Ulasht, the Hate Seed + Cathars' Crusade + Mana Echoes
Ulasht, the Hate Seed
Cathars' Crusade
Mana Echoes
Requires
Ulasht, the Hate Seed must be on the battlefield.
Cathars' Crusade must be on the battlefield.
Mana Echoes must be on the battlefield.
Ulasht has at least two +1/+1 counters on it.
Mana needed: 
Steps
- Activate Ulasht by paying and removing a +1/+1 counter from it, creating a 1/1 Saproling creature token.
- When the Saproling enters the battlefield, Cathars' Crusade and Mana Echoes trigger.
- Resolve the Cathars' Crusade trigger, putting a +1/+1 counter on each creature you control.
- Resolve the Mana Echoes trigger, adding for each Saproling you control.
- Repeat.
Results
Infinite colorless mana. Infinite creature tokens. Infinite ETB. Infinite +1/+1 counters.
Marath, Will of the Wild
0.87% of 2413 decks
21 decks
Rith, the Awakener
0.40% of 988 decks
4 decks
Tana, the Bloodsower // Tymna the Weaver
0.03% of 2862 decks
1 decks
Urtet, Remnant of Memnarch
0.01% of 14156 decks
1 decks
Morophon, the Boundless
0.01% of 9863 decks
1 decks
High Synergy Cards
Ivy Lane Denizen
79% of 28 decks
+77% synergy
Cryptic Trilobite
67% of 24 decks
+66% synergy
Rosie Cotton of South Lane
68% of 19 decks
+65% synergy
Hardened Scales
71% of 28 decks
+63% synergy
Scurry Oak
62% of 24 decks
+61% synergy
Ashnod's Altar
68% of 28 decks
+60% synergy
Purphoros, God of the Forge
64% of 28 decks
+60% synergy
Doubling Season
68% of 28 decks
+59% synergy
Conclave Mentor
62% of 24 decks
+58% synergy
Anointed Procession
64% of 28 decks
+55% synergy
Top Cards
Birds of Paradise
61% of 28 decks
+34% synergy
Ojer Taq, Deepest Foundation
60% of 10 decks
+54% synergy
Phyrexian Altar
57% of 28 decks
+53% synergy
Parallel Lives
57% of 28 decks
+50% synergy
Aura Shards
54% of 28 decks
+44% synergy
Incubation Druid
48% of 27 decks
+43% synergy
Ozolith, the Shattered Spire
45% of 20 decks
+39% synergy
Unbound Flourishing
44% of 25 decks
+43% synergy
Impact Tremors
43% of 28 decks
+33% synergy
Beast Within
43% of 28 decks
+4% synergy
Creatures
Baylen, the Haymaker
100% of 3 decks
+92% synergy
Emiel the Blessed
42% of 24 decks
+38% synergy
Prize Pig
40% of 15 decks
+39% synergy
Kami of Whispered Hopes
40% of 20 decks
+32% synergy
Crystalline Crawler
39% of 28 decks
+39% synergy
Herd Baloth
38% of 24 decks
+36% synergy
Vorinclex, Monstrous Raider
38% of 24 decks
+34% synergy
Craterhoof Behemoth
36% of 28 decks
+30% synergy
Seedborn Muse
36% of 28 decks
+27% synergy
Shalai and Hallar
35% of 20 decks
+31% synergy
Zirda, the Dawnwaker
33% of 24 decks
+31% synergy
Yenna, Redtooth Regent
31% of 13 decks
+27% synergy
Lae'zel, Vlaakith's Champion
30% of 23 decks
+27% synergy
Pir, Imaginative Rascal
30% of 27 decks
+29% synergy
Polyraptor
30% of 27 decks
+28% synergy
Benevolent Hydra
29% of 21 decks
+27% synergy
Gyre Sage
29% of 28 decks
+25% synergy
Elesh Norn, Mother of Machines
29% of 21 decks
+24% synergy
Mondrak, Glory Dominus
29% of 21 decks
+19% synergy
Forerunner of the Empire
26% of 27 decks
+25% synergy
Urban Daggertooth
25% of 24 decks
+25% synergy
Karametra, God of Harvests
25% of 28 decks
+22% synergy
Rishkar, Peema Renegade
25% of 28 decks
+20% synergy
Champion of Lambholt
25% of 28 decks
+18% synergy
Esper Sentinel
25% of 24 decks
+4% synergy
Rapacious Dragon
24% of 25 decks
+23% synergy
Zacama, Primal Calamity
22% of 27 decks
+13% synergy
Heartless Hidetsugu
21% of 28 decks
+20% synergy
Devoted Druid
21% of 28 decks
+18% synergy
Avacyn, Angel of Hope
21% of 28 decks
+18% synergy
Forgotten Ancient
21% of 28 decks
+15% synergy
Gisela, Blade of Goldnight
21% of 28 decks
+15% synergy
Eternal Witness
21% of 28 decks
+0% synergy
Delighted Halfling
21% of 19 decks
+7% synergy
Toski, Bearer of Secrets
21% of 24 decks
+14% synergy
Heliod, Sun-Crowned
20% of 25 decks
+17% synergy
Stormfront Riders
18% of 28 decks
+18% synergy
Burning-Tree Emissary
18% of 28 decks
+18% synergy
Village Bell-Ringer
18% of 28 decks
+17% synergy
Mycoloth
18% of 28 decks
+16% synergy
Walking Ballista
18% of 28 decks
+15% synergy
Selvala, Heart of the Wilds
18% of 28 decks
+13% synergy
Mentor of the Meek
18% of 28 decks
+12% synergy
Bloom Tender
18% of 28 decks
+10% synergy
Avacyn's Pilgrim
18% of 28 decks
+3% synergy
Kogla, the Titan Ape
17% of 24 decks
+13% synergy
Grumgully, the Generous
16% of 25 decks
+14% synergy
Gandalf the White
16% of 19 decks
+14% synergy
Evolution Sage
15% of 26 decks
+8% synergy
Tendershoot Dryad
15% of 27 decks
+12% synergy
Instants
Swords to Plowshares
43% of 28 decks
-20% synergy
Path to Exile
39% of 28 decks
-6% synergy
Enlightened Tutor
36% of 28 decks
+18% synergy
Heroic Intervention
32% of 28 decks
+3% synergy
Aura Mutation
29% of 28 decks
+25% synergy
Artifact Mutation
29% of 28 decks
+24% synergy
Worldly Tutor
29% of 28 decks
+14% synergy
Eladamri's Call
21% of 28 decks
+10% synergy
Chaos Warp
21% of 28 decks
-11% synergy
Generous Gift
16% of 25 decks
-10% synergy
Second Harvest
14% of 28 decks
+9% synergy
Nature's Claim
14% of 28 decks
+5% synergy
Grand Crescendo
13% of 23 decks
+11% synergy
Rite of Harmony
12% of 24 decks
+10% synergy
Deflecting Swat
12% of 24 decks
-4% synergy
Rith's Charm
11% of 28 decks
+10% synergy
Rootborn Defenses
11% of 28 decks
+8% synergy
Inspiring Call
11% of 28 decks
+3% synergy
Teferi's Protection
11% of 28 decks
-9% synergy
Boros Charm
11% of 28 decks
-14% synergy
Sorceries
Green Sun's Zenith
29% of 28 decks
+22% synergy
Farseek
29% of 28 decks
-6% synergy
Cultivate
29% of 28 decks
-18% synergy
Finale of Devastation
23% of 26 decks
+15% synergy
Nature's Lore
21% of 28 decks
-11% synergy
Tooth and Nail
18% of 28 decks
+16% synergy
Rampant Growth
18% of 28 decks
-17% synergy
Damning Verdict
17% of 23 decks
+15% synergy
Natural Order
14% of 28 decks
+12% synergy
Titanic Ultimatum
14% of 28 decks
+12% synergy
Austere Command
14% of 28 decks
+1% synergy
Vandalblast
14% of 28 decks
-2% synergy
Three Visits
14% of 28 decks
-10% synergy
Kodama's Reach
14% of 28 decks
-17% synergy
Worldfire
11% of 28 decks
+10% synergy
Hull Breach
11% of 28 decks
+6% synergy
Overwhelming Stampede
11% of 28 decks
+5% synergy
Harmonize
11% of 28 decks
+2% synergy
Shamanic Revelation
11% of 28 decks
+1% synergy
Gamble
11% of 28 decks
+1% synergy
Utility Artifacts
Nuka-Cola Vending Machine
42% of 12 decks
+40% synergy
Skullclamp
39% of 28 decks
+27% synergy
Basilisk Collar
29% of 28 decks
+25% synergy
Illusionist's Bracers
25% of 28 decks
+24% synergy
Vedalken Orrery
25% of 28 decks
+24% synergy
Amulet of Vigor
21% of 28 decks
+20% synergy
Panharmonicon
21% of 28 decks
+17% synergy
The Ozolith
21% of 24 decks
+17% synergy
Blade of the Bloodchief
18% of 28 decks
+17% synergy
Crucible of Worlds
18% of 28 decks
+15% synergy
The Great Henge
16% of 25 decks
+6% synergy
Altar of the Brood
14% of 28 decks
+13% synergy
Lightning Greaves
14% of 28 decks
-11% synergy
Swiftfoot Boots
14% of 28 decks
-14% synergy
Halo Fountain
13% of 23 decks
+10% synergy
Idol of Oblivion
12% of 25 decks
+8% synergy
Enchantments
Mirari's Wake
39% of 28 decks
+25% synergy
Branching Evolution
38% of 24 decks
+32% synergy
Cryptolith Rite
36% of 28 decks
+32% synergy
Growing Rites of Itlimoc
32% of 28 decks
+27% synergy
Warleader's Call
30% of 10 decks
+19% synergy
Goblin Bombardment
29% of 28 decks
+22% synergy
Earthcraft
25% of 28 decks
+24% synergy
Privileged Position
25% of 28 decks
+22% synergy
Smothering Tithe
22% of 27 decks
-3% synergy
Greater Auramancy
21% of 28 decks
+20% synergy
Burgeoning
21% of 28 decks
+18% synergy
Assemble the Legion
21% of 28 decks
+17% synergy
Fires of Yavimaya
21% of 28 decks
+17% synergy
Tribute to the World Tree
20% of 20 decks
+12% synergy
All Will Be One
19% of 21 decks
+16% synergy
Dawn's Reflection
18% of 28 decks
+17% synergy
Mayael's Aria
18% of 28 decks
+15% synergy
Rite of Passage
14% of 28 decks
+14% synergy
Primal Vigor
14% of 28 decks
+11% synergy
Warstorm Surge
14% of 28 decks
+9% synergy
Beastmaster Ascension
14% of 28 decks
+9% synergy
Sylvan Library
14% of 28 decks
+2% synergy
Felidar Retreat
12% of 24 decks
+5% synergy
Hydra's Growth
12% of 25 decks
+10% synergy
Fungal Plots
11% of 27 decks
+11% synergy
Rhythm of the Wild
11% of 27 decks
-12% synergy
Squirrel Nest
11% of 28 decks
+10% synergy
Asceticism
11% of 28 decks
+8% synergy
Fertile Ground
11% of 28 decks
+7% synergy
Planeswalkers
Wrenn and Realmbreaker
30% of 20 decks
+28% synergy
Xenagos, the Reveler
21% of 28 decks
+19% synergy
Huatli, Radiant Champion
19% of 27 decks
+17% synergy
Utility Lands
Boseiju, Who Endures
58% of 24 decks
+39% synergy
Gavony Township
36% of 28 decks
+26% synergy
Mosswort Bridge
29% of 28 decks
+18% synergy
Yavimaya, Cradle of Growth
25% of 24 decks
+16% synergy
Dark Depths
21% of 28 decks
+20% synergy
Thespian's Stage
21% of 28 decks
+19% synergy
Oran-Rief, the Vastwood
21% of 28 decks
+16% synergy
Karn's Bastion
15% of 26 decks
+10% synergy
Gaea's Cradle
14% of 28 decks
+9% synergy
Kessig Wolf Run
14% of 28 decks
-2% synergy
Rogue's Passage
11% of 28 decks
-9% synergy
Mana Artifacts
Sol Ring
68% of 28 decks
-17% synergy
Arcane Signet
48% of 25 decks
-24% synergy
Chromatic Lantern
18% of 28 decks
+8% synergy
Lands
Command Tower
93% of 28 decks
+19% synergy
Jetmir's Garden
83% of 23 decks
+49% synergy
Temple Garden
75% of 28 decks
+34% synergy
Stomping Ground
71% of 28 decks
+30% synergy
Sacred Foundry
68% of 28 decks
+32% synergy
Arid Mesa
61% of 28 decks
+50% synergy
Lush Portico
60% of 10 decks
+48% synergy
Commercial District
50% of 10 decks
+38% synergy
Exotic Orchard
50% of 28 decks
+14% synergy
Mana Confluence
43% of 28 decks
+35% synergy
Wooded Foothills
43% of 28 decks
+33% synergy
Windswept Heath
43% of 28 decks
+32% synergy
Canopy Vista
43% of 28 decks
+7% synergy
Elegant Parlor
40% of 10 decks
+31% synergy
Sunpetal Grove
39% of 28 decks
+16% synergy
Rootbound Crag
36% of 28 decks
+12% synergy
Spire Garden
33% of 27 decks
+9% synergy
Cinder Glade
32% of 28 decks
-6% synergy
Bountiful Promenade
30% of 27 decks
+5% synergy
Verdant Catacombs
29% of 28 decks
+17% synergy
Reflecting Pool
25% of 28 decks
+20% synergy
Marsh Flats
25% of 28 decks
+14% synergy
Misty Rainforest
25% of 28 decks
+13% synergy
Brushland
25% of 28 decks
+9% synergy
Karplusan Forest
25% of 28 decks
+8% synergy
Jungle Shrine
25% of 28 decks
-7% synergy
Krosan Verge
21% of 28 decks
+19% synergy
Wooded Bastion
21% of 28 decks
+17% synergy
Scattered Groves
21% of 28 decks
+13% synergy
Rugged Prairie
21% of 28 decks
+11% synergy
Scalding Tarn
21% of 28 decks
+10% synergy
Battlefield Forge
21% of 28 decks
-4% synergy
Spectator Seating
21% of 24 decks
-4% synergy
Sacred Peaks
19% of 21 decks
+14% synergy
Wooded Ridgeline
19% of 21 decks
+13% synergy
Sheltered Thicket
18% of 28 decks
+10% synergy
City of Brass
18% of 28 decks
+10% synergy
Plateau
18% of 28 decks
+5% synergy
Clifftop Retreat
18% of 28 decks
-10% synergy
Rockfall Vale
17% of 24 decks
-5% synergy
Fire-Lit Thicket
14% of 28 decks
+10% synergy
Razorverge Thicket
14% of 28 decks
+10% synergy
Mossfire Valley
14% of 28 decks
+4% synergy
Savannah
14% of 28 decks
+1% synergy
Taiga
14% of 28 decks
+1% synergy
Sundown Pass
12% of 24 decks
-3% synergy
Overgrown Farmland
12% of 24 decks
-4% synergy
Rith's Grove
11% of 28 decks
+9% synergy
Copperline Gorge
11% of 28 decks
+6% synergy
Sungrass Prairie
11% of 28 decks
-1% synergy