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 decks7.45K decks
Atraxa, Praetors' Voice
0.0%inclusion4 decks39.9K decks
Kenrith, the Returned King
0.0%inclusion2 decks28.9K decks
Child of Alara
0.0%inclusion2 decks9.61K decks
Tayam, Luminous Enigma
0.0%inclusion2 decks7.97K decks
Betor, Ancestor's Voice
0.0%inclusion1 decks13.8K decks
Alharu, Solemn Ritualist // Reyhan, Last of the Abzan
0.3%inclusion1 decks340 decks
Ikra Shidiqi, the Usurper // Tymna the Weaver
0.1%inclusion1 decks814 decks
Garth One-Eye
0.0%inclusion1 decks4.97K decks
Nethroi, Apex of Death
0.0%inclusion1 decks6.98K decks
Felothar, Dawn of the Abzan
0.0%inclusion1 decks5.18K decks
Myrkul, Lord of Bones
0.0%inclusion1 decks7.33K decks
New Cards
Madame Null, Power Broker
20%inclusion1 decks5 decks
20%synergy
South Wind Avatar
20%inclusion1 decks5 decks
19%synergy
High Synergy Cards
Flourishing Defenses
48%inclusion10 decks21 decks
47%synergy
Nest of Scarabs
48%inclusion10 decks21 decks
47%synergy
Yawgmoth, Thran Physician
48%inclusion10 decks21 decks
44%synergy
Tekuthal, Inquiry Dominus
44%inclusion4 decks9 decks
42%synergy
Inexorable Tide
44%inclusion4 decks9 decks
41%synergy
Ivy Lane Denizen
43%inclusion9 decks21 decks
41%synergy
Ashnod's Altar
48%inclusion10 decks21 decks
41%synergy
Phyrexian Altar
43%inclusion9 decks21 decks
39%synergy
Zulaport Cutthroat
48%inclusion10 decks21 decks
39%synergy
Vizier of Remedies
38%inclusion8 decks21 decks
38%synergy
Top Cards
Swords to Plowshares
43%inclusion9 decks21 decks
-18%synergy
Scurry Oak
38%inclusion8 decks21 decks
37%synergy
Good-Fortune Unicorn
38%inclusion8 decks21 decks
36%synergy
Birds of Paradise
38%inclusion8 decks21 decks
11%synergy
Safehold Elite
33%inclusion7 decks21 decks
33%synergy
Kitchen Finks
33%inclusion7 decks21 decks
33%synergy
Blowfly Infestation
33%inclusion7 decks21 decks
32%synergy
Heliod, Sun-Crowned
33%inclusion7 decks21 decks
30%synergy
Hardened Scales
33%inclusion7 decks21 decks
23%synergy
Three Visits
33%inclusion7 decks21 decks
9%synergy
Game Changers
Demonic Tutor
38%inclusion8 decks21 decks
19%synergy
Vampiric Tutor
29%inclusion6 decks21 decks
14%synergy
Aura Shards
24%inclusion5 decks21 decks
17%synergy
Worldly Tutor
19%inclusion4 decks21 decks
7%synergy
Enlightened Tutor
19%inclusion4 decks21 decks
4%synergy
Survival of the Fittest
14%inclusion3 decks21 decks
13%synergy
Gaea's Cradle
14%inclusion3 decks21 decks
8%synergy
Creatures
Volrath, the Shapestealer
33%inclusion3 decks9 decks
33%synergy
Falco Spara, Pactweaver
33%inclusion3 decks9 decks
32%synergy
Deepglow Skate
33%inclusion3 decks9 decks
32%synergy
Haliya, Guided by Light
33%inclusion3 decks9 decks
30%synergy
Thrummingbird
33%inclusion3 decks9 decks
30%synergy
Basking Broodscale
32%inclusion6 decks19 decks
30%synergy
Putrid Goblin
29%inclusion6 decks21 decks
28%synergy
Massacre Girl, Known Killer
29%inclusion6 decks21 decks
27%synergy
Mikaeus, the Unhallowed
29%inclusion6 decks21 decks
26%synergy
Rosie Cotton of South Lane
29%inclusion6 decks21 decks
26%synergy
Winding Constrictor
29%inclusion6 decks21 decks
25%synergy
Mazirek, Kraul Death Priest
29%inclusion6 decks21 decks
25%synergy
Evolution Sage
29%inclusion6 decks21 decks
22%synergy
Grand Abolisher
29%inclusion6 decks21 decks
19%synergy
Avacyn's Pilgrim
29%inclusion6 decks21 decks
16%synergy
Cryptic Trilobite
24%inclusion5 decks21 decks
24%synergy
Young Wolf
24%inclusion5 decks21 decks
23%synergy
Channeler Initiate
24%inclusion5 decks21 decks
23%synergy
Herd Baloth
24%inclusion5 decks21 decks
23%synergy
Walking Ballista
24%inclusion5 decks21 decks
21%synergy
Carrion Feeder
24%inclusion5 decks21 decks
19%synergy
Pitiless Plunderer
24%inclusion5 decks21 decks
15%synergy
Blood Artist
24%inclusion5 decks21 decks
12%synergy
Eternal Witness
24%inclusion5 decks21 decks
7%synergy
Strangleroot Geist
19%inclusion4 decks21 decks
19%synergy
Quillspike
19%inclusion4 decks21 decks
19%synergy
Geralf's Messenger
19%inclusion4 decks21 decks
19%synergy
Wickerbough Elder
19%inclusion4 decks21 decks
18%synergy
Valentin, Dean of the Vein
19%inclusion4 decks21 decks
18%synergy
Necroskitter
19%inclusion4 decks21 decks
18%synergy
Slimefoot, the Stowaway
19%inclusion4 decks21 decks
18%synergy
Puppeteer Clique
19%inclusion4 decks21 decks
18%synergy
Obelisk Spider
19%inclusion4 decks21 decks
18%synergy
Luminous Broodmoth
19%inclusion4 decks21 decks
16%synergy
Chatterfang, Squirrel General
19%inclusion4 decks21 decks
14%synergy
Elas il-Kor, Sadistic Pilgrim
19%inclusion4 decks21 decks
10%synergy
Esper Sentinel
19%inclusion4 decks21 decks
0%synergy
Evolution Witness
17%inclusion3 decks18 decks
13%synergy
Heartmender
14%inclusion3 decks21 decks
14%synergy
Grim Poppet
14%inclusion3 decks21 decks
14%synergy
Sigil Captain
14%inclusion3 decks21 decks
14%synergy
Rendclaw Trow
14%inclusion3 decks21 decks
14%synergy
Tayam, Luminous Enigma
14%inclusion3 decks21 decks
14%synergy
Crystalline Crawler
14%inclusion3 decks21 decks
14%synergy
Skinrender
14%inclusion3 decks21 decks
14%synergy
Defiant Bloodlord
14%inclusion3 decks21 decks
14%synergy
Soul Snuffers
14%inclusion3 decks21 decks
14%synergy
Spitting Dilophosaurus
14%inclusion3 decks21 decks
14%synergy
Midnight Banshee
14%inclusion3 decks21 decks
14%synergy
Utopia Mycon
14%inclusion3 decks21 decks
14%synergy
Instants
Counterspell
33%inclusion3 decks9 decks
-8%synergy
Assassin's Trophy
29%inclusion6 decks21 decks
-2%synergy
Eladamri's Call
19%inclusion4 decks21 decks
10%synergy
Path to Exile
19%inclusion4 decks21 decks
-28%synergy
Chord of Calling
14%inclusion3 decks21 decks
9%synergy
Silence
14%inclusion3 decks21 decks
8%synergy
Dark Ritual
14%inclusion3 decks21 decks
-10%synergy
Heroic Intervention
14%inclusion3 decks21 decks
-16%synergy
Sorceries
Cultivate
33%inclusion7 decks21 decks
-9%synergy
Farseek
29%inclusion6 decks21 decks
-7%synergy
Nature's Lore
24%inclusion5 decks21 decks
-8%synergy
Incremental Blight
19%inclusion4 decks21 decks
19%synergy
Beseech the Queen
19%inclusion4 decks21 decks
18%synergy
Black Sun's Zenith
19%inclusion4 decks21 decks
17%synergy
Eldritch Evolution
14%inclusion3 decks21 decks
10%synergy
Finale of Devastation
14%inclusion3 decks21 decks
7%synergy
Reanimate
14%inclusion3 decks21 decks
-5%synergy
Kodama's Reach
14%inclusion3 decks21 decks
-12%synergy
Utility Artifacts
Altar of Dementia
24%inclusion5 decks21 decks
22%synergy
Ozolith, the Shattered Spire
24%inclusion5 decks21 decks
19%synergy
Blasting Station
19%inclusion4 decks21 decks
19%synergy
Birthing Pod
19%inclusion4 decks21 decks
17%synergy
Skullclamp
19%inclusion4 decks21 decks
8%synergy
Lightning Greaves
19%inclusion4 decks21 decks
-6%synergy
Luxior, Giada's Gift
14%inclusion3 decks21 decks
14%synergy
Contagion Engine
14%inclusion3 decks21 decks
13%synergy
Contagion Clasp
14%inclusion3 decks21 decks
13%synergy
Agatha's Soul Cauldron
14%inclusion3 decks21 decks
13%synergy
Sensei's Divining Top
14%inclusion3 decks21 decks
10%synergy
The Great Henge
14%inclusion3 decks21 decks
5%synergy
Enchantments
Freed from the Real
33%inclusion3 decks9 decks
31%synergy
Anointed Procession
29%inclusion6 decks21 decks
21%synergy
Doubling Season
29%inclusion6 decks21 decks
19%synergy
Exquisite Blood
24%inclusion5 decks21 decks
19%synergy
Sylvan Library
24%inclusion5 decks21 decks
15%synergy
Innkeeper's Talent
18%inclusion3 decks17 decks
13%synergy
Presence of Gond
14%inclusion3 decks21 decks
14%synergy
Retribution of the Ancients
14%inclusion3 decks21 decks
14%synergy
Earthcraft
14%inclusion3 decks21 decks
13%synergy
Swift Reconfiguration
14%inclusion3 decks21 decks
13%synergy
Black Market
14%inclusion3 decks21 decks
10%synergy
Sanguine Bond
14%inclusion3 decks21 decks
9%synergy
Planeswalkers
Vraska, Betrayal's Sting
19%inclusion4 decks21 decks
17%synergy
Tyvar, Jubilant Brawler
19%inclusion4 decks21 decks
16%synergy
Utility Lands
Gavony Township
19%inclusion4 decks21 decks
12%synergy
Yavimaya, Cradle of Growth
19%inclusion4 decks21 decks
10%synergy
Urborg, Tomb of Yawgmoth
19%inclusion4 decks21 decks
10%synergy
Bojuka Bog
19%inclusion4 decks21 decks
-11%synergy
Dakmor Salvage
14%inclusion3 decks21 decks
12%synergy
Phyrexian Tower
14%inclusion3 decks21 decks
5%synergy
Mana Artifacts
Sol Ring
71%inclusion15 decks21 decks
-12%synergy
Arcane Signet
62%inclusion13 decks21 decks
-10%synergy
Chromatic Lantern
19%inclusion4 decks21 decks
10%synergy
Astral Cornucopia
14%inclusion3 decks21 decks
13%synergy
Talisman of Unity
14%inclusion3 decks21 decks
7%synergy
Talisman of Resilience
14%inclusion3 decks21 decks
2%synergy
Fellwar Stone
14%inclusion3 decks21 decks
-6%synergy
Talisman of Hierarchy
14%inclusion3 decks21 decks
-12%synergy
Lands
Command Tower
95%inclusion20 decks21 decks
21%synergy
Savage Lands
60%inclusion3 decks5 decks
38%synergy
Blood Crypt
60%inclusion3 decks5 decks
22%synergy
Sandsteppe Citadel
57%inclusion12 decks21 decks
31%synergy
Temple Garden
57%inclusion12 decks21 decks
18%synergy
Overgrown Tomb
57%inclusion12 decks21 decks
16%synergy
Godless Shrine
57%inclusion12 decks21 decks
16%synergy
Arcane Sanctum
56%inclusion5 decks9 decks
28%synergy
Opulent Palace
56%inclusion5 decks9 decks
27%synergy
Indatha Triome
52%inclusion11 decks21 decks
25%synergy
Exotic Orchard
52%inclusion11 decks21 decks
16%synergy
Marsh Flats
43%inclusion9 decks21 decks
32%synergy
Llanowar Wastes
43%inclusion9 decks21 decks
16%synergy
Verdant Catacombs
38%inclusion8 decks21 decks
27%synergy
Savannah
38%inclusion8 decks21 decks
25%synergy
Caves of Koilos
38%inclusion8 decks21 decks
9%synergy
Windswept Heath
33%inclusion7 decks21 decks
22%synergy
Azorius Chancery
33%inclusion3 decks9 decks
21%synergy
Bayou
33%inclusion7 decks21 decks
20%synergy
Scrubland
33%inclusion7 decks21 decks
20%synergy
Brushland
33%inclusion7 decks21 decks
14%synergy
Raffine's Tower
33%inclusion3 decks9 decks
9%synergy
Zagoth Triome
33%inclusion3 decks9 decks
6%synergy
Spara's Headquarters
33%inclusion3 decks9 decks
6%synergy
Hallowed Fountain
33%inclusion3 decks9 decks
-7%synergy
Watery Grave
33%inclusion3 decks9 decks
-8%synergy
Breeding Pool
33%inclusion3 decks9 decks
-9%synergy
Bountiful Promenade
29%inclusion6 decks21 decks
7%synergy
Undergrowth Stadium
29%inclusion6 decks21 decks
5%synergy
Lush Portico
24%inclusion5 decks21 decks
15%synergy
Shadowy Backstreet
24%inclusion5 decks21 decks
14%synergy
Underground Mortuary
24%inclusion5 decks21 decks
11%synergy
Evolving Wilds
24%inclusion5 decks21 decks
3%synergy
Vault of Champions
24%inclusion5 decks21 decks
0%synergy
Mana Confluence
19%inclusion4 decks21 decks
12%synergy
City of Brass
19%inclusion4 decks21 decks
11%synergy
Wooded Foothills
19%inclusion4 decks21 decks
8%synergy
Bloodstained Mire
19%inclusion4 decks21 decks
8%synergy
Flooded Strand
19%inclusion4 decks21 decks
8%synergy
Golgari Rot Farm
19%inclusion4 decks21 decks
2%synergy
Sunpetal Grove
19%inclusion4 decks21 decks
-9%synergy
Woodland Cemetery
19%inclusion4 decks21 decks
-13%synergy
Wastewood Verge
19%inclusion3 decks16 decks
11%synergy
Bleachbone Verge
19%inclusion3 decks16 decks
11%synergy
Hushwood Verge
19%inclusion3 decks16 decks
9%synergy
Horizon Canopy
14%inclusion3 decks21 decks
10%synergy
Reflecting Pool
14%inclusion3 decks21 decks
9%synergy
Arid Mesa
14%inclusion3 decks21 decks
4%synergy
Misty Rainforest
14%inclusion3 decks21 decks
3%synergy
Polluted Delta
14%inclusion3 decks21 decks
2%synergy