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. Lesser Masticore does not have a -1/-1 counter on it.
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
1.14% of 528 decks 6 decks
Grumgully, the Generous
0.16% of 1214 decks 2 decks
Melira, Sylvok Outcast
0.94% of 212 decks 2 decks
The Swarmlord
0.09% of 2202 decks 2 decks
Slimefoot and Squee
0.03% of 7791 decks 2 decks
Lae'zel, Vlaakith's Champion // Master Chef
0.09% of 2258 decks 2 decks
Shadowheart, Dark Justiciar // Master Chef
0.18% of 559 decks 1 decks
Hamza, Guardian of Arashin
0.03% of 3869 decks 1 decks
Child of Alara
0.02% of 5025 decks 1 decks
Muldrotha, the Gravetide
0.01% of 15112 decks 1 decks
Yurlok of Scorch Thrash
0.02% of 6101 decks 1 decks
Shadowheart, Dark Justiciar // Cloakwood Hermit
0.43% of 231 decks 1 decks
Blaster, Combat DJ
0.16% of 640 decks 1 decks
Yedora, Grave Gardener
0.03% of 2912 decks 1 decks
Atla Palani, Nest Tender
0.01% of 15122 decks 1 decks
Bhaal, Lord of Murder
0.09% of 1174 decks 1 decks
Cleopatra, Exiled Pharaoh
0.10% of 968 decks 1 decks
Shalai and Hallar
0.01% of 8949 decks 1 decks
High Synergy Cards
River Kelpie
100% of 4 decks +99% synergy
Kithkin Spellduster
83% of 6 decks +83% synergy
Safehold Elite
83% of 6 decks +83% synergy
Kitchen Finks
83% of 6 decks +83% synergy
Aerie Ouphes
79% of 28 decks +78% synergy
Woodfall Primus
79% of 28 decks +77% synergy
Putrid Goblin
78% of 9 decks +77% synergy
Altar of Dementia
79% of 28 decks +76% synergy
Heartmender
67% of 6 decks +67% synergy
Phyrexian Altar
64% of 28 decks +60% synergy
Top Cards
Swords to Plowshares
83% of 6 decks +21% synergy
Rhythm of the Wild
75% of 12 decks +52% synergy
Goblin Bombardment
67% of 12 decks +60% synergy
Nature's Lore
64% of 28 decks +32% synergy
Furystoke Giant
58% of 12 decks +58% synergy
Scuzzback Marauders
58% of 12 decks +58% synergy
Renata, Called to the Hunt
57% of 28 decks +55% synergy
Viscera Seer
56% of 9 decks +46% synergy
Blood Artist
56% of 9 decks +44% synergy
Eternal Witness
54% of 28 decks +33% synergy
Creatures
Trapjaw Kelpie
75% of 4 decks +75% synergy
Grazing Kelpie
75% of 4 decks +75% synergy
Ignoble Hierarch
60% of 5 decks +34% synergy
Twilight Shepherd
50% of 6 decks +50% synergy
Thermopod
50% of 12 decks +50% synergy
Juniper Order Ranger
50% of 6 decks +48% synergy
Good-Fortune Unicorn
50% of 6 decks +47% synergy
Rendclaw Trow
44% of 9 decks +44% synergy
Puppeteer Clique
44% of 9 decks +43% synergy
Ivy Lane Denizen
43% of 28 decks +41% synergy
Thunderblust
42% of 12 decks +41% synergy
Grumgully, the Generous
42% of 12 decks +39% synergy
Kami of Whispered Hopes
39% of 28 decks +32% synergy
Llanowar Elves
39% of 28 decks +18% synergy
Melira, Sylvok Outcast
36% of 28 decks +35% synergy
Gyre Sage
36% of 28 decks +32% synergy
Fyndhorn Elves
36% of 28 decks +23% synergy
Elvish Mystic
36% of 28 decks +18% synergy
Yahenni, Undying Partisan
33% of 9 decks +30% synergy
Witty Roastmaster
33% of 12 decks +30% synergy
Carrion Feeder
33% of 9 decks +28% synergy
Pitiless Plunderer
33% of 9 decks +26% synergy
Zulaport Cutthroat
33% of 9 decks +23% synergy
Etali, Primal Conqueror
33% of 12 decks +22% synergy
Marwyn, the Nurturer
32% of 28 decks +29% synergy
Rishkar, Peema Renegade
32% of 28 decks +28% synergy
Incubation Druid
32% of 28 decks +27% synergy
Circle of Dreams Druid
29% of 28 decks +25% synergy
Beast Whisperer
29% of 28 decks +16% synergy
Scurry Oak
25% of 28 decks +23% synergy
Karametra's Acolyte
25% of 28 decks +23% synergy
Arwen, Weaver of Hope
25% of 16 decks +22% synergy
Fauna Shaman
25% of 28 decks +22% synergy
Purphoros, God of the Forge
25% of 12 decks +20% synergy
Sakura-Tribe Elder
25% of 28 decks +6% synergy
Birds of Paradise
25% of 28 decks -2% synergy
Llanowar Tribe
21% of 28 decks +19% synergy
Elvish Archdruid
21% of 28 decks +18% synergy
Priest of Titania
21% of 28 decks +17% synergy
Magus of the Order
18% of 28 decks +18% synergy
Kamahl, Fist of Krosa
18% of 28 decks +17% synergy
Bloodspore Thrinax
18% of 28 decks +17% synergy
Herd Baloth
18% of 28 decks +17% synergy
Kogla, the Titan Ape
18% of 28 decks +14% synergy
Kodama of the West Tree
18% of 28 decks +14% synergy
Towashi Guide-Bot
14% of 28 decks +14% synergy
Hyrax Tower Scout
14% of 28 decks +14% synergy
Broodlord
14% of 28 decks +14% synergy
Tyrant Guard
14% of 28 decks +13% synergy
Wirewood Channeler
14% of 28 decks +13% synergy
Instants
Enlightened Tutor
50% of 6 decks +32% synergy
Heroic Intervention
50% of 28 decks +20% synergy
Path to Exile
50% of 6 decks +5% synergy
Beast Within
46% of 28 decks +8% synergy
Worldly Tutor
39% of 28 decks +25% synergy
Archdruid's Charm
25% of 12 decks +18% synergy
Inspiring Call
25% of 28 decks +17% synergy
Return of the Wildspeaker
25% of 28 decks +12% synergy
Chaos Warp
25% of 12 decks -7% synergy
Chord of Calling
18% of 28 decks +12% synergy
Vitalize
14% of 28 decks +13% synergy
Summoner's Pact
14% of 28 decks +13% synergy
Shared Summons
14% of 28 decks +13% synergy
Veil of Summer
14% of 28 decks +8% synergy
Tamiyo's Safekeeping
14% of 28 decks +8% synergy
Naturalize
11% of 28 decks +9% synergy
Tyvar's Stand
11% of 28 decks +5% synergy
Sorceries
Cultivate
46% of 28 decks +0% synergy
Reanimate
44% of 9 decks +29% synergy
Rampant Growth
36% of 28 decks +1% synergy
Diabolic Intent
33% of 9 decks +25% synergy
Demonic Tutor
33% of 9 decks +11% synergy
Kodama's Reach
32% of 28 decks +0% synergy
Green Sun's Zenith
29% of 28 decks +22% synergy
Bala Ged Recovery
29% of 28 decks +19% synergy
Three Visits
29% of 28 decks +4% synergy
Natural Order
21% of 28 decks +19% synergy
Eldritch Evolution
21% of 28 decks +17% synergy
Rishkar's Expertise
21% of 28 decks +11% synergy
Farseek
18% of 28 decks -16% synergy
Harmonize
14% of 28 decks +5% synergy
Ezuri's Predation
11% of 28 decks +8% synergy
Skyshroud Claim
11% of 28 decks +1% synergy
Utility Artifacts
Blasting Station
46% of 28 decks +46% synergy
Cauldron of Souls
43% of 28 decks +42% synergy
The Great Henge
36% of 28 decks +26% synergy
Ozolith, the Shattered Spire
28% of 25 decks +22% synergy
Umbral Mantle
21% of 28 decks +21% synergy
Altar of the Brood
21% of 28 decks +20% synergy
Lightning Greaves
21% of 28 decks -4% synergy
Spawning Pit
18% of 28 decks +17% synergy
Emerald Medallion
18% of 28 decks +16% synergy
Staff of Domination
18% of 28 decks +16% synergy
Swiftfoot Boots
18% of 28 decks -10% synergy
Animation Module
14% of 28 decks +14% synergy
Birthing Pod
14% of 28 decks +12% synergy
Conduit of Worlds
14% of 28 decks +8% synergy
Eldrazi Monument
11% of 28 decks +10% synergy
Enchantments
Greater Good
50% of 28 decks +45% synergy
Warstorm Surge
50% of 12 decks +45% synergy
Cathars' Crusade
50% of 6 decks +44% synergy
Impact Tremors
50% of 12 decks +41% synergy
Tribute to the World Tree
43% of 28 decks +35% synergy
Animate Dead
33% of 9 decks +24% synergy
Hardened Scales
29% of 28 decks +20% synergy
Sneak Attack
25% of 12 decks +23% synergy
Garruk's Uprising
21% of 28 decks +6% synergy
Leyline of Abundance
18% of 28 decks +16% synergy
Master Chef
18% of 28 decks +16% synergy
Defense of the Heart
14% of 28 decks +12% synergy
Growing Rites of Itlimoc
14% of 28 decks +9% synergy
Guardian Project
14% of 28 decks +6% synergy
Wild Growth
14% of 28 decks +3% synergy
Path of Discovery
11% of 28 decks +10% synergy
Death's Presence
11% of 28 decks +10% synergy
Branching Evolution
11% of 28 decks +6% synergy
Sylvan Library
11% of 28 decks -1% synergy
Battles
Invasion of Ikoria
20% of 20 decks +15% synergy
Planeswalkers
Grist, the Hunger Tide
33% of 9 decks +30% synergy
Utility Lands
Yavimaya, Cradle of Growth
21% of 28 decks +12% synergy
Mosswort Bridge
21% of 28 decks +11% synergy
Rogue's Passage
18% of 28 decks -1% synergy
Boseiju, Who Endures
18% of 28 decks -2% synergy
Reliquary Tower
18% of 28 decks -12% synergy
Oran-Rief, the Vastwood
14% of 28 decks +9% synergy
Castle Garenbrig
14% of 28 decks +9% synergy
Temple of the False God
14% of 28 decks +5% synergy
Dryad Arbor
11% of 28 decks +7% synergy
War Room
11% of 28 decks +4% synergy
Urborg, Tomb of Yawgmoth
11% of 28 decks +1% synergy
Ancient Tomb
11% of 28 decks +0% synergy
Mana Artifacts
Sol Ring
82% of 28 decks -2% synergy
Arcane Signet
46% of 28 decks -26% synergy
Commander's Sphere
11% of 28 decks -5% synergy
Thought Vessel
11% of 28 decks -6% synergy
Lands
Ketria Triome
100% of 3 decks +67% synergy
Breeding Pool
75% of 4 decks +34% synergy
Ziatora's Proving Ground
60% of 5 decks +28% synergy
Blood Crypt
60% of 5 decks +21% synergy
Command Tower
57% of 28 decks -17% synergy
Overgrown Tomb
56% of 9 decks +13% synergy
Temple Garden
50% of 6 decks +9% synergy
Stomping Ground
50% of 12 decks +9% synergy
Underground Mortuary
43% of 7 decks +26% synergy
Mossfire Valley
33% of 12 decks +23% synergy
Karplusan Forest
33% of 12 decks +16% synergy
Golgari Rot Farm
33% of 9 decks +16% synergy
Woodland Cemetery
33% of 9 decks +6% synergy
Cinder Glade
33% of 12 decks -5% synergy
Gruul Turf
25% of 12 decks +9% synergy
Rockfall Vale
25% of 12 decks +3% synergy
Rootbound Crag
25% of 12 decks +1% synergy
Spire Garden
25% of 12 decks +1% synergy
Exotic Orchard
21% of 28 decks -14% synergy
Myriad Landscape
18% of 28 decks -2% synergy
Wooded Foothills
14% of 28 decks +4% synergy
Verdant Catacombs
14% of 28 decks +3% synergy
Prismatic Vista
11% of 28 decks +5% synergy
Misty Rainforest
11% of 28 decks -1% synergy
Evolving Wilds
11% of 28 decks -10% synergy