Enduring Scalelord
Undercover Operative
Cathars' Crusade

   Prerequisites

What do I need to start this combo?
Undercover Operative in hand.
Enduring Scalelord and Cathars' Crusade on the battlefield.
2 available

   Steps

How does this combo work?
1
Cast Undercover Operative by paying 2, choosing to have it enter the battlefield as a copy of Enduring Scalelord.
2
Undercover Operative enters the battlefield, triggering Cathars' Crusade, putting a +1/+1 counter on each creature you control.
3
Enduring Scalelord and Undercover Operative triggers.
4
Resolve the Undercover Operative trigger, putting a +1/+1 counter on itself.
5
Enduring Scalelord triggers, putting a +1/+1 counter on itself.
6
Repeat from step 4.

   Results

What do I get from this combo?
Infinite +1/+1 counters on Undercover Operative and Enduring Scalelord
Falco Spara, Pactweaver
0.1%inclusion3 decks4.65K decks
Creatures
Abzan Falconer
100%inclusion3 decks3 decks
97%synergy
Forgotten Ancient
100%inclusion3 decks3 decks
83%synergy
Managorger Hydra
100%inclusion3 decks3 decks
92%synergy
Rishkar, Peema Renegade
100%inclusion3 decks3 decks
91%synergy
Basking Broodscale
100%inclusion2 decks2 decks
98%synergy
Evolution Witness
100%inclusion2 decks2 decks
91%synergy
Temperamental Oozewagg
100%inclusion2 decks2 decks
100%synergy
Scavenging Ooze
67%inclusion2 decks3 decks
65%synergy
Conclave Mentor
67%inclusion2 decks3 decks
64%synergy
Botanical Brawler
67%inclusion2 decks3 decks
66%synergy
Vorel of the Hull Clade
67%inclusion2 decks3 decks
65%synergy
Cloudfin Raptor
67%inclusion2 decks3 decks
66%synergy
Sovereign Okinec Ahau
67%inclusion2 decks3 decks
65%synergy
Master Biomancer
67%inclusion2 decks3 decks
63%synergy
Sunscorch Regent
67%inclusion2 decks3 decks
61%synergy
Altered Ego
67%inclusion2 decks3 decks
65%synergy
Longshot Squad
67%inclusion2 decks3 decks
66%synergy
Ainok Bond-Kin
67%inclusion2 decks3 decks
65%synergy
Sage of Hours
67%inclusion2 decks3 decks
66%synergy
Bane of Progress
67%inclusion2 decks3 decks
64%synergy
Armorcraft Judge
67%inclusion2 decks3 decks
66%synergy
Experiment One
67%inclusion2 decks3 decks
67%synergy
Tuskguard Captain
67%inclusion2 decks3 decks
66%synergy
Undergrowth Champion
67%inclusion2 decks3 decks
67%synergy
Elite Scaleguard
67%inclusion2 decks3 decks
67%synergy
Walking Ballista
33%inclusion1 decks3 decks
26%synergy
Grateful Apparition
33%inclusion1 decks3 decks
27%synergy
Kitchen Finks
33%inclusion1 decks3 decks
33%synergy
Lae'zel, Vlaakith's Champion
33%inclusion1 decks3 decks
31%synergy
Luminous Broodmoth
33%inclusion1 decks3 decks
27%synergy
Lion Sash
33%inclusion1 decks3 decks
32%synergy
Eternal Witness
33%inclusion1 decks3 decks
19%synergy
Herald of Secret Streams
33%inclusion1 decks3 decks
27%synergy
Cankerbloom
33%inclusion1 decks3 decks
31%synergy
Birds of Paradise
33%inclusion1 decks3 decks
-1%synergy
Evolution Sage
33%inclusion1 decks3 decks
27%synergy
Kodama of the West Tree
33%inclusion1 decks3 decks
29%synergy
Champion of Lambholt
33%inclusion1 decks3 decks
28%synergy
Glen Elendra Archmage
33%inclusion1 decks3 decks
29%synergy
Thrummingbird
33%inclusion1 decks3 decks
28%synergy
Fathom Mage
33%inclusion1 decks3 decks
24%synergy
Kellan, the Kid
33%inclusion1 decks3 decks
31%synergy
Ezuri, Stalker of Spheres
33%inclusion1 decks3 decks
31%synergy
Vega, the Watcher
33%inclusion1 decks3 decks
28%synergy
Denry Klin, Editor in Chief
33%inclusion1 decks3 decks
30%synergy
Lorescale Coatl
33%inclusion1 decks3 decks
33%synergy
Dromoka Captain
33%inclusion1 decks3 decks
33%synergy
Heroes' Bane
33%inclusion1 decks3 decks
33%synergy
Whisperer of the Wilds
33%inclusion1 decks3 decks
33%synergy
Coiling Oracle
33%inclusion1 decks3 decks
26%synergy
Instants
Swords to Plowshares
67%inclusion2 decks3 decks
4%synergy
Path to Exile
67%inclusion2 decks3 decks
19%synergy
Beast Within
67%inclusion2 decks3 decks
38%synergy
Bioshift
67%inclusion2 decks3 decks
66%synergy
Snakeskin Veil
67%inclusion2 decks3 decks
64%synergy
Inspiring Call
67%inclusion2 decks3 decks
54%synergy
Hindervines
67%inclusion2 decks3 decks
67%synergy
Solidarity of Heroes
67%inclusion2 decks3 decks
66%synergy
Counterspell
33%inclusion1 decks3 decks
-4%synergy
Galadriel's Dismissal
33%inclusion1 decks3 decks
29%synergy
Contractual Safeguard
33%inclusion1 decks3 decks
31%synergy
Heroic Intervention
33%inclusion1 decks3 decks
3%synergy
Experimental Augury
33%inclusion1 decks3 decks
32%synergy
Arcane Denial
33%inclusion1 decks3 decks
16%synergy
Brokers Confluence
33%inclusion1 decks3 decks
31%synergy
Ram Through
33%inclusion1 decks3 decks
33%synergy
Growth Spiral
33%inclusion1 decks3 decks
20%synergy
Haze of Pollen
33%inclusion1 decks3 decks
33%synergy
Ojutai's Command
33%inclusion1 decks3 decks
33%synergy
Sorceries
Kodama's Reach
67%inclusion2 decks3 decks
47%synergy
Collective Effort
67%inclusion2 decks3 decks
63%synergy
End Hostilities
67%inclusion2 decks3 decks
67%synergy
Akroma's Vengeance
67%inclusion2 decks3 decks
66%synergy
Saheeli's Artistry
67%inclusion2 decks3 decks
67%synergy
Map the Wastes
67%inclusion2 decks3 decks
67%synergy
Overwhelming Stampede
67%inclusion2 decks3 decks
62%synergy
Wrath of God
33%inclusion1 decks3 decks
30%synergy
Eldritch Evolution
33%inclusion1 decks3 decks
29%synergy
Harmonize
33%inclusion1 decks3 decks
32%synergy
Rampant Growth
33%inclusion1 decks3 decks
7%synergy
Cultivate
33%inclusion1 decks3 decks
-5%synergy
Unnatural Restoration
33%inclusion1 decks3 decks
32%synergy
Tezzeret's Gambit
33%inclusion1 decks3 decks
30%synergy
Wave Goodbye
33%inclusion1 decks3 decks
29%synergy
Supreme Verdict
33%inclusion1 decks3 decks
24%synergy
Nissa's Pilgrimage
33%inclusion1 decks3 decks
33%synergy
Storm the Seedcore
33%inclusion1 decks3 decks
33%synergy
Utility Artifacts
Swiftfoot Boots
100%inclusion3 decks3 decks
72%synergy
Agent's Toolkit
33%inclusion1 decks3 decks
31%synergy
Bident of Thassa
33%inclusion1 decks3 decks
29%synergy
Enchantments
Stasis Field
67%inclusion2 decks3 decks
66%synergy
Gleam of Authority
67%inclusion2 decks3 decks
67%synergy
Darksteel Mutation
67%inclusion2 decks3 decks
62%synergy
Retreat to Kazandu
67%inclusion2 decks3 decks
66%synergy
Citadel Siege
67%inclusion2 decks3 decks
66%synergy
Ossification
67%inclusion2 decks3 decks
66%synergy
Lion Umbra
50%inclusion1 decks2 decks
49%synergy
Felidar Retreat
33%inclusion1 decks3 decks
27%synergy
Virtue of Loyalty
33%inclusion1 decks3 decks
31%synergy
Inexorable Tide
33%inclusion1 decks3 decks
28%synergy
Court of Garenbrig
33%inclusion1 decks3 decks
31%synergy
Brokers Ascendancy
33%inclusion1 decks3 decks
25%synergy
Simic Ascendancy
33%inclusion1 decks3 decks
24%synergy
Battles
Invasion of Moag
67%inclusion2 decks3 decks
67%synergy
Planeswalkers
Ajani Steadfast
67%inclusion2 decks3 decks
66%synergy
Elspeth Resplendent
33%inclusion1 decks3 decks
31%synergy
Nissa, Voice of Zendikar
33%inclusion1 decks3 decks
33%synergy
Tamiyo, Compleated Sage
33%inclusion1 decks3 decks
33%synergy
Ajani, Sleeper Agent
33%inclusion1 decks3 decks
33%synergy
Utility Lands
Oran-Rief, the Vastwood
67%inclusion2 decks3 decks
65%synergy
Novijen, Heart of Progress
67%inclusion2 decks3 decks
66%synergy
Mosswort Bridge
67%inclusion2 decks3 decks
63%synergy
Llanowar Reborn
67%inclusion2 decks3 decks
65%synergy
Gavony Township
33%inclusion1 decks3 decks
26%synergy
Karn's Bastion
33%inclusion1 decks3 decks
27%synergy
Reliquary Tower
33%inclusion1 decks3 decks
-11%synergy
Mana Artifacts
Commander's Sphere
100%inclusion3 decks3 decks
93%synergy
Sol Ring
67%inclusion2 decks3 decks
-14%synergy
Arcane Signet
67%inclusion2 decks3 decks
-5%synergy
Replicating Ring
67%inclusion2 decks3 decks
65%synergy
Chromatic Lantern
33%inclusion1 decks3 decks
26%synergy
Fellwar Stone
33%inclusion1 decks3 decks
19%synergy
Lands
Exotic Orchard
100%inclusion3 decks3 decks
43%synergy
Prairie Stream
100%inclusion3 decks3 decks
54%synergy
Command Tower
100%inclusion3 decks3 decks
9%synergy
Port Town
100%inclusion3 decks3 decks
87%synergy
Canopy Vista
100%inclusion3 decks3 decks
53%synergy
Fortified Village
100%inclusion3 decks3 decks
86%synergy
Evolving Wilds
67%inclusion2 decks3 decks
41%synergy
Terramorphic Expanse
67%inclusion2 decks3 decks
49%synergy
Sungrass Prairie
67%inclusion2 decks3 decks
48%synergy
Path of Ancestry
67%inclusion2 decks3 decks
42%synergy
Temple of Enlightenment
67%inclusion2 decks3 decks
46%synergy
Temple of Mystery
67%inclusion2 decks3 decks
44%synergy
Temple of Plenty
67%inclusion2 decks3 decks
46%synergy
Sunpetal Grove
33%inclusion1 decks3 decks
-8%synergy
Temple Garden
33%inclusion1 decks3 decks
-10%synergy
Misty Rainforest
33%inclusion1 decks3 decks
3%synergy
Azorius Chancery
33%inclusion1 decks3 decks
18%synergy
Hinterland Harbor
33%inclusion1 decks3 decks
-13%synergy
Dreamroot Cascade
33%inclusion1 decks3 decks
7%synergy
Glacial Fortress
33%inclusion1 decks3 decks
-12%synergy
Breeding Pool
33%inclusion1 decks3 decks
-11%synergy
Hallowed Fountain
33%inclusion1 decks3 decks
-10%synergy
Branchloft Pathway
33%inclusion1 decks3 decks
27%synergy
Sea of Clouds
33%inclusion1 decks3 decks
3%synergy
Rejuvenating Springs
33%inclusion1 decks3 decks
-2%synergy
Barkchannel Pathway
33%inclusion1 decks3 decks
27%synergy
Deserted Beach
33%inclusion1 decks3 decks
12%synergy
Bountiful Promenade
33%inclusion1 decks3 decks
2%synergy
Overgrown Farmland
33%inclusion1 decks3 decks
10%synergy
Hengegate Pathway
33%inclusion1 decks3 decks
28%synergy
Glacial Floodplain
33%inclusion1 decks3 decks
31%synergy
Windswept Heath
33%inclusion1 decks3 decks
1%synergy
Thornwood Falls
33%inclusion1 decks3 decks
27%synergy
Azorius Guildgate
33%inclusion1 decks3 decks
30%synergy
Simic Guildgate
33%inclusion1 decks3 decks
30%synergy
Tanglepool Bridge
33%inclusion1 decks3 decks
32%synergy
Blossoming Sands
33%inclusion1 decks3 decks
28%synergy
Tranquil Cove
33%inclusion1 decks3 decks
28%synergy