Lagrella, the Magpie + Karmic Guide + Ashnod's Altar

Lagrella, the Magpie
Karmic Guide
Ashnod's Altar

Requires
Lagrella, the Magpie must be in hand, or in the command zone. Karmic Guide must be on the battlefield. Ashnod's Altar must be on the battlefield. Mana needed: plus enough mana to pay for commander tax, if applicable
Steps
  1. Cast Lagrella by paying and commander tax, if applicable.
  2. When Lagrella enters the battlefield, it triggers, exiling Karmic Guide until Lagrella leaves the battlefield.
  3. Activate Ashnod's Altar by sacrificing Lagrella, adding .
  4. If Lagrella is your commander, choose not to return it to the command zone from your graveyard.
  5. When Lagrella leaves the battlefield, Karmic Guide is returned to the battlefield from exile.
  6. When Karmic Guide enters the battlefield, it and Lagrella triggers.
  7. Resolve the Lagrella trigger, putting two +1/+1 counters on Karmic Guide.
  8. Resolve the Karmic Guide trigger, returning Lagrella from your graveyard to the battlefield.
  9. Repeat from step 2.
Results
Infinite colorless mana. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.

Lagrella, the Magpie
1.49% of 1609 decks 24 decks
Atraxa, Grand Unifier
0.01% of 14561 decks 2 decks
Kenrith, the Returned King
0.01% of 21646 decks 2 decks
Tocasia, Dig Site Mentor
0.08% of 1181 decks 1 decks
Brenard, Ginger Sculptor
0.01% of 7742 decks 1 decks
Galadriel, Light of Valinor
0.01% of 8248 decks 1 decks
Amareth, the Lustrous
0.07% of 1398 decks 1 decks
Derevi, Empyrial Tactician
0.01% of 7545 decks 1 decks
Roon of the Hidden Realm
0.03% of 3191 decks 1 decks
High Synergy Cards
Ephemerate
65% of 34 decks +59% synergy
Abdel Adrian, Gorion's Ward
59% of 34 decks +58% synergy
Coiling Oracle
65% of 34 decks +57% synergy
Felidar Guardian
59% of 34 decks +56% synergy
Panharmonicon
59% of 34 decks +55% synergy
Sun Titan
59% of 34 decks +48% synergy
Momentary Blink
50% of 34 decks +47% synergy
Cloudshift
50% of 34 decks +47% synergy
Peregrine Drake
50% of 34 decks +47% synergy
Fiend Hunter
47% of 34 decks +46% synergy
Top Cards
Eternal Witness
65% of 34 decks +44% synergy
Swords to Plowshares
56% of 34 decks -7% synergy
Restoration Angel
47% of 34 decks +45% synergy
Eerie Interlude
47% of 34 decks +43% synergy
Reveillark
44% of 34 decks +42% synergy
Cultivate
44% of 34 decks -2% synergy
Emiel the Blessed
41% of 34 decks +38% synergy
Ghostly Flicker
41% of 34 decks +36% synergy
Elesh Norn, Mother of Machines
38% of 26 decks +33% synergy
Venser, Shaper Savant
38% of 34 decks +36% synergy
Creatures
Clifftop Lookout
75% of 4 decks +72% synergy
Pond Prophet
75% of 4 decks +72% synergy
Dour Port-Mage
75% of 4 decks +70% synergy
Soulherder
38% of 34 decks +33% synergy
Mulldrifter
38% of 34 decks +32% synergy
Solemn Simulacrum
38% of 34 decks +24% synergy
Glorious Protector
35% of 34 decks +34% synergy
Spirited Companion
35% of 34 decks +31% synergy
Birds of Paradise
35% of 34 decks +8% synergy
Charming Prince
32% of 34 decks +30% synergy
Yorion, Sky Nomad
32% of 34 decks +30% synergy
Wall of Omens
32% of 34 decks +29% synergy
Thassa, Deep-Dwelling
32% of 34 decks +29% synergy
Reclamation Sage
32% of 34 decks +21% synergy
Aether Channeler
32% of 31 decks +30% synergy
Preston, the Vanisher
32% of 28 decks +31% synergy
Timeless Witness
29% of 34 decks +26% synergy
Cloudblazer
29% of 34 decks +26% synergy
Farhaven Elf
29% of 34 decks +26% synergy
Flickerwisp
26% of 34 decks +25% synergy
Deadeye Navigator
26% of 34 decks +24% synergy
Archaeomancer
26% of 34 decks +23% synergy
Acidic Slime
26% of 34 decks +23% synergy
Wood Elves
26% of 34 decks +20% synergy
Delighted Halfling
26% of 19 decks +12% synergy
Reflector Mage
24% of 34 decks +22% synergy
Agent of Treachery
24% of 34 decks +21% synergy
Elvish Visionary
24% of 34 decks +21% synergy
Displacer Kitten
24% of 34 decks +18% synergy
Loran of the Third Path
23% of 30 decks +16% synergy
Werefox Bodyguard
21% of 14 decks +21% synergy
Yannik, Scavenging Sentinel
21% of 34 decks +20% synergy
Brago, King Eternal
21% of 34 decks +17% synergy
Noble Hierarch
21% of 34 decks +4% synergy
Gilraen, Dúnedain Protector
19% of 16 decks +18% synergy
Lumbering Battlement
18% of 34 decks +17% synergy
Wall of Blossoms
18% of 34 decks +16% synergy
Knight of Autumn
18% of 34 decks +15% synergy
Prosperous Innkeeper
18% of 34 decks +15% synergy
Gala Greeters
18% of 34 decks +14% synergy
Suture Priest
18% of 34 decks +14% synergy
Avacyn's Pilgrim
18% of 34 decks +3% synergy
Eldrazi Displacer
15% of 34 decks +13% synergy
Meteor Golem
15% of 34 decks +13% synergy
Skyclave Apparition
15% of 34 decks +12% synergy
Wormfang Drake
12% of 34 decks +12% synergy
Phantom Steed
12% of 34 decks +11% synergy
Stonehorn Dignitary
12% of 34 decks +11% synergy
Radiant Solar
12% of 34 decks +11% synergy
Leonin Relic-Warder
12% of 34 decks +11% synergy
Instants
Slip On the Ring
33% of 18 decks +32% synergy
Counterspell
32% of 34 decks -11% synergy
Essence Flux
26% of 34 decks +24% synergy
Path to Exile
26% of 34 decks -19% synergy
Flicker of Fate
24% of 34 decks +22% synergy
Lae'zel's Acrobatics
24% of 34 decks +22% synergy
Cosmic Intervention
21% of 34 decks +19% synergy
Semester's End
21% of 34 decks +19% synergy
Worldly Tutor
21% of 34 decks +6% synergy
An Offer You Can't Refuse
21% of 34 decks -0% synergy
Beast Within
21% of 34 decks -18% synergy
Displace
18% of 34 decks +16% synergy
Chord of Calling
18% of 34 decks +12% synergy
Eladamri's Call
18% of 34 decks +6% synergy
Arcane Denial
18% of 34 decks -2% synergy
Negate
18% of 34 decks -5% synergy
Cyclonic Rift
18% of 34 decks -10% synergy
Planar Incision
15% of 34 decks +13% synergy
Enlightened Tutor
15% of 34 decks -3% synergy
Scrollshift
14% of 21 decks +14% synergy
Mystic Reflection
12% of 34 decks +10% synergy
Frantic Search
12% of 34 decks -0% synergy
Mana Drain
12% of 34 decks -3% synergy
Fierce Guardianship
12% of 34 decks -6% synergy
Dovin's Veto
12% of 34 decks -7% synergy
Generous Gift
12% of 34 decks -14% synergy
Justiciar's Portal
9% of 34 decks +8% synergy
Theoretical Duplication
9% of 34 decks +8% synergy
Ghostway
9% of 34 decks +8% synergy
Crop Rotation
9% of 34 decks -1% synergy
Force of Will
9% of 34 decks -2% synergy
Mystical Tutor
9% of 34 decks -6% synergy
Teferi's Protection
9% of 34 decks -11% synergy
Heroic Intervention
9% of 34 decks -21% synergy
Sorceries
Farseek
32% of 34 decks -2% synergy
Rampant Growth
32% of 34 decks -2% synergy
Against All Odds
22% of 23 decks +21% synergy
Three Visits
21% of 34 decks -4% synergy
Supreme Verdict
18% of 34 decks +4% synergy
Kodama's Reach
18% of 34 decks -14% synergy
Nature's Lore
18% of 34 decks -14% synergy
Wargate
12% of 34 decks +9% synergy
Neoform
12% of 34 decks +7% synergy
Green Sun's Zenith
12% of 34 decks +6% synergy
Wrath of God
12% of 34 decks +5% synergy
Farewell
12% of 34 decks -2% synergy
Cleansing Nova
9% of 34 decks +5% synergy
Eldritch Evolution
9% of 34 decks +4% synergy
Time Wipe
9% of 34 decks +2% synergy
Sevinne's Reclamation
9% of 34 decks +2% synergy
Bala Ged Recovery
9% of 34 decks -0% synergy
Utility Artifacts
Altar of Dementia
32% of 34 decks +30% synergy
Phyrexian Altar
26% of 34 decks +22% synergy
Conjurer's Closet
24% of 34 decks +21% synergy
Altar of the Brood
15% of 34 decks +13% synergy
Vedalken Orrery
15% of 34 decks +13% synergy
Sword of Hearth and Home
15% of 34 decks +12% synergy
Birthing Pod
15% of 34 decks +12% synergy
Strionic Resonator
15% of 34 decks +11% synergy
Blasting Station
12% of 34 decks +11% synergy
The Ozolith
12% of 34 decks +8% synergy
Swiftfoot Boots
12% of 34 decks -16% synergy
Golden Argosy
10% of 31 decks +9% synergy
Enchantments
Teleportation Circle
38% of 34 decks +34% synergy
Guardian Project
29% of 34 decks +21% synergy
Aura Shards
26% of 34 decks +17% synergy
Virtue of Knowledge
25% of 16 decks +22% synergy
Rhystic Study
24% of 34 decks -4% synergy
Sylvan Library
21% of 34 decks +9% synergy
Smothering Tithe
18% of 34 decks -7% synergy
Candlekeep Sage
15% of 34 decks +14% synergy
Blessed Sanctuary
15% of 34 decks +14% synergy
Leyline of Anticipation
15% of 34 decks +10% synergy
Touch the Spirit Realm
12% of 34 decks +10% synergy
Mirari's Wake
12% of 34 decks -2% synergy
Mystic Remora
12% of 34 decks -6% synergy
Angelic Renewal
9% of 34 decks +8% synergy
Far Traveler
9% of 34 decks +8% synergy
Oblivion Ring
9% of 34 decks +8% synergy
Wild Growth
9% of 34 decks -2% synergy
Planeswalkers
The Eternal Wanderer
17% of 23 decks +14% synergy
Teferi, Time Raveler
9% of 34 decks +2% synergy
Utility Lands
Reliquary Tower
41% of 34 decks +12% synergy
Alchemist's Refuge
21% of 34 decks +14% synergy
Yavimaya, Cradle of Growth
18% of 34 decks +8% synergy
Ancient Tomb
18% of 34 decks +7% synergy
Otawara, Soaring City
18% of 34 decks +1% synergy
Dryad Arbor
15% of 34 decks +11% synergy
Mystic Sanctuary
12% of 34 decks -0% synergy
Boseiju, Who Endures
12% of 34 decks -8% synergy
Mana Artifacts
Arcane Signet
74% of 34 decks +1% synergy
Sol Ring
74% of 34 decks -11% synergy
Commander's Sphere
21% of 34 decks +5% synergy
Azorius Signet
21% of 34 decks -5% synergy
Simic Signet
18% of 34 decks +3% synergy
Thought Vessel
18% of 34 decks +1% synergy
Fellwar Stone
18% of 34 decks -3% synergy
Mana Crypt
15% of 34 decks +6% synergy
Selesnya Signet
12% of 34 decks +3% synergy
Liquimetal Torque
9% of 34 decks +5% synergy
Chrome Mox
9% of 34 decks +2% synergy
Mana Vault
9% of 34 decks +2% synergy
Talisman of Unity
9% of 34 decks +1% synergy
Talisman of Curiosity
9% of 34 decks -4% synergy
Mind Stone
9% of 34 decks -9% synergy
Lands
Command Tower
94% of 34 decks +20% synergy
Exotic Orchard
50% of 34 decks +14% synergy
Flooded Strand
47% of 34 decks +36% synergy
Spara's Headquarters
47% of 34 decks +15% synergy
Temple Garden
47% of 34 decks +7% synergy
Prairie Stream
41% of 34 decks +8% synergy
Canopy Vista
41% of 34 decks +5% synergy
Hallowed Fountain
41% of 34 decks +0% synergy
Breeding Pool
41% of 34 decks +0% synergy
Windswept Heath
35% of 34 decks +25% synergy
Misty Rainforest
35% of 34 decks +24% synergy
Hedge Maze
30% of 10 decks +16% synergy
Sea of Clouds
29% of 34 decks +3% synergy
Evolving Wilds
26% of 34 decks +6% synergy
Seaside Citadel
26% of 34 decks +0% synergy
Terramorphic Expanse
24% of 34 decks +8% synergy
Brushland
24% of 34 decks +8% synergy
Hengegate Pathway
21% of 34 decks +13% synergy
Azorius Chancery
21% of 34 decks +6% synergy
Adarkar Wastes
21% of 34 decks +3% synergy
Sunpetal Grove
21% of 34 decks -3% synergy
Bountiful Promenade
21% of 34 decks -4% synergy
Glacial Fortress
21% of 34 decks -5% synergy
Yavimaya Coast
21% of 34 decks -6% synergy
Hinterland Harbor
21% of 34 decks -7% synergy
Fabled Passage
18% of 34 decks +8% synergy
Scalding Tarn
18% of 34 decks +7% synergy
Marsh Flats
18% of 34 decks +6% synergy
Verdant Catacombs
18% of 34 decks +6% synergy
Selesnya Sanctuary
18% of 34 decks +4% synergy
Simic Growth Chamber
18% of 34 decks -2% synergy
Path of Ancestry
18% of 34 decks -4% synergy
Radiant Grove
16% of 31 decks +10% synergy
Razorverge Thicket
15% of 34 decks +10% synergy
Barkchannel Pathway
15% of 34 decks +6% synergy
Wooded Foothills
15% of 34 decks +4% synergy
Arid Mesa
15% of 34 decks +4% synergy
Savannah
15% of 34 decks +2% synergy
Overgrown Farmland
15% of 34 decks -1% synergy
Temple of Enlightenment
15% of 34 decks -2% synergy
Temple of Mystery
15% of 34 decks -3% synergy
Rejuvenating Springs
15% of 34 decks -14% synergy
Idyllic Beachfront
13% of 31 decks +9% synergy
Treva's Ruins
12% of 34 decks +10% synergy
Thornglint Bridge
12% of 34 decks +10% synergy
Forbidden Orchard
12% of 34 decks +9% synergy
Tanglepool Bridge
12% of 34 decks +9% synergy
Arctic Treeline
12% of 34 decks +8% synergy
Seachrome Coast
12% of 34 decks +7% synergy
Blighted Woodland
12% of 34 decks +6% synergy