Shalai and Hallar + Celestial Unicorn

Shalai and Hallar
Celestial Unicorn

Requires
Shalai and Hallar must be on the battlefield. Celestial Unicorn must be on the battlefield.
Steps
  1. Put a +1/+1 counter on a creature you control.
  2. Shalai and Hallar triggers, dealing 1 damage to an opponent and causing you to gain one life.
  3. Celestial Unicorn triggers, putting a +1/+1 counter on itself.
  4. Repeat from step 2.
Results
Infinite +1/+1 counters on Celestial Unicorn. Infinite damage. Infinite lifegain. Infinite lifegain triggers.

Shalai and Hallar
3.61% of 10576 decks 382 decks
Rocco, Street Chef
0.05% of 8860 decks 4 decks
Rocco, Cabaretti Caterer
0.03% of 6459 decks 2 decks
Kenrith, the Returned King
0.00% of 23873 decks 1 decks
Jinnie Fay, Jetmir's Second
0.02% of 5427 decks 1 decks
Bruse Tarl, Boorish Herder // Ikra Shidiqi, the Usurper
0.10% of 977 decks 1 decks
Bright-Palm, Soul Awakener
0.03% of 3748 decks 1 decks
Aragorn, Hornburg Hero
0.04% of 2433 decks 1 decks
Baylen, the Haymaker
0.01% of 14286 decks 1 decks
Samut, Voice of Dissent
0.05% of 1889 decks 1 decks
Voja, Jaws of the Conclave
0.01% of 15039 decks 1 decks
Rin and Seri, Inseparable
0.01% of 17189 decks 1 decks
Jetmir, Nexus of Revels
0.01% of 9143 decks 1 decks
New Cards
Loxodon Battle Priest
7% of 14 decks +7% synergy
Warden of the Grove
7% of 15 decks +5% synergy
Nature's Rhythm
6% of 16 decks +4% synergy
High Synergy Cards
Ajani's Pridemate
87% of 398 decks +86% synergy
Trelasarra, Moon Dancer
83% of 398 decks +82% synergy
The Red Terror
71% of 398 decks +71% synergy
Heliod, Sun-Crowned
70% of 398 decks +67% synergy
Cleric Class
65% of 398 decks +62% synergy
Voice of the Blessed
63% of 398 decks +62% synergy
War Elemental
53% of 398 decks +53% synergy
Basilisk Collar
54% of 398 decks +50% synergy
Lifelink
49% of 398 decks +49% synergy
Light of Promise
49% of 398 decks +48% synergy
Top Cards
Swords to Plowshares
68% of 398 decks +5% synergy
Path to Exile
48% of 398 decks +1% synergy
Cultivate
48% of 398 decks +3% synergy
Twinblade Paladin
47% of 398 decks +47% synergy
Kami of Whispered Hopes
45% of 398 decks +38% synergy
All Will Be One
43% of 398 decks +41% synergy
Ageless Entity
43% of 398 decks +43% synergy
Forgotten Ancient
42% of 398 decks +36% synergy
Abzan Battle Priest
41% of 398 decks +40% synergy
Conclave Mentor
41% of 398 decks +37% synergy
Game Changers
Enlightened Tutor
29% of 398 decks +12% synergy
Smothering Tithe
14% of 398 decks -10% synergy
Jeska's Will
9% of 398 decks -8% synergy
Drannith Magistrate
6% of 398 decks -0% synergy
Chrome Mox
6% of 398 decks -0% synergy
The One Ring
6% of 398 decks -2% synergy
Creatures
Managorger Hydra
40% of 398 decks +36% synergy
Kutzil, Malamet Exemplar
40% of 276 decks +25% synergy
Gideon's Company
37% of 398 decks +37% synergy
Archangel of Thune
35% of 398 decks +33% synergy
Avacyn's Pilgrim
33% of 398 decks +19% synergy
Incubation Druid
32% of 398 decks +27% synergy
Birds of Paradise
32% of 398 decks +5% synergy
Mikaeus, the Lunarch
31% of 398 decks +28% synergy
Scurry Oak
30% of 398 decks +28% synergy
Gyre Sage
30% of 398 decks +26% synergy
Envoy of the Ancestors
29% of 181 decks +27% synergy
Walking Ballista
28% of 398 decks +26% synergy
Rishkar, Peema Renegade
27% of 398 decks +23% synergy
Essence Channeler
27% of 169 decks +26% synergy
Ivy Lane Denizen
26% of 398 decks +24% synergy
Champion of Lambholt
26% of 398 decks +19% synergy
Good-Fortune Unicorn
25% of 398 decks +22% synergy
Esper Sentinel
24% of 398 decks +5% synergy
Llanowar Elves
24% of 398 decks +3% synergy
Herd Baloth
24% of 398 decks +23% synergy
Rosie Cotton of South Lane
22% of 338 decks +19% synergy
Spike Feeder
22% of 398 decks +22% synergy
Shalai, Voice of Plenty
22% of 398 decks +16% synergy
Elvish Mystic
22% of 398 decks +5% synergy
Soul Warden
21% of 398 decks +16% synergy
Elenda's Hierophant
21% of 273 decks +19% synergy
Taurean Mauler
20% of 398 decks +16% synergy
Halana and Alena, Partners
20% of 398 decks +15% synergy
Exemplar of Light
19% of 114 decks +16% synergy
Kalonian Hydra
19% of 398 decks +16% synergy
Alabaster Mage
18% of 398 decks +18% synergy
Bright-Palm, Soul Awakener
17% of 398 decks +16% synergy
Basking Broodscale
17% of 191 decks +15% synergy
Delighted Halfling
16% of 353 decks +5% synergy
Sunscorch Regent
16% of 398 decks +14% synergy
Abzan Falconer
16% of 398 decks +13% synergy
Grand Abolisher
16% of 398 decks +7% synergy
Armorcraft Judge
16% of 398 decks +14% synergy
Lathiel, the Bounteous Dawn
16% of 398 decks +14% synergy
Splendor Mare
15% of 398 decks +15% synergy
Rocco, Cabaretti Caterer
15% of 398 decks +13% synergy
Scavenging Ooze
15% of 398 decks +12% synergy
Conclave Sledge-Captain
15% of 398 decks +14% synergy
Hamza, Guardian of Arashin
15% of 398 decks +12% synergy
Soul's Attendant
15% of 398 decks +11% synergy
Beast Whisperer
15% of 398 decks +3% synergy
Treebeard, Gracious Host
14% of 332 decks +11% synergy
Arwen, Mortal Queen
13% of 335 decks +11% synergy
Wildwood Scourge
13% of 398 decks +12% synergy
Fyndhorn Elves
13% of 398 decks +1% synergy
Instants
Take Up the Shield
39% of 398 decks +38% synergy
Inspiring Call
38% of 398 decks +30% synergy
Worldly Tutor
37% of 398 decks +24% synergy
Generous Gift
37% of 398 decks +12% synergy
Eladamri's Call
34% of 398 decks +24% synergy
Beast Within
32% of 398 decks -5% synergy
Heroic Intervention
29% of 398 decks -1% synergy
Mortal's Ardor
23% of 398 decks +23% synergy
Snakeskin Veil
22% of 398 decks +18% synergy
Blessed Defiance
22% of 398 decks +22% synergy
Swift Justice
19% of 398 decks +19% synergy
Signal the Clans
18% of 398 decks +18% synergy
Tamiyo's Safekeeping
16% of 398 decks +10% synergy
Chord of Calling
15% of 398 decks +9% synergy
Teferi's Protection
15% of 398 decks -5% synergy
Unbreakable Formation
14% of 398 decks +8% synergy
Boros Charm
14% of 398 decks -10% synergy
Silence
13% of 398 decks +7% synergy
Return to Nature
13% of 398 decks +7% synergy
Moment of Heroism
13% of 398 decks +12% synergy
Silkguard
13% of 398 decks +11% synergy
Chaos Warp
12% of 398 decks -19% synergy
Deflecting Swat
12% of 398 decks -4% synergy
Dawn's Truce
11% of 170 decks +3% synergy
Dromoka's Command
11% of 398 decks +10% synergy
Abrade
11% of 398 decks -1% synergy
Red Elemental Blast
10% of 398 decks +4% synergy
Nature's Claim
10% of 398 decks +1% synergy
Akroma's Will
9% of 398 decks -1% synergy
Flawless Maneuver
9% of 398 decks -2% synergy
Surge of Salvation
8% of 398 decks +6% synergy
Veil of Summer
8% of 398 decks +2% synergy
Pyroblast
8% of 398 decks +2% synergy
Pledge of Unity
8% of 398 decks +7% synergy
Thrill of Possibility
7% of 398 decks -3% synergy
Archdruid's Charm
7% of 243 decks +2% synergy
Stroke of Midnight
7% of 309 decks -3% synergy
Semester's End
7% of 398 decks +5% synergy
Return of the Wildspeaker
7% of 398 decks -6% synergy
Inscription of Abundance
7% of 398 decks +5% synergy
Gaea's Gift
6% of 398 decks +3% synergy
Hunter's Insight
6% of 398 decks +3% synergy
Invigorating Surge
6% of 398 decks +5% synergy
Blacksmith's Skill
6% of 398 decks +4% synergy
Cosmic Rebirth
6% of 359 decks +4% synergy
Krosan Grip
6% of 398 decks -1% synergy
Noxious Revival
5% of 398 decks -0% synergy
Congregation at Dawn
5% of 398 decks +4% synergy
Lightning Bolt
5% of 398 decks -6% synergy
Sorceries
Farseek
39% of 398 decks +4% synergy
Kodama's Reach
38% of 398 decks +8% synergy
Rampant Growth
38% of 398 decks +4% synergy
Nature's Lore
32% of 398 decks +0% synergy
Angelfire Ignition
24% of 398 decks +22% synergy
Three Visits
22% of 398 decks -2% synergy
Idyllic Tutor
18% of 398 decks +13% synergy
Blasphemous Act
15% of 398 decks -18% synergy
Harmonize
14% of 398 decks +5% synergy
Damning Verdict
13% of 398 decks +11% synergy
Time of Need
13% of 398 decks +12% synergy
Gamble
12% of 398 decks +3% synergy
Requisition Raid
11% of 203 decks +9% synergy
Eldritch Evolution
11% of 398 decks +6% synergy
Fangs of Kalonia
10% of 183 decks +8% synergy
Unnatural Restoration
9% of 398 decks +6% synergy
Rishkar's Expertise
9% of 398 decks -1% synergy
Green Sun's Zenith
9% of 398 decks +3% synergy
Farewell
9% of 398 decks -4% synergy
Prepare // Fight
8% of 398 decks +8% synergy
Vandalblast
8% of 398 decks -7% synergy
Faithless Looting
8% of 398 decks -8% synergy
Deafening Clarion
8% of 398 decks +7% synergy
Austere Command
7% of 398 decks -5% synergy
Thirsting Roots
7% of 398 decks +5% synergy
Shamanic Revelation
7% of 398 decks -2% synergy
Open the Armory
7% of 398 decks +2% synergy
Finale of Devastation
7% of 398 decks -2% synergy
Bala Ged Recovery
5% of 398 decks -3% synergy
Hull Breach
5% of 398 decks +1% synergy
Wrath of God
5% of 398 decks -1% synergy
Utility Artifacts
Ozolith, the Shattered Spire
31% of 398 decks +26% synergy
Swiftfoot Boots
29% of 398 decks +1% synergy
Shadowspear
28% of 398 decks +24% synergy
Commander's Sphere
21% of 398 decks +6% synergy
The Ozolith
18% of 398 decks +15% synergy
Lightning Greaves
16% of 398 decks -9% synergy
Loxodon Warhammer
15% of 398 decks +13% synergy
The Great Henge
12% of 398 decks +2% synergy
Behemoth Sledge
11% of 398 decks +9% synergy
Caduceus, Staff of Hermes
10% of 176 decks +8% synergy
Well of Lost Dreams
7% of 398 decks +6% synergy
Mind Stone
7% of 398 decks -10% synergy
Lotus Petal
7% of 398 decks -0% synergy
Staff of Domination
5% of 398 decks +4% synergy
Enchantments
Hardened Scales
38% of 398 decks +28% synergy
Rhythm of the Wild
35% of 398 decks +11% synergy
Rune of Sustenance
34% of 398 decks +34% synergy
Spirit Link
32% of 398 decks +31% synergy
Sunbond
30% of 398 decks +30% synergy
Mayael's Aria
29% of 398 decks +26% synergy
Felidar Umbra
28% of 398 decks +28% synergy
Cathars' Crusade
23% of 398 decks +17% synergy
Felidar Retreat
23% of 398 decks +16% synergy
Branching Evolution
21% of 398 decks +15% synergy
Uncivil Unrest
19% of 398 decks +17% synergy
Keen Sense
16% of 398 decks +15% synergy
Snake Umbra
16% of 398 decks +13% synergy
Sylvan Library
14% of 398 decks +4% synergy
Tribute to the World Tree
14% of 398 decks +7% synergy
Unflinching Courage
13% of 398 decks +12% synergy
Innkeeper's Talent
13% of 170 decks +8% synergy
Squire's Devotion
12% of 398 decks +11% synergy
Spirit Loop
11% of 398 decks +10% synergy
Together Forever
10% of 398 decks +9% synergy
Sheltered by Ghosts
10% of 144 decks +7% synergy
Invigorating Hot Spring
9% of 398 decks +6% synergy
Scourge of the Nobilis
8% of 398 decks +8% synergy
Ajani's Welcome
8% of 398 decks +7% synergy
Armadillo Cloak
8% of 398 decks +7% synergy
Utopia Sprawl
8% of 398 decks +0% synergy
Doubling Season
8% of 398 decks -2% synergy
Wild Growth
8% of 398 decks -3% synergy
Court of Garenbrig
8% of 302 decks +5% synergy
Hydra's Growth
8% of 398 decks +5% synergy
Deafening Silence
8% of 398 decks +5% synergy
Authority of the Consuls
8% of 398 decks +3% synergy
Annie Joins Up
7% of 203 decks -5% synergy
Guardian Project
7% of 398 decks -2% synergy
Defense of the Heart
6% of 398 decks +4% synergy
Stocking the Pantry
6% of 169 decks +5% synergy
Master Chef
6% of 398 decks +4% synergy
Fertile Ground
6% of 398 decks +2% synergy
Darksteel Mutation
5% of 398 decks -1% synergy
Sterling Grove
5% of 398 decks -2% synergy
Battles
Invasion of Ikoria
9% of 398 decks +5% synergy
Planeswalkers
Ajani, Strength of the Pride
11% of 398 decks +10% synergy
Ajani Steadfast
8% of 398 decks +7% synergy
Ajani, the Greathearted
6% of 398 decks +4% synergy
Gideon Blackblade
5% of 398 decks +5% synergy
Utility Lands
Gavony Township
39% of 398 decks +30% synergy
Witch's Clinic
23% of 398 decks +22% synergy
Karn's Bastion
19% of 398 decks +15% synergy
Rogue's Passage
17% of 398 decks -3% synergy
Reliquary Tower
13% of 398 decks -17% synergy
Llanowar Reborn
12% of 398 decks +10% synergy
Temple of the False God
12% of 398 decks +2% synergy
Mosswort Bridge
12% of 398 decks +1% synergy
Oran-Rief, the Vastwood
11% of 398 decks +7% synergy
Boseiju, Who Endures
11% of 398 decks -8% synergy
Yavimaya, Cradle of Growth
9% of 398 decks -0% synergy
Kessig Wolf Run
8% of 398 decks -8% synergy
Field of Ruin
6% of 398 decks +4% synergy
Drannith Ruins
6% of 359 decks +5% synergy
Mana Artifacts
Sol Ring
82% of 398 decks -2% synergy
Arcane Signet
80% of 398 decks +8% synergy
Fellwar Stone
20% of 398 decks -1% synergy
Talisman of Unity
20% of 398 decks +12% synergy
Talisman of Conviction
17% of 398 decks -7% synergy
Talisman of Impulse
15% of 398 decks +5% synergy
Boros Signet
14% of 398 decks -8% synergy
Selesnya Signet
14% of 398 decks +5% synergy
Gruul Signet
13% of 398 decks +1% synergy
Chromatic Lantern
9% of 398 decks -0% synergy
Mana Crypt
7% of 398 decks +1% synergy
Lands
Command Tower
90% of 398 decks +16% synergy
Exotic Orchard
60% of 398 decks +24% synergy
Cinder Glade
54% of 398 decks +16% synergy
Jungle Shrine
52% of 398 decks +20% synergy
Canopy Vista
52% of 398 decks +15% synergy
Jetmir's Garden
35% of 398 decks +4% synergy
Stomping Ground
34% of 398 decks -6% synergy
Game Trail
34% of 398 decks +18% synergy
Fortified Village
33% of 398 decks +18% synergy
Temple Garden
33% of 398 decks -6% synergy
Sacred Foundry
33% of 398 decks -3% synergy
Furycalm Snarl
31% of 398 decks +17% synergy
Battlefield Forge
31% of 398 decks +5% synergy
Bountiful Promenade
30% of 398 decks +6% synergy
Sungrass Prairie
28% of 398 decks +16% synergy
Spire Garden
28% of 398 decks +4% synergy
Spectator Seating
28% of 398 decks +3% synergy
Clifftop Retreat
27% of 398 decks -3% synergy
Evolving Wilds
27% of 398 decks +6% synergy
Sunpetal Grove
27% of 398 decks +2% synergy
Karplusan Forest
26% of 398 decks +8% synergy
Mossfire Valley
25% of 398 decks +14% synergy
Path of Ancestry
25% of 398 decks +4% synergy
Arid Mesa
25% of 398 decks +14% synergy
Terramorphic Expanse
25% of 398 decks +9% synergy
Brushland
25% of 398 decks +8% synergy
Rootbound Crag
24% of 398 decks -1% synergy
Windswept Heath
24% of 398 decks +13% synergy
Rockfall Vale
23% of 398 decks +2% synergy
Wooded Foothills
22% of 398 decks +12% synergy
Bretagard Stronghold
21% of 398 decks +21% synergy
Temple of Plenty
20% of 398 decks +7% synergy
Temple of Abandon
19% of 398 decks +5% synergy
Temple of Triumph
19% of 398 decks +2% synergy
Overgrown Farmland
17% of 398 decks +1% synergy
Sundown Pass
17% of 398 decks +1% synergy
Sheltering Landscape
17% of 181 decks +8% synergy
Krosan Verge
16% of 398 decks +13% synergy
Cabaretti Courtyard
14% of 398 decks +13% synergy
Branchloft Pathway
14% of 398 decks +6% synergy
Cragcrown Pathway
14% of 398 decks +5% synergy
Taiga
12% of 398 decks -1% synergy
Plateau
12% of 398 decks -1% synergy
Blossoming Sands
11% of 398 decks +4% synergy
Savannah
11% of 398 decks -2% synergy
Rugged Highlands
10% of 398 decks +5% synergy
City of Brass
10% of 398 decks +2% synergy
Thornspire Verge
10% of 147 decks +1% synergy
Hushwood Verge
10% of 147 decks +1% synergy
Needleverge Pathway
10% of 398 decks +1% synergy