Mirko, Obsessive Theorist (Commander) - Upgraded +1/+1 Counters

Bennie Smith
Mar 16, 2026
Ranking the Swords of X and Y in Commander
The Swords of X and Y all have powerful effects and protection. But which ones are the best in Commander? Bennie Smith has your answer.
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Grave Researcher
64%inclusion9 decks14 decks
60%synergy
Ral Zarek, Guest Lecturer
21%inclusion3 decks14 decks
20%synergy
Skycoach Conductor
7.7%inclusion1 decks13 decks
7%synergy
Banishing Betrayal
7.1%inclusion1 decks14 decks
6%synergy
Emeritus of Ideation
7.1%inclusion1 decks14 decks
6%synergy
High Synergy Cards
Doom Whisperer
96%inclusion43 decks45 decks
91%synergy
Sinister Starfish
80%inclusion36 decks45 decks
78%synergy
Pile On
80%inclusion36 decks45 decks
77%synergy
Phyrexian Metamorph
87%inclusion39 decks45 decks
77%synergy
Unshakable Tail
80%inclusion36 decks45 decks
77%synergy
Otherworldly Gaze
82%inclusion37 decks45 decks
76%synergy
Price of Fame
78%inclusion35 decks45 decks
73%synergy
Reanimate
93%inclusion42 decks45 decks
69%synergy
Twilight Diviner
71%inclusion17 decks24 decks
68%synergy
Enhanced Surveillance
71%inclusion32 decks45 decks
68%synergy
Top Cards
Consider
76%inclusion34 decks45 decks
63%synergy
Massacre Wurm
71%inclusion32 decks45 decks
63%synergy
Case of the Shifting Visage
69%inclusion31 decks45 decks
66%synergy
Curate
69%inclusion31 decks45 decks
66%synergy
Animate Dead
69%inclusion31 decks45 decks
58%synergy
Nightveil Sprite
67%inclusion30 decks45 decks
63%synergy
Soul Diviner
67%inclusion30 decks45 decks
65%synergy
Toxic Deluge
67%inclusion30 decks45 decks
41%synergy
Mission Briefing
67%inclusion30 decks45 decks
64%synergy
Eye of Duskmantle
64%inclusion29 decks45 decks
63%synergy
Game Changers
Cyclonic Rift
22%inclusion10 decks45 decks
0%synergy
Rhystic Study
16%inclusion7 decks45 decks
-7%synergy
Consecrated Sphinx
13%inclusion6 decks45 decks
10%synergy
Fierce Guardianship
13%inclusion6 decks45 decks
-5%synergy
Gifts Ungiven
11%inclusion5 decks45 decks
9%synergy
Notion Thief
8.9%inclusion4 decks45 decks
-2%synergy
Vampiric Tutor
6.7%inclusion3 decks45 decks
-9%synergy
Creatures
Matoya, Archon Elder
63%inclusion27 decks43 decks
58%synergy
Ravenous Chupacabra
60%inclusion27 decks45 decks
52%synergy
Dogged Detective
58%inclusion26 decks45 decks
56%synergy
Baleful Strix
56%inclusion25 decks45 decks
32%synergy
Hexavus
56%inclusion25 decks45 decks
54%synergy
Master of Death
53%inclusion24 decks45 decks
50%synergy
Gray Merchant of Asphodel
51%inclusion23 decks45 decks
38%synergy
Mulldrifter
49%inclusion22 decks45 decks
45%synergy
Fain, the Broker
49%inclusion22 decks45 decks
47%synergy
Lazav, the Multifarious
47%inclusion21 decks45 decks
44%synergy
Syr Konrad, the Grim
44%inclusion20 decks45 decks
32%synergy
Vizier of Many Faces
44%inclusion20 decks45 decks
42%synergy
Dream Eater
42%inclusion19 decks45 decks
41%synergy
Watcher of Hours
42%inclusion19 decks45 decks
41%synergy
Shriekmaw
40%inclusion18 decks45 decks
38%synergy
Dimir Spybug
38%inclusion17 decks45 decks
36%synergy
Spark Double
38%inclusion17 decks45 decks
27%synergy
Sheoldred, Whispering One
38%inclusion17 decks45 decks
33%synergy
Twilight Prophet
38%inclusion17 decks45 decks
35%synergy
Body Double
36%inclusion16 decks45 decks
33%synergy
Mindwhisker
36%inclusion16 decks45 decks
34%synergy
Clever Impersonator
33%inclusion15 decks45 decks
29%synergy
Archon of Cruelty
31%inclusion14 decks45 decks
26%synergy
Snarling Gorehound
31%inclusion14 decks45 decks
30%synergy
Glasspool Mimic
29%inclusion13 decks45 decks
23%synergy
Auton Soldier
27%inclusion12 decks45 decks
23%synergy
Metamorphosis Fanatic
24%inclusion11 decks45 decks
23%synergy
Rune-Sealed Wall
24%inclusion11 decks45 decks
24%synergy
Thoughtbound Phantasm
24%inclusion11 decks45 decks
24%synergy
Copycrook
24%inclusion11 decks45 decks
23%synergy
Likeness Looter
24%inclusion11 decks45 decks
17%synergy
Y'shtola Rhul
23%inclusion10 decks43 decks
20%synergy
Vile Entomber
22%inclusion10 decks45 decks
19%synergy
Overseer of the Damned
22%inclusion10 decks45 decks
19%synergy
Psychic Frog
22%inclusion10 decks45 decks
20%synergy
Ledger Shredder
22%inclusion10 decks45 decks
18%synergy
Starving Revenant
20%inclusion9 decks45 decks
18%synergy
Dimir Strandcatcher
20%inclusion9 decks45 decks
19%synergy
Sphinx of the Second Sun
20%inclusion9 decks45 decks
17%synergy
Astral Dragon
20%inclusion9 decks45 decks
18%synergy
Grave Titan
20%inclusion9 decks45 decks
14%synergy
Dawnhand Dissident
20%inclusion5 decks25 decks
19%synergy
Irma, Part-Time Mutant
19%inclusion3 decks16 decks
16%synergy
Solemn Simulacrum
18%inclusion8 decks45 decks
6%synergy
Agent of Treachery
18%inclusion8 decks45 decks
15%synergy
Faerie Dreamthief
18%inclusion8 decks45 decks
15%synergy
Joo Dee, One of Many
17%inclusion5 decks29 decks
17%synergy
Il Mheg Pixie
17%inclusion7 decks42 decks
15%synergy
O'aka, Traveling Merchant
16%inclusion7 decks43 decks
16%synergy
Mocking Doppelganger
16%inclusion7 decks45 decks
14%synergy
Instants
Ephara's Dispersal
58%inclusion26 decks45 decks
56%synergy
Unauthorized Exit
42%inclusion19 decks45 decks
41%synergy
Sinister Sabotage
38%inclusion17 decks45 decks
35%synergy
Entomb
36%inclusion16 decks45 decks
27%synergy
Discovery // Dispersal
31%inclusion14 decks45 decks
28%synergy
Counterspell
31%inclusion14 decks45 decks
-25%synergy
Dark Ritual
29%inclusion13 decks45 decks
-7%synergy
Frantic Search
27%inclusion12 decks45 decks
7%synergy
Brainstorm
27%inclusion12 decks45 decks
-3%synergy
Don't Make a Sound
24%inclusion11 decks45 decks
22%synergy
Dreams of Laguna
21%inclusion9 decks43 decks
19%synergy
Unexplained Disappearance
20%inclusion9 decks45 decks
20%synergy
An Offer You Can't Refuse
20%inclusion9 decks45 decks
-11%synergy
Deadly Rollick
18%inclusion8 decks45 decks
-2%synergy
Swallowed by Leviathan
17%inclusion7 decks42 decks
15%synergy
Swan Song
16%inclusion7 decks45 decks
-3%synergy
Sink into Stupor
16%inclusion7 decks45 decks
0%synergy
Fell the Profane
13%inclusion6 decks45 decks
-2%synergy
Negate
13%inclusion6 decks45 decks
-19%synergy
Mana Drain
13%inclusion6 decks45 decks
-4%synergy
Bitter Triumph
13%inclusion6 decks45 decks
9%synergy
Withering Torment
13%inclusion6 decks45 decks
-3%synergy
Lethal Scheme
11%inclusion5 decks45 decks
9%synergy
Waterlogged Teachings
11%inclusion5 decks45 decks
0%synergy
Slip Out the Back
8.9%inclusion4 decks45 decks
6%synergy
Arcane Denial
8.9%inclusion4 decks45 decks
-17%synergy
Counterpoint
8.9%inclusion4 decks45 decks
7%synergy
Saw in Half
8.9%inclusion4 decks45 decks
6%synergy
Drag the Canal
6.7%inclusion3 decks45 decks
6%synergy
Three Steps Ahead
6.7%inclusion3 decks45 decks
3%synergy
Flare of Denial
6.7%inclusion3 decks45 decks
1%synergy
Essence Flux
6.7%inclusion3 decks45 decks
3%synergy
Ghostly Flicker
6.7%inclusion3 decks45 decks
2%synergy
Sorceries
Buried Alive
60%inclusion27 decks45 decks
52%synergy
Notion Rain
56%inclusion25 decks45 decks
53%synergy
Rise of the Dark Realms
47%inclusion21 decks45 decks
37%synergy
Charnel Serenade
44%inclusion20 decks45 decks
43%synergy
Victimize
31%inclusion14 decks45 decks
17%synergy
Feed the Swarm
29%inclusion13 decks45 decks
-6%synergy
Diresight
27%inclusion12 decks45 decks
25%synergy
Connive // Concoct
24%inclusion11 decks45 decks
22%synergy
Black Sun's Zenith
18%inclusion8 decks45 decks
16%synergy
Start the TARDIS
13%inclusion6 decks45 decks
13%synergy
Breach the Multiverse
13%inclusion6 decks45 decks
4%synergy
Unmarked Grave
11%inclusion5 decks45 decks
8%synergy
Persist
11%inclusion5 decks45 decks
7%synergy
Thought Erasure
11%inclusion5 decks45 decks
10%synergy
Contingency Plan
11%inclusion5 decks45 decks
10%synergy
Taigam's Scheming
11%inclusion5 decks45 decks
11%synergy
Singularity Rupture
10%inclusion4 decks39 decks
-2%synergy
Windfall
8.9%inclusion4 decks45 decks
-5%synergy
Deep Analysis
8.9%inclusion4 decks45 decks
6%synergy
Stitch Together
8.9%inclusion4 decks45 decks
6%synergy
Hymn of the Faller
7.7%inclusion3 decks39 decks
7%synergy
Temporal Mastery
6.7%inclusion3 decks45 decks
3%synergy
Damnation
6.7%inclusion3 decks45 decks
-4%synergy
Rite of Replication
6.7%inclusion3 decks45 decks
3%synergy
Utility Artifacts
Sword of Once and Future
51%inclusion23 decks45 decks
50%synergy
Power Conduit
47%inclusion21 decks45 decks
46%synergy
Lightning Greaves
47%inclusion21 decks45 decks
19%synergy
Candlestick
44%inclusion20 decks45 decks
43%synergy
Essence Anchor
36%inclusion16 decks45 decks
34%synergy
Swiftfoot Boots
29%inclusion13 decks45 decks
4%synergy
The Grim Captain's Locker
24%inclusion11 decks45 decks
23%synergy
Planetarium of Wan Shi Tong
23%inclusion7 decks31 decks
20%synergy
Champion's Helm
13%inclusion6 decks45 decks
12%synergy
Blackblade Reforged
13%inclusion6 decks45 decks
12%synergy
Blade of the Bloodchief
11%inclusion5 decks45 decks
11%synergy
Ransom Note
8.9%inclusion4 decks45 decks
8%synergy
Jet Medallion
8.9%inclusion4 decks45 decks
0%synergy
Mithril Coat
6.7%inclusion3 decks45 decks
3%synergy
Neurok Stealthsuit
6.7%inclusion3 decks45 decks
6%synergy
Dragonfire Blade
6.7%inclusion3 decks45 decks
6%synergy
Enchantments
Necromancy
58%inclusion26 decks45 decks
54%synergy
Gossip's Talent
44%inclusion20 decks45 decks
42%synergy
Search for Azcanta
40%inclusion18 decks45 decks
38%synergy
Phyrexian Arena
29%inclusion13 decks45 decks
16%synergy
Disinformation Campaign
16%inclusion7 decks45 decks
14%synergy
Ripples of Undeath
16%inclusion7 decks45 decks
12%synergy
Criminal Past
6.7%inclusion3 decks45 decks
6%synergy
Utility Lands
Bojuka Bog
73%inclusion33 decks45 decks
35%synergy
Tocasia's Dig Site
69%inclusion31 decks45 decks
67%synergy
Nesting Grounds
60%inclusion27 decks45 decks
58%synergy
Rogue's Passage
56%inclusion25 decks45 decks
29%synergy
Mystic Sanctuary
53%inclusion24 decks45 decks
36%synergy
Reliquary Tower
33%inclusion15 decks45 decks
-3%synergy
Drownyard Temple
29%inclusion13 decks45 decks
26%synergy
Temple of the False God
24%inclusion11 decks45 decks
15%synergy
Witch's Clinic
11%inclusion5 decks45 decks
10%synergy
Takenuma, Abandoned Mire
11%inclusion5 decks45 decks
-1%synergy
Urborg, Tomb of Yawgmoth
11%inclusion5 decks45 decks
-9%synergy
Hostile Desert
8.9%inclusion4 decks45 decks
8%synergy
Geier Reach Sanitarium
8.9%inclusion4 decks45 decks
6%synergy
Otawara, Soaring City
8.9%inclusion4 decks45 decks
-10%synergy
Shizo, Death's Storehouse
6.7%inclusion3 decks45 decks
-2%synergy
Cephalid Coliseum
6.7%inclusion3 decks45 decks
1%synergy
Restless Reef
6.7%inclusion3 decks45 decks
0%synergy
Mana Artifacts
Sol Ring
87%inclusion39 decks45 decks
-1%synergy
Arcane Signet
84%inclusion38 decks45 decks
1%synergy
Talisman of Dominance
73%inclusion33 decks45 decks
15%synergy
Dimir Signet
56%inclusion25 decks45 decks
-3%synergy
Thought Vessel
29%inclusion13 decks45 decks
-2%synergy
Mind Stone
16%inclusion7 decks45 decks
-12%synergy
Laser Screwdriver
13%inclusion6 decks45 decks
13%synergy
Fellwar Stone
11%inclusion5 decks45 decks
-19%synergy
Everflowing Chalice
8.9%inclusion4 decks45 decks
3%synergy
Lands
Command Tower
100%inclusion45 decks45 decks
12%synergy
Swamp
100%inclusion45 decks45 decks
3%synergy
Island
100%inclusion45 decks45 decks
3%synergy
Sunken Hollow
87%inclusion39 decks45 decks
21%synergy
Tainted Isle
84%inclusion38 decks45 decks
40%synergy
Darkwater Catacombs
73%inclusion33 decks45 decks
34%synergy
Choked Estuary
67%inclusion30 decks45 decks
19%synergy
Watery Grave
64%inclusion29 decks45 decks
16%synergy
Drowned Catacomb
62%inclusion28 decks45 decks
8%synergy
Undercity Sewers
58%inclusion26 decks45 decks
37%synergy
Conduit Pylons
53%inclusion24 decks45 decks
52%synergy
Hidden Grotto
51%inclusion23 decks45 decks
49%synergy
Dimir Aqueduct
49%inclusion22 decks45 decks
11%synergy
Shipwreck Marsh
47%inclusion21 decks45 decks
7%synergy
Fetid Pools
44%inclusion20 decks45 decks
28%synergy
Underground River
44%inclusion20 decks45 decks
4%synergy
River of Tears
44%inclusion20 decks45 decks
34%synergy
Polluted Delta
38%inclusion17 decks45 decks
5%synergy
Gloomlake Verge
36%inclusion16 decks45 decks
12%synergy
Myriad Landscape
29%inclusion13 decks45 decks
8%synergy
Glasspool Mimic
29%inclusion13 decks45 decks
23%synergy
Port of Karfell
27%inclusion12 decks45 decks
20%synergy
Clearwater Pathway
24%inclusion11 decks45 decks
0%synergy
Morphic Pool
24%inclusion11 decks45 decks
-12%synergy
Temple of Deceit
18%inclusion8 decks45 decks
-18%synergy
Ash Barrens
18%inclusion8 decks45 decks
13%synergy
Sunken Ruins
18%inclusion8 decks45 decks
1%synergy
Sink into Stupor
16%inclusion7 decks45 decks
0%synergy
Fell the Profane
13%inclusion6 decks45 decks
-2%synergy
Exotic Orchard
13%inclusion6 decks45 decks
-19%synergy
Dismal Backwater
11%inclusion5 decks45 decks
-5%synergy
Waterlogged Teachings
11%inclusion5 decks45 decks
0%synergy
Sinister Hideout
11%inclusion4 decks37 decks
8%synergy
Fabled Passage
8.9%inclusion4 decks45 decks
0%synergy
Underground Sea
8.9%inclusion4 decks45 decks
-4%synergy
Darkslick Shores
8.9%inclusion4 decks45 decks
-5%synergy
Hydroelectric Specimen
6.7%inclusion3 decks45 decks
-2%synergy
Boggart Trawler
6.7%inclusion3 decks45 decks
0%synergy
Evolving Wilds
6.7%inclusion3 decks45 decks
-10%synergy
Path of Ancestry
6.7%inclusion3 decks45 decks
-20%synergy
Soured Springs
6.7%inclusion3 decks45 decks
4%synergy