring Call
29% of 34 decks +22% synergy
Return of the Wildspeaker
29% of 34 decks +17% synergy
Revitalizing Repast
27% of 11 decks +19% synergy
Chaos Warp
25% of 16 decks -6% synergy
Nasty End
23% of 13 decks +21% synergy
Assassin's Trophy
23% of 13 decks -7% synergy
Archdruid's Charm
21% of 24 decks +16% synergy
Chord of Calling
21% of 34 decks +15% synergy
First Day of Class
19% of 16 decks +19% synergy
Vitalize
15% of 34 decks +14% synergy
Summoner's Pact
12% of 34 decks +11% synergy
Shared Summons
12% of 34 decks +11% synergy
Veil of Summer
12% of 34 decks +6% synergy
Tamiyo's Safekeeping
12% of 34 decks +6% synergy
Naturalize
9% of 34 decks +7% synergy
Khalni Ambush
9% of 34 decks +7% synergy
Tyvar's Stand
9% of 34 decks +4% synergy
Sorceries
Rampant Growth
44% of 34 decks +10% synergy
Cultivate
44% of 34 decks -1% synergy
Reanimate
38% of 13 decks +22% synergy
Diabolic Intent
31% of 13 decks +23% synergy
Kodama's Reach
29% of 34 decks -1% synergy
Gamble
25% of 16 decks +16% synergy
Blasphemous Act
25% of 16 decks -8% synergy
Green Sun's Zenith
24% of 34 decks +18% synergy
Three Visits
24% of 34 decks -1% synergy
Grim Tutor
23% of 13 decks +19% synergy
Victimize
23% of 13 decks +11% synergy
Eldritch Evolution
21% of 34 decks +16% synergy
Harmonize
21% of 34 decks +12% synergy
Rishkar's Expertise
21% of 34 decks +10% synergy
Farseek
21% of 34 decks -14% synergy
Faithless Looting
19% of 16 decks +2% synergy
Natural Order
18% of 34 decks +16% synergy
Bala Ged Recovery
18% of 34 decks +9% synergy
Ezuri's Predation
12% of 34 decks +9% synergy
Finale of Devastation
9% of 34 decks +1% synergy
Shamanic Revelation
9% of 34 decks +0% synergy
Skyshroud Claim
9% of 34 decks +0% synergy
Utility Artifacts
Blasting Station
53% of 34 decks +52% synergy
Cauldron of Souls
38% of 34 decks +38% synergy
The Great Henge
32% of 34 decks +23% synergy
Ozolith, the Shattered Spire
26% of 34 decks +21% synergy
Spawning Pit
24% of 34 decks +23% synergy
Umbral Mantle
24% of 34 decks +23% synergy
Lightning Greaves
24% of 34 decks -2% synergy
Staff of Domination
21% of 34 decks +19% synergy
Swiftfoot Boots
21% of 34 decks -7% synergy
Animation Module
15% of 34 decks +14% synergy
Emerald Medallion
15% of 34 decks +13% synergy
Birthing Pod
15% of 34 decks +12% synergy
Altar of the Brood
12% of 34 decks +11% synergy
Eldrazi Monument
12% of 34 decks +11% synergy
Conduit of Worlds
12% of 34 decks +6% synergy
Skullclamp
12% of 34 decks -0% synergy
Commander's Sphere
9% of 34 decks -6% synergy
Enchantments
Tribute to the World Tree
47% of 34 decks +40% synergy
Warstorm Surge
44% of 16 decks +39% synergy
Greater Good
41% of 34 decks +36% synergy
The Meathook Massacre
38% of 13 decks +33% synergy
Martyr's Cause
38% of 8 decks +37% synergy
Hardened Scales
32% of 34 decks +23% synergy
Bastion of Remembrance
31% of 13 decks +25% synergy
Master Chef
29% of 34 decks +28% synergy
Uncivil Unrest
25% of 16 decks +24% synergy
Sneak Attack
25% of 16 decks +23% synergy
Animate Dead
23% of 13 decks +14% synergy
Garruk's Uprising
21% of 34 decks +4% synergy
Outpost Siege
19% of 16 decks +17% synergy
All Will Be One
19% of 16 decks +16% synergy
Leyline of Abundance
18% of 34 decks +16% synergy
Branching Evolution
18% of 34 decks +12% synergy
Stocking the Pantry
16% of 19 decks +14% synergy
Sylvan Library
15% of 34 decks +4% synergy
Death's Presence
12% of 34 decks +11% synergy
Defense of the Heart
12% of 34 decks +9% synergy
Court of Garenbrig
10% of 29 decks +8% synergy
One with the Kami
9% of 34 decks +8% synergy
Path of Discovery
9% of 34 decks +8% synergy
Concordant Crossroads
9% of 34 decks +6% synergy
Kenrith's Transformation
9% of 34 decks +3% synergy
Guardian Project
9% of 34 decks +0% synergy
Battles
Invasion of Ikoria
12% of 34 decks +8% synergy
Planeswalkers
Grist, the Hunger Tide
23% of 13 decks +19% synergy
Utility Lands
Phyrexian Tower
31% of 13 decks +22% synergy
Reliquary Tower
21% of 34 decks -9% synergy
Yavimaya, Cradle of Growth
18% of 34 decks +9% synergy
Mosswort Bridge
18% of 34 decks +7% synergy
Rogue's Passage
18% of 34 decks -2% synergy
Oran-Rief, the Vastwood
15% of 34 decks +10% synergy
Boseiju, Who Endures
15% of 34 decks -4% synergy
Karn's Bastion
12% of 34 decks +7% synergy
Castle Garenbrig
12% of 34 decks +7% synergy
War Room
12% of 34 decks +6% synergy
Urborg, Tomb of Yawgmoth
9% of 34 decks -1% synergy
Mana Artifacts
Sol Ring
79% of 34 decks -5% synergy
Arcane Signet
53% of 34 decks -19% synergy
Gruul Signet
19% of 16 decks +7% synergy
Thought Vessel
12% of 34 decks -5% synergy
Lands
Indatha Triome
100% of 3 decks +70% synergy
Ketria Triome
75% of 4 decks +43% synergy
Breeding Pool
75% of 4 decks +35% synergy
Command Tower
68% of 34 decks -7% synergy
Temple Garden
62% of 8 decks +23% synergy
Ziatora's Proving Ground
50% of 8 decks +20% synergy
Blood Crypt
50% of 8 decks +12% synergy
Woodland Cemetery
46% of 13 decks +17% synergy
Overgrown Tomb
46% of 13 decks +4% synergy
Cinder Glade
44% of 16 decks +5% synergy
Underground Mortuary
38% of 13 decks +26% synergy
Llanowar Wastes
38% of 13 decks +12% synergy
Sulfurous Springs
38% of 8 decks +16% synergy
Bountiful Promenade
38% of 8 decks +14% synergy
Stomping Ground
38% of 16 decks -3% synergy
Exotic Orchard
32% of 34 decks -4% synergy
Mossfire Valley
31% of 16 decks +20% synergy
Rockfall Vale
31% of 16 decks +9% synergy
Rootbound Crag
31% of 16 decks +6% synergy
Undergrowth Stadium
31% of 13 decks +5% synergy
Gruul Turf
25% of 16 decks +10% synergy
Karplusan Forest
25% of 16 decks +7% synergy
Deathcap Glade
23% of 13 decks +10% synergy
Tainted Wood
23% of 13 decks +10% synergy
Golgari Rot Farm
23% of 13 decks +5% synergy
Temple of Abandon
19% of 16 decks +5% synergy
Spire Garden
19% of 16 decks -5% synergy
Myriad Landscape
18% of 34 decks -1% synergy
Verdant Catacombs
15% of 34 decks +4% synergy
Path of Ancestry
15% of 34 decks -7% synergy
Mana Confluence
12% of 34 decks +5% synergy
City of Brass
12% of 34 decks +4% synergy
Wooded Foothills
12% of 34 decks +1% synergy
Evolving Wilds
12% of 34 decks -9% synergy
Demolition Field
9% of 34 decks +6% synergy
Prismatic Vista
9% of 34 decks +4% synergy
Blighted Woodland
9% of 34 decks +4% synergy
Reflecting Pool
9% of 34 decks +4% synergy
Windswept Heath
9% of 34 decks -2% synergy
Terramorphic Expanse
9% of 34 decks -7% synergy