Cathars' Crusade
Devoted Druid
Hapatra, Vizier of Poisons

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.
Devoted Druid does not have summoning sickness. Devoted Druid does not have a -1/-1 counter on it.

   Steps

How does this combo work?
1
Activate Devoted Druid by tapping it, adding .
2
Activate Devoted Druid's second ability by putting a -1/-1 counter on it, untapping it.
3
Hapatra triggers, creating a 1/1 Snake creature token.
4
The Snake enters the battlefield, triggering Cathars' Crusade, putting a +1/+1 counter on each creature you control.
5
Repeat.

   Results

What do I get from this combo?
Infinite creature tokens
Infinite ETB
Infinite green mana
Infinite +1/+1 counters on creatures you control
Ghave, Guru of Spores
0.1%inclusion4 decks7.37K decks
Atraxa, Praetors' Voice
0.0%inclusion3 decks39.4K decks
Kenrith, the Returned King
0.0%inclusion2 decks28.5K decks
Tayam, Luminous Enigma
0.0%inclusion2 decks7.83K decks
Betor, Ancestor's Voice
0.0%inclusion1 decks13.1K decks
Child of Alara
0.0%inclusion1 decks9.36K decks
Alharu, Solemn Ritualist // Reyhan, Last of the Abzan
0.3%inclusion1 decks342 decks
Ikra Shidiqi, the Usurper // Tymna the Weaver
0.1%inclusion1 decks812 decks
Garth One-Eye
0.0%inclusion1 decks4.89K decks
Nethroi, Apex of Death
0.0%inclusion1 decks6.91K decks
Felothar, Dawn of the Abzan
0.0%inclusion1 decks5K decks
Myrkul, Lord of Bones
0.0%inclusion1 decks7.29K decks
New Cards
Dread Tiller
33%inclusion1 decks3 decks
29%synergy
Madame Null, Power Broker
33%inclusion1 decks3 decks
33%synergy
South Wind Avatar
33%inclusion1 decks3 decks
33%synergy
High Perfect Morcant
25%inclusion1 decks4 decks
23%synergy
Eirdu, Carrier of Dawn
25%inclusion1 decks4 decks
24%synergy
High Synergy Cards
Yawgmoth, Thran Physician
53%inclusion10 decks19 decks
49%synergy
Flourishing Defenses
47%inclusion9 decks19 decks
47%synergy
Ashnod's Altar
53%inclusion10 decks19 decks
46%synergy
Ivy Lane Denizen
47%inclusion9 decks19 decks
46%synergy
Zulaport Cutthroat
53%inclusion10 decks19 decks
44%synergy
Phyrexian Altar
47%inclusion9 decks19 decks
44%synergy
Vizier of Remedies
42%inclusion8 decks19 decks
42%synergy
Nest of Scarabs
42%inclusion8 decks19 decks
41%synergy
Scurry Oak
42%inclusion8 decks19 decks
41%synergy
Good-Fortune Unicorn
42%inclusion8 decks19 decks
40%synergy
Top Cards
Swords to Plowshares
47%inclusion9 decks19 decks
-14%synergy
Birds of Paradise
42%inclusion8 decks19 decks
15%synergy
Safehold Elite
37%inclusion7 decks19 decks
37%synergy
Kitchen Finks
37%inclusion7 decks19 decks
37%synergy
Heliod, Sun-Crowned
37%inclusion7 decks19 decks
34%synergy
Hardened Scales
37%inclusion7 decks19 decks
27%synergy
Three Visits
37%inclusion7 decks19 decks
13%synergy
Cultivate
37%inclusion7 decks19 decks
-6%synergy
Basking Broodscale
35%inclusion6 decks17 decks
34%synergy
Putrid Goblin
32%inclusion6 decks19 decks
31%synergy
Game Changers
Demonic Tutor
42%inclusion8 decks19 decks
23%synergy
Vampiric Tutor
32%inclusion6 decks19 decks
17%synergy
Aura Shards
26%inclusion5 decks19 decks
19%synergy
Worldly Tutor
21%inclusion4 decks19 decks
9%synergy
Enlightened Tutor
21%inclusion4 decks19 decks
6%synergy
Survival of the Fittest
16%inclusion3 decks19 decks
14%synergy
Gaea's Cradle
16%inclusion3 decks19 decks
10%synergy
Creatures
Volrath, the Shapestealer
43%inclusion3 decks7 decks
43%synergy
Falco Spara, Pactweaver
43%inclusion3 decks7 decks
41%synergy
Tekuthal, Inquiry Dominus
43%inclusion3 decks7 decks
40%synergy
Mikaeus, the Unhallowed
32%inclusion6 decks19 decks
29%synergy
Walking Ballista
32%inclusion6 decks19 decks
29%synergy
Rosie Cotton of South Lane
32%inclusion6 decks19 decks
29%synergy
Winding Constrictor
32%inclusion6 decks19 decks
28%synergy
Mazirek, Kraul Death Priest
32%inclusion6 decks19 decks
28%synergy
Avacyn's Pilgrim
32%inclusion6 decks19 decks
19%synergy
Cryptic Trilobite
26%inclusion5 decks19 decks
26%synergy
Young Wolf
26%inclusion5 decks19 decks
26%synergy
Channeler Initiate
26%inclusion5 decks19 decks
26%synergy
Herd Baloth
26%inclusion5 decks19 decks
25%synergy
Massacre Girl, Known Killer
26%inclusion5 decks19 decks
25%synergy
Carrion Feeder
26%inclusion5 decks19 decks
22%synergy
Evolution Sage
26%inclusion5 decks19 decks
20%synergy
Pitiless Plunderer
26%inclusion5 decks19 decks
18%synergy
Grand Abolisher
26%inclusion5 decks19 decks
17%synergy
Blood Artist
26%inclusion5 decks19 decks
15%synergy
Eternal Witness
26%inclusion5 decks19 decks
10%synergy
Strangleroot Geist
21%inclusion4 decks19 decks
21%synergy
Quillspike
21%inclusion4 decks19 decks
21%synergy
Geralf's Messenger
21%inclusion4 decks19 decks
21%synergy
Valentin, Dean of the Vein
21%inclusion4 decks19 decks
20%synergy
Slimefoot, the Stowaway
21%inclusion4 decks19 decks
20%synergy
Obelisk Spider
21%inclusion4 decks19 decks
20%synergy
Luminous Broodmoth
21%inclusion4 decks19 decks
18%synergy
Chatterfang, Squirrel General
21%inclusion4 decks19 decks
16%synergy
Elas il-Kor, Sadistic Pilgrim
21%inclusion4 decks19 decks
11%synergy
Evolution Witness
19%inclusion3 decks16 decks
15%synergy
Heartmender
16%inclusion3 decks19 decks
16%synergy
Rendclaw Trow
16%inclusion3 decks19 decks
16%synergy
Sigil Captain
16%inclusion3 decks19 decks
16%synergy
Tayam, Luminous Enigma
16%inclusion3 decks19 decks
15%synergy
Crystalline Crawler
16%inclusion3 decks19 decks
15%synergy
Skinrender
16%inclusion3 decks19 decks
15%synergy
Wickerbough Elder
16%inclusion3 decks19 decks
15%synergy
Spitting Dilophosaurus
16%inclusion3 decks19 decks
15%synergy
Utopia Mycon
16%inclusion3 decks19 decks
15%synergy
Children of Korlis
16%inclusion3 decks19 decks
15%synergy
Woodfall Primus
16%inclusion3 decks19 decks
15%synergy
Juniper Order Ranger
16%inclusion3 decks19 decks
15%synergy
Necroskitter
16%inclusion3 decks19 decks
15%synergy
Puppeteer Clique
16%inclusion3 decks19 decks
15%synergy
Renata, Called to the Hunt
16%inclusion3 decks19 decks
14%synergy
Dina, Soul Steeper
16%inclusion3 decks19 decks
14%synergy
Archangel of Thune
16%inclusion3 decks19 decks
13%synergy
Karmic Guide
16%inclusion3 decks19 decks
12%synergy
Corpsejack Menace
16%inclusion3 decks19 decks
11%synergy
Vito, Thorn of the Dusk Rose
16%inclusion3 decks19 decks
11%synergy
Instants
Assassin's Trophy
26%inclusion5 decks19 decks
-4%synergy
Eladamri's Call
21%inclusion4 decks19 decks
12%synergy
Path to Exile
21%inclusion4 decks19 decks
-26%synergy
Chord of Calling
16%inclusion3 decks19 decks
11%synergy
Silence
16%inclusion3 decks19 decks
10%synergy
Dark Ritual
16%inclusion3 decks19 decks
-9%synergy
Heroic Intervention
16%inclusion3 decks19 decks
-15%synergy
Sorceries
Farseek
32%inclusion6 decks19 decks
-4%synergy
Nature's Lore
26%inclusion5 decks19 decks
-5%synergy
Black Sun's Zenith
21%inclusion4 decks19 decks
19%synergy
Incremental Blight
16%inclusion3 decks19 decks
15%synergy
Beseech the Queen
16%inclusion3 decks19 decks
15%synergy
Eldritch Evolution
16%inclusion3 decks19 decks
12%synergy
Finale of Devastation
16%inclusion3 decks19 decks
8%synergy
Reanimate
16%inclusion3 decks19 decks
-3%synergy
Kodama's Reach
16%inclusion3 decks19 decks
-11%synergy
Utility Artifacts
Altar of Dementia
26%inclusion5 decks19 decks
24%synergy
Ozolith, the Shattered Spire
26%inclusion5 decks19 decks
22%synergy
Blasting Station
21%inclusion4 decks19 decks
21%synergy
Birthing Pod
21%inclusion4 decks19 decks
19%synergy
Skullclamp
21%inclusion4 decks19 decks
10%synergy
Luxior, Giada's Gift
16%inclusion3 decks19 decks
15%synergy
Contagion Engine
16%inclusion3 decks19 decks
15%synergy
Agatha's Soul Cauldron
16%inclusion3 decks19 decks
15%synergy
The Great Henge
16%inclusion3 decks19 decks
6%synergy
Lightning Greaves
16%inclusion3 decks19 decks
-9%synergy
Enchantments
Inexorable Tide
43%inclusion3 decks7 decks
40%synergy
Anointed Procession
32%inclusion6 decks19 decks
24%synergy
Blowfly Infestation
26%inclusion5 decks19 decks
25%synergy
Sylvan Library
26%inclusion5 decks19 decks
17%synergy
Doubling Season
26%inclusion5 decks19 decks
16%synergy
Exquisite Blood
21%inclusion4 decks19 decks
16%synergy
Innkeeper's Talent
20%inclusion3 decks15 decks
16%synergy
Presence of Gond
16%inclusion3 decks19 decks
15%synergy
Retribution of the Ancients
16%inclusion3 decks19 decks
15%synergy
Earthcraft
16%inclusion3 decks19 decks
15%synergy
Swift Reconfiguration
16%inclusion3 decks19 decks
15%synergy
Black Market
16%inclusion3 decks19 decks
12%synergy
Sanguine Bond
16%inclusion3 decks19 decks
11%synergy
Planeswalkers
Tyvar, Jubilant Brawler
21%inclusion4 decks19 decks
18%synergy
Vraska, Betrayal's Sting
16%inclusion3 decks19 decks
13%synergy
Utility Lands
Gavony Township
21%inclusion4 decks19 decks
13%synergy
Yavimaya, Cradle of Growth
21%inclusion4 decks19 decks
12%synergy
Urborg, Tomb of Yawgmoth
21%inclusion4 decks19 decks
12%synergy
Bojuka Bog
21%inclusion4 decks19 decks
-9%synergy
Dakmor Salvage
16%inclusion3 decks19 decks
13%synergy
Phyrexian Tower
16%inclusion3 decks19 decks
7%synergy
Mana Artifacts
Sol Ring
68%inclusion13 decks19 decks
-15%synergy
Arcane Signet
58%inclusion11 decks19 decks
-14%synergy
Astral Cornucopia
16%inclusion3 decks19 decks
15%synergy
Talisman of Unity
16%inclusion3 decks19 decks
8%synergy
Chromatic Lantern
16%inclusion3 decks19 decks
7%synergy
Talisman of Resilience
16%inclusion3 decks19 decks
3%synergy
Talisman of Hierarchy
16%inclusion3 decks19 decks
-10%synergy
Lands
Command Tower
100%inclusion19 decks19 decks
26%synergy
Blood Crypt
75%inclusion3 decks4 decks
37%synergy
Temple Garden
68%inclusion13 decks19 decks
29%synergy
Overgrown Tomb
63%inclusion12 decks19 decks
22%synergy
Godless Shrine
63%inclusion12 decks19 decks
22%synergy
Sandsteppe Citadel
58%inclusion11 decks19 decks
32%synergy
Indatha Triome
58%inclusion11 decks19 decks
30%synergy
Arcane Sanctum
57%inclusion4 decks7 decks
30%synergy
Opulent Palace
57%inclusion4 decks7 decks
29%synergy
Exotic Orchard
53%inclusion10 decks19 decks
16%synergy
Marsh Flats
47%inclusion9 decks19 decks
37%synergy
Raffine's Tower
43%inclusion3 decks7 decks
19%synergy
Spara's Headquarters
43%inclusion3 decks7 decks
15%synergy
Zagoth Triome
43%inclusion3 decks7 decks
15%synergy
Hallowed Fountain
43%inclusion3 decks7 decks
3%synergy
Watery Grave
43%inclusion3 decks7 decks
1%synergy
Breeding Pool
43%inclusion3 decks7 decks
1%synergy
Verdant Catacombs
42%inclusion8 decks19 decks
31%synergy
Savannah
42%inclusion8 decks19 decks
29%synergy
Llanowar Wastes
42%inclusion8 decks19 decks
15%synergy
Caves of Koilos
42%inclusion8 decks19 decks
13%synergy
Windswept Heath
37%inclusion7 decks19 decks
26%synergy
Bayou
37%inclusion7 decks19 decks
24%synergy
Scrubland
37%inclusion7 decks19 decks
23%synergy
Brushland
37%inclusion7 decks19 decks
17%synergy
Bountiful Promenade
32%inclusion6 decks19 decks
10%synergy
Undergrowth Stadium
32%inclusion6 decks19 decks
8%synergy
Lush Portico
26%inclusion5 decks19 decks
17%synergy
Shadowy Backstreet
26%inclusion5 decks19 decks
16%synergy
Underground Mortuary
26%inclusion5 decks19 decks
14%synergy
Vault of Champions
26%inclusion5 decks19 decks
3%synergy
Wastewood Verge
21%inclusion3 decks14 decks
14%synergy
Bleachbone Verge
21%inclusion3 decks14 decks
13%synergy
Hushwood Verge
21%inclusion3 decks14 decks
12%synergy
Mana Confluence
21%inclusion4 decks19 decks
14%synergy
City of Brass
21%inclusion4 decks19 decks
14%synergy
Wooded Foothills
21%inclusion4 decks19 decks
10%synergy
Bloodstained Mire
21%inclusion4 decks19 decks
10%synergy
Flooded Strand
21%inclusion4 decks19 decks
10%synergy
Sunpetal Grove
21%inclusion4 decks19 decks
-7%synergy
Woodland Cemetery
21%inclusion4 decks19 decks
-11%synergy
Horizon Canopy
16%inclusion3 decks19 decks
11%synergy
Reflecting Pool
16%inclusion3 decks19 decks
11%synergy
Arid Mesa
16%inclusion3 decks19 decks
6%synergy
Misty Rainforest
16%inclusion3 decks19 decks
4%synergy
Polluted Delta
16%inclusion3 decks19 decks
4%synergy
Golgari Rot Farm
16%inclusion3 decks19 decks
-1%synergy
Evolving Wilds
16%inclusion3 decks19 decks
-5%synergy