Glacial Chasm + Thalia and The Gitrog Monster + Ancient Greenwarden

Glacial Chasm
Thalia and The Gitrog Monster
Ancient Greenwarden

Requires
Glacial Chasm must be on the battlefield. Thalia and The Gitrog Monster must be on the battlefield. Ancient Greenwarden must be on the battlefield.
Steps
  1. Play Glacial Chasm either from your hand or from your graveyard.
  2. When Glacial Chasm enters the battlefield, its second ability triggers, causing you to sacrifice another land you control.
  3. Play any land from your graveyard.
  4. At the beginning of your next upkeep, Glacial Chasm's cumulative upkeep ability triggers, allowing you to choose not to pay the cost and sacrifice it instead.
  5. Repeat.
Results
Prevent all damage that would be dealt to you.

Top Commanders (1)
Thalia and The Gitrog Monster
5.46% of 10113 decks 552 decks
New Cards (5)
Lumra, Bellow of the Woods
100% of 10 decks +48% synergy
The Gitrog, Ravenous Ride
40% of 55 decks +39% synergy
Wight of the Reliquary
39% of 18 decks +37% synergy
Insatiable Avarice
22% of 55 decks +16% synergy
Urza's Cave
17% of 18 decks +13% synergy
High Synergy Cards (10)
Ramunap Excavator
94% of 621 decks +91% synergy
The Gitrog Monster
92% of 621 decks +91% synergy
Azusa, Lost but Seeking
90% of 621 decks +86% synergy
Aesi, Tyrant of Gyre Strait
85% of 59 decks +83% synergy
Titania, Protector of Argoth
82% of 621 decks +81% synergy
Crop Rotation
85% of 621 decks +80% synergy
Scute Swarm
83% of 621 decks +79% synergy
Oracle of Mul Daya
78% of 621 decks +76% synergy
Exploration
79% of 621 decks +76% synergy
Felidar Retreat
76% of 621 decks +73% synergy
Top Cards (10)
Crucible of Worlds
90% of 621 decks +87% synergy
Conduit of Worlds
88% of 609 decks +85% synergy
Avenger of Zendikar
75% of 621 decks +70% synergy
Tatyova, Benthic Druid
73% of 59 decks +70% synergy
Swords to Plowshares
71% of 621 decks +43% synergy
Lotus Cobra
71% of 621 decks +67% synergy
Omnath, Locus of Creation
70% of 57 decks +70% synergy
Worldsoul's Rage
67% of 15 decks +66% synergy
Assassin's Trophy
64% of 621 decks +58% synergy
Tireless Provisioner
63% of 621 decks +59% synergy
Creatures (50)
Omnath, Locus of Rage
62% of 61 decks +61% synergy
Dryad of the Ilysian Grove
61% of 621 decks +58% synergy
Braids, Arisen Nightmare
61% of 619 decks +57% synergy
Knight of the Reliquary
58% of 621 decks +57% synergy
Tireless Tracker
58% of 621 decks +55% synergy
Rampaging Baloths
56% of 621 decks +53% synergy
Eternal Witness
52% of 621 decks +42% synergy
Ob Nixilis, the Fallen
47% of 621 decks +46% synergy
Sakura-Tribe Elder
46% of 621 decks +36% synergy
Birds of Paradise
45% of 621 decks +33% synergy
Elvish Reclaimer
42% of 621 decks +41% synergy
Emeria Angel
42% of 621 decks +41% synergy
Sylvan Safekeeper
41% of 621 decks +40% synergy
World Shaper
39% of 621 decks +37% synergy
Mina and Denn, Wildborn
38% of 61 decks +36% synergy
Courser of Kruphix
35% of 621 decks +33% synergy
Augur of Autumn
34% of 621 decks +32% synergy
Greensleeves, Maro-Sorcerer
33% of 617 decks +32% synergy
Omnath, Locus of the Roil
33% of 57 decks +33% synergy
Elesh Norn, Mother of Machines
33% of 615 decks +30% synergy
Esper Sentinel
31% of 621 decks +21% synergy
Delighted Halfling
31% of 409 decks +24% synergy
Muldrotha, the Gravetide
29% of 59 decks +28% synergy
Drana and Linvala
28% of 544 decks +26% synergy
Titania, Voice of Gaea
27% of 616 decks +27% synergy
Aftermath Analyst
26% of 180 decks +24% synergy
Perennial Behemoth
25% of 616 decks +25% synergy
Emeria Shepherd
25% of 621 decks +24% synergy
Craterhoof Behemoth
25% of 621 decks +22% synergy
Nissa, Resurgent Animist
24% of 440 decks +23% synergy
Yarok, the Desecrated
24% of 59 decks +23% synergy
Uro, Titan of Nature's Wrath
22% of 59 decks +21% synergy
Deathrite Shaman
21% of 621 decks +19% synergy
Soul of Windgrace
21% of 61 decks +21% synergy
Roil Elemental
20% of 59 decks +20% synergy
Avacyn's Pilgrim
20% of 621 decks +16% synergy
Kodama of the East Tree
19% of 621 decks +17% synergy
Maja, Bretagard Protector
19% of 621 decks +18% synergy
Blossoming Tortoise
19% of 311 decks +18% synergy
Collector Ouphe
18% of 621 decks +17% synergy
Wayward Swordtooth
18% of 621 decks +16% synergy
Moraug, Fury of Akoum
16% of 61 decks +15% synergy
Bristly Bill, Spine Sower
16% of 63 decks +12% synergy
Sun Titan
15% of 621 decks +10% synergy
Elesh Norn, Grand Cenobite
15% of 621 decks +12% synergy
Orcish Bowmasters
15% of 360 decks +9% synergy
Archelos, Lagoon Mystic
15% of 59 decks +15% synergy
Nine-Fingers Keene
15% of 59 decks +15% synergy
Mosswood Dreadknight
15% of 281 decks +14% synergy
Kutzil, Malamet Exemplar
15% of 220 decks +10% synergy
Instants (47)
Anguished Unmaking
51% of 621 decks +45% synergy
Beast Within
49% of 621 decks +30% synergy
Path to Exile
48% of 621 decks +29% synergy
Heroic Intervention
42% of 621 decks +29% synergy
Archdruid's Charm
40% of 180 decks +35% synergy
Entish Restoration
35% of 391 decks +30% synergy
Vampiric Tutor
33% of 621 decks +24% synergy
Constant Mists
32% of 621 decks +32% synergy
Teferi's Protection
32% of 621 decks +23% synergy
Harrow
30% of 621 decks +25% synergy
Generous Gift
30% of 621 decks +18% synergy
Growth Spiral
29% of 59 decks +24% synergy
Cyclonic Rift
24% of 59 decks +9% synergy
Realms Uncharted
22% of 621 decks +22% synergy
Worldly Tutor
17% of 621 decks +11% synergy
Tear Asunder
17% of 617 decks +16% synergy
Mystical Tutor
15% of 59 decks +7% synergy
Fierce Guardianship
14% of 59 decks +5% synergy
Deadly Rollick
14% of 621 decks +8% synergy
Eladamri's Call
13% of 621 decks +11% synergy
Enlightened Tutor
12% of 621 decks +4% synergy
Stroke of Midnight
12% of 311 decks +5% synergy
Roiling Regrowth
11% of 621 decks +9% synergy
Final Showdown
11% of 55 decks +6% synergy
Abrupt Decay
11% of 621 decks +8% synergy
Void Rend
10% of 59 decks +8% synergy
Unexplained Absence
9% of 128 decks +8% synergy
Despark
9% of 621 decks +5% synergy
Flawless Maneuver
9% of 621 decks +5% synergy
Nature's Claim
9% of 621 decks +4% synergy
Mana Drain
8% of 59 decks +1% synergy
Swan Song
8% of 59 decks +0% synergy
Arcane Denial
8% of 59 decks -1% synergy
Counterspell
8% of 59 decks -13% synergy
Mythos of Nethroi
8% of 621 decks +8% synergy
Smuggler's Surprise
8% of 63 decks +5% synergy
Akroma's Will
8% of 621 decks +3% synergy
Veil of Summer
7% of 621 decks +4% synergy
Dovin's Veto
7% of 59 decks +2% synergy
Chord of Calling
7% of 621 decks +4% synergy
Valakut Awakening
7% of 61 decks +3% synergy
Deflecting Swat
7% of 61 decks -1% synergy
Noxious Revival
6% of 621 decks +3% synergy
Malakir Rebirth
5% of 621 decks +1% synergy
Sphinx's Revelation
5% of 59 decks +4% synergy
Force of Will
5% of 59 decks -0% synergy
Brainstorm
5% of 59 decks -6% synergy
Sorceries (50)
Splendid Reclamation
62% of 621 decks +61% synergy
Nature's Lore
62% of 621 decks +48% synergy
Life from the Loam
59% of 621 decks +58% synergy
Farseek
55% of 621 decks +39% synergy
Three Visits
55% of 621 decks +43% synergy
Scapeshift
45% of 621 decks +44% synergy
Demonic Tutor
38% of 621 decks +26% synergy
Toxic Deluge
35% of 621 decks +27% synergy
Rampant Growth
32% of 621 decks +15% synergy
Cultivate
31% of 621 decks +9% synergy
Farewell
31% of 620 decks +24% synergy
Damn
29% of 621 decks +25% synergy
Awaken the Woods
28% of 617 decks +26% synergy
Bala Ged Recovery
28% of 621 decks +23% synergy
Eerie Ultimatum
26% of 621 decks +25% synergy
Finale of Devastation
26% of 621 decks +23% synergy
Green Sun's Zenith
25% of 621 decks +22% synergy
Kodama's Reach
22% of 621 decks +6% synergy
Wargate
20% of 59 decks +20% synergy
Sylvan Scrying
20% of 621 decks +19% synergy
Armageddon
20% of 621 decks +19% synergy
Rebuild the City
16% of 51 decks +16% synergy
Supreme Verdict
15% of 59 decks +12% synergy
Doppelgang
15% of 27 decks +14% synergy
Torment of Hailfire
15% of 621 decks +12% synergy
Natural Order
13% of 621 decks +12% synergy
Agadeem's Awakening
13% of 621 decks +11% synergy
Ruinous Ultimatum
13% of 61 decks +11% synergy
Tempt with Discovery
11% of 621 decks +10% synergy
Explore
11% of 621 decks +7% synergy
Villainous Wealth
10% of 59 decks +9% synergy
Hour of Revelation
10% of 621 decks +9% synergy
Gates Ablaze
10% of 61 decks +10% synergy
Nahiri's Lithoforming
10% of 61 decks +9% synergy
Skyshroud Claim
9% of 621 decks +4% synergy
Into the North
9% of 621 decks +8% synergy
Bring to Light
8% of 59 decks +8% synergy
Walk the Aeons
8% of 59 decks +8% synergy
Culling Ritual
8% of 621 decks +6% synergy
Painful Truths
8% of 621 decks +6% synergy
Squirming Emergence
8% of 248 decks +7% synergy
Wrath of God
7% of 621 decks +4% synergy
Austere Command
7% of 621 decks +2% synergy
Reshape the Earth
7% of 621 decks +6% synergy
Pitiless Carnage
7% of 57 decks +6% synergy
Open the Way
7% of 440 decks +6% synergy
Hour of Promise
6% of 621 decks +6% synergy
Imperial Seal
6% of 621 decks +3% synergy
Damnation
6% of 621 decks +1% synergy
Reanimate
6% of 621 decks -2% synergy
Utility Artifacts (13)
Zuran Orb
43% of 621 decks +42% synergy
Lightning Greaves
32% of 621 decks +7% synergy
Horn of Greed
24% of 621 decks +23% synergy
Bolas's Citadel
16% of 621 decks +11% synergy
Swiftfoot Boots
15% of 621 decks -13% synergy
The One Ring
14% of 511 decks +5% synergy
Skullclamp
11% of 621 decks -1% synergy
Amulet of Vigor
11% of 621 decks +10% synergy
Sensei's Divining Top
11% of 621 decks +5% synergy
Expedition Map
10% of 621 decks +7% synergy
Sword of Forge and Frontier
7% of 551 decks +5% synergy
Blackblade Reforged
6% of 621 decks +1% synergy
Staff of Titania
5% of 616 decks +5% synergy
Enchantments (34)
Leyline of the Guildpact
50% of 16 decks +48% synergy
Sylvan Library
39% of 621 decks +33% synergy
Retreat to Hagra
38% of 621 decks +38% synergy
Undergrowth Recon
36% of 166 decks +34% synergy
Spelunking
27% of 256 decks +25% synergy
Case of the Locked Hothouse
25% of 153 decks +23% synergy
Valakut Exploration
25% of 61 decks +23% synergy
Burgeoning
24% of 621 decks +22% synergy
Trouble in Pairs
22% of 128 decks +17% synergy
Druid Class
19% of 621 decks +17% synergy
Trade Routes
19% of 59 decks +18% synergy
Phyrexian Arena
18% of 621 decks +11% synergy
Guild Summit
17% of 59 decks +17% synergy
Rhystic Study
15% of 59 decks +1% synergy
Smothering Tithe
14% of 621 decks +2% synergy
Mystic Remora
14% of 59 decks +5% synergy
Squandered Resources
13% of 621 decks +12% synergy
Aura Shards
13% of 621 decks +10% synergy
Retreat to Emeria
12% of 621 decks +12% synergy
Necropotence
12% of 621 decks +9% synergy
Zendikar's Roil
11% of 621 decks +10% synergy
Temur Ascendancy
11% of 57 decks +9% synergy
Retreat to Coralhelm
10% of 59 decks +9% synergy
Overgrown Estate
10% of 621 decks +10% synergy
Blind Obedience
8% of 621 decks +5% synergy
Mirari's Wake
8% of 621 decks +4% synergy
The Mending of Dominaria
7% of 621 decks +7% synergy
Deafening Silence
7% of 621 decks +6% synergy
Black Market Connections
7% of 619 decks +1% synergy
Training Grounds
7% of 59 decks +5% synergy
Stony Silence
6% of 621 decks +5% synergy
Concordant Crossroads
6% of 621 decks +5% synergy
Tribute to the World Tree
6% of 486 decks +1% synergy
Excavation
5% of 59 decks +5% synergy
Battles (1)
Invasion of Ikoria
11% of 465 decks +9% synergy
Planeswalkers (6)
Lord Windgrace
49% of 61 decks +49% synergy
Wrenn and Realmbreaker
27% of 508 decks +26% synergy
Wrenn and Six
26% of 61 decks +26% synergy
Wrenn and Seven
17% of 621 decks +16% synergy
Nissa of Shadowed Boughs
16% of 621 decks +15% synergy
Nissa, Vital Force
14% of 621 decks +13% synergy
Utility Lands (41)
Field of the Dead
81% of 621 decks +77% synergy
Yavimaya, Cradle of Growth
75% of 621 decks +65% synergy
Bojuka Bog
62% of 621 decks +46% synergy
Strip Mine
61% of 621 decks +58% synergy
Urborg, Tomb of Yawgmoth
60% of 621 decks +49% synergy
Boseiju, Who Endures
54% of 621 decks +45% synergy
Thespian's Stage
46% of 621 decks +43% synergy
Maze of Ith
39% of 621 decks +36% synergy
Dark Depths
37% of 621 decks +36% synergy
Lotus Field
35% of 621 decks +34% synergy
Vesuva
33% of 621 decks +32% synergy
Valakut, the Molten Pinnacle
31% of 61 decks +30% synergy
Echoing Deeps
31% of 248 decks +29% synergy
Wasteland
29% of 621 decks +28% synergy
Dryad Arbor
29% of 621 decks +27% synergy
Argoth, Sanctum of Nature
28% of 616 decks +27% synergy
Takenuma, Abandoned Mire
27% of 620 decks +21% synergy
Oboro, Palace in the Clouds
25% of 59 decks +25% synergy
Cabal Coffers
22% of 621 decks +16% synergy
Reliquary Tower
19% of 621 decks -10% synergy
Tolaria West
17% of 59 decks +16% synergy
Otawara, Soaring City
17% of 59 decks +9% synergy
Eiganjo, Seat of the Empire
16% of 620 decks +11% synergy
Ancient Tomb
13% of 621 decks +3% synergy
Command Beacon
13% of 621 decks +8% synergy
Dakmor Salvage
13% of 621 decks +12% synergy
Mystic Sanctuary
12% of 59 decks +5% synergy
Volrath's Stronghold
11% of 621 decks +11% synergy
Ghost Quarter
11% of 621 decks +8% synergy
Gaea's Cradle
11% of 621 decks +8% synergy
Urza's Saga
10% of 621 decks +3% synergy
Kessig Wolf Run
8% of 61 decks +5% synergy
Gavony Township
7% of 621 decks +5% synergy
Celestial Colonnade
7% of 59 decks +6% synergy
Drownyard Temple
7% of 621 decks +6% synergy
Lavaclaw Reaches
7% of 61 decks +6% synergy
Den of the Bugbear
7% of 61 decks +6% synergy
Restless Cottage
5% of 311 decks +4% synergy
Cephalid Coliseum
5% of 59 decks +4% synergy
Minamo, School at Water's Edge
5% of 59 decks +3% synergy
Academy Ruins
5% of 59 decks +3% synergy
Mana Artifacts (3)
Sol Ring
61% of 621 decks -24% synergy
Arcane Signet
30% of 621 decks -40% synergy
Mana Crypt
7% of 621 decks -4% synergy
Lands (50)
Command Tower
87% of 621 decks +14% synergy
Overgrown Tomb
81% of 621 decks +72% synergy
Temple Garden
80% of 621 decks +71% synergy
Verdant Catacombs
77% of 621 decks +66% synergy
Godless Shrine
77% of 621 decks +67% synergy
Indatha Triome
76% of 621 decks +73% synergy
Marsh Flats
75% of 621 decks +63% synergy
Windswept Heath
72% of 621 decks +62% synergy
Lush Portico
51% of 128 decks +47% synergy
Underground Mortuary
51% of 128 decks +46% synergy
Stomping Ground
49% of 61 decks +40% synergy
Breeding Pool
46% of 59 decks +37% synergy
Fabled Passage
42% of 621 decks +32% synergy
Flagstones of Trokair
42% of 621 decks +41% synergy
Misty Rainforest
39% of 621 decks +27% synergy
Shadowy Backstreet
38% of 128 decks +34% synergy
The World Tree
37% of 57 decks +34% synergy
Undergrowth Stadium
34% of 621 decks +28% synergy
Bountiful Promenade
33% of 621 decks +28% synergy
Simic Guildgate
32% of 59 decks +31% synergy
Golgari Rot Farm
32% of 621 decks +28% synergy
Wooded Foothills
31% of 621 decks +21% synergy
Arid Mesa
31% of 621 decks +20% synergy
Sea Gate
31% of 59 decks +29% synergy
Zagoth Triome
31% of 59 decks +27% synergy
Vault of Champions
30% of 621 decks +24% synergy
Izzet Guildgate
30% of 57 decks +29% synergy
Prismatic Vista
30% of 621 decks +24% synergy
Jetmir's Garden
30% of 61 decks +25% synergy
Selesnya Sanctuary
29% of 621 decks +26% synergy
Spara's Headquarters
29% of 59 decks +25% synergy
Exotic Orchard
29% of 621 decks -6% synergy
Bloodstained Mire
28% of 621 decks +18% synergy
Ketria Triome
28% of 57 decks +24% synergy
Flooded Strand
27% of 621 decks +17% synergy
Hallowed Fountain
27% of 59 decks +18% synergy
Polluted Delta
27% of 621 decks +16% synergy
Gruul Guildgate
26% of 61 decks +25% synergy
Ziatora's Proving Ground
26% of 61 decks +23% synergy
Horizon Canopy
26% of 621 decks +25% synergy
Nurturing Peatland
25% of 621 decks +24% synergy
Canopy Vista
25% of 621 decks +18% synergy
Azorius Guildgate
25% of 59 decks +24% synergy
Dimir Guildgate
25% of 59 decks +24% synergy
Watery Grave
25% of 59 decks +15% synergy
Cliffgate
25% of 61 decks +23% synergy
Boros Guildgate
25% of 61 decks +23% synergy
Blood Crypt
25% of 61 decks +16% synergy
Steam Vents
25% of 57 decks +15% synergy
Savannah
24% of 621 decks +21% synergy