Urza, Prince of Kroog (Commander) - Optimized

Background image for What if Commander Had Sideboards?
Levi Perry
Sep 25, 2025
What if Commander Had Sideboards?
Commander is casual, but what if there were a way to heighten the competitiveness? Levi examines the effect sideboards would have on EDH.
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Krang, Master Mind
5.9%inclusion2 decks34 decks
6%synergy
Krang, Utrom Warlord
5.9%inclusion1 decks17 decks
5%synergy
High Synergy Cards
Training Grounds
61%inclusion48 decks79 decks
59%synergy
Urza, Lord High Artificer
63%inclusion50 decks79 decks
57%synergy
Unwinding Clock
66%inclusion52 decks79 decks
55%synergy
Foundry Inspector
68%inclusion54 decks79 decks
55%synergy
Darksteel Citadel
61%inclusion48 decks79 decks
50%synergy
Thought Monitor
56%inclusion44 decks79 decks
48%synergy
Etherium Sculptor
62%inclusion49 decks79 decks
47%synergy
Ancient Den
61%inclusion48 decks79 decks
46%synergy
Seat of the Synod
59%inclusion47 decks79 decks
44%synergy
Academy Ruins
51%inclusion40 decks79 decks
39%synergy
Top Cards
Swords to Plowshares
63%inclusion50 decks79 decks
-6%synergy
Esper Sentinel
54%inclusion43 decks79 decks
32%synergy
Solemn Simulacrum
52%inclusion41 decks79 decks
27%synergy
Lightning Greaves
48%inclusion38 decks79 decks
28%synergy
Fabricate
47%inclusion37 decks79 decks
36%synergy
Emry, Lurker of the Loch
46%inclusion36 decks79 decks
34%synergy
Counterspell
44%inclusion35 decks79 decks
-10%synergy
Simulacrum Synthesizer
43%inclusion34 decks79 decks
38%synergy
Padeem, Consul of Innovation
42%inclusion33 decks79 decks
32%synergy
Mana Drain
42%inclusion33 decks79 decks
26%synergy
Game Changers
Enlightened Tutor
54%inclusion43 decks79 decks
37%synergy
Rhystic Study
49%inclusion39 decks79 decks
26%synergy
Cyclonic Rift
47%inclusion37 decks79 decks
25%synergy
Smothering Tithe
42%inclusion33 decks79 decks
17%synergy
Teferi's Protection
38%inclusion30 decks79 decks
22%synergy
Fierce Guardianship
37%inclusion29 decks79 decks
21%synergy
The One Ring
25%inclusion20 decks79 decks
17%synergy
Mana Vault
25%inclusion20 decks79 decks
19%synergy
Ancient Tomb
24%inclusion19 decks79 decks
16%synergy
Mystical Tutor
22%inclusion17 decks79 decks
8%synergy
Creatures
Sai, Master Thopterist
41%inclusion32 decks79 decks
30%synergy
Phyrexian Metamorph
37%inclusion29 decks79 decks
27%synergy
Kappa Cannoneer
37%inclusion29 decks79 decks
29%synergy
Bronze Guardian
37%inclusion29 decks79 decks
31%synergy
Myr Battlesphere
34%inclusion27 decks79 decks
31%synergy
Illustrious Wanderglyph
34%inclusion27 decks79 decks
30%synergy
Master of Etherium
32%inclusion25 decks79 decks
26%synergy
Forensic Gadgeteer
32%inclusion25 decks79 decks
28%synergy
Ornithopter of Paradise
30%inclusion24 decks79 decks
19%synergy
Karn, Legacy Reforged
29%inclusion23 decks79 decks
27%synergy
Losheel, Clockwork Scholar
28%inclusion22 decks79 decks
23%synergy
Steel Overseer
27%inclusion21 decks79 decks
23%synergy
Jhoira's Familiar
27%inclusion21 decks79 decks
23%synergy
Liberator, Urza's Battlethopter
25%inclusion20 decks79 decks
22%synergy
Mondrak, Glory Dominus
25%inclusion20 decks79 decks
22%synergy
Urza, Lord Protector
25%inclusion20 decks79 decks
23%synergy
Palladium Myr
24%inclusion19 decks79 decks
21%synergy
Meteor Golem
23%inclusion18 decks79 decks
19%synergy
Silver Myr
22%inclusion17 decks79 decks
13%synergy
The Reality Chip
22%inclusion17 decks79 decks
16%synergy
Threefold Thunderhulk
20%inclusion16 decks79 decks
19%synergy
Research Thief
20%inclusion16 decks79 decks
16%synergy
Chief of the Foundry
19%inclusion15 decks79 decks
17%synergy
Gold Myr
19%inclusion15 decks79 decks
11%synergy
Wurmcoil Engine
19%inclusion15 decks79 decks
17%synergy
Sharding Sphinx
19%inclusion15 decks79 decks
17%synergy
Trophy Mage
18%inclusion14 decks79 decks
16%synergy
Unctus, Grand Metatect
18%inclusion14 decks79 decks
16%synergy
Angel of the Ruins
16%inclusion13 decks79 decks
13%synergy
Cybermen Squadron
16%inclusion13 decks79 decks
15%synergy
Vedalken Archmage
16%inclusion13 decks79 decks
13%synergy
Master Transmuter
16%inclusion13 decks79 decks
14%synergy
Shimmer Myr
16%inclusion13 decks79 decks
12%synergy
Ojer Taq, Deepest Foundation
15%inclusion12 decks79 decks
13%synergy
Riptide Gearhulk
15%inclusion11 decks73 decks
6%synergy
Cyberdrive Awakener
14%inclusion11 decks79 decks
5%synergy
Ethersworn Canonist
14%inclusion11 decks79 decks
11%synergy
Voltaic Construct
14%inclusion11 decks79 decks
14%synergy
Mendicant Core, Guidelight
14%inclusion10 decks73 decks
10%synergy
Cyberman Patrol
13%inclusion10 decks79 decks
11%synergy
Oltec Matterweaver
13%inclusion10 decks79 decks
11%synergy
Crashing Drawbridge
13%inclusion10 decks79 decks
11%synergy
Ornithopter
13%inclusion10 decks79 decks
10%synergy
Drafna, Founder of Lat-Nam
13%inclusion10 decks79 decks
11%synergy
Arcum Dagsson
11%inclusion9 decks79 decks
11%synergy
Metalworker
11%inclusion9 decks79 decks
11%synergy
Trinket Mage
11%inclusion9 decks79 decks
8%synergy
Voyager Quickwelder
11%inclusion8 decks73 decks
3%synergy
Scrap Trawler
10%inclusion8 decks79 decks
8%synergy
Walking Ballista
10%inclusion8 decks79 decks
7%synergy
Instants
Path to Exile
41%inclusion32 decks79 decks
-13%synergy
Whir of Invention
33%inclusion26 decks79 decks
28%synergy
Dispatch
30%inclusion24 decks79 decks
18%synergy
Dovin's Veto
27%inclusion21 decks79 decks
-11%synergy
An Offer You Can't Refuse
27%inclusion21 decks79 decks
1%synergy
Arcane Denial
24%inclusion19 decks79 decks
-1%synergy
Negate
23%inclusion18 decks79 decks
-5%synergy
Dramatic Reversal
20%inclusion16 decks79 decks
13%synergy
Swan Song
16%inclusion13 decks79 decks
-1%synergy
Generous Gift
16%inclusion13 decks79 decks
-15%synergy
Force of Will
14%inclusion11 decks79 decks
6%synergy
Scour for Scrap
14%inclusion6 decks44 decks
11%synergy
Thirst for Knowledge
11%inclusion9 decks79 decks
9%synergy
Sink into Stupor
10%inclusion8 decks78 decks
-3%synergy
Urza's Command
10%inclusion8 decks79 decks
9%synergy
Silence
7.6%inclusion6 decks79 decks
0%synergy
Pact of Negation
7.6%inclusion6 decks79 decks
3%synergy
Desynchronization
6.5%inclusion5 decks77 decks
3%synergy
Three Steps Ahead
6.3%inclusion5 decks79 decks
3%synergy
Clever Concealment
6.3%inclusion5 decks79 decks
4%synergy
Stroke of Midnight
6.3%inclusion5 decks79 decks
-9%synergy
Flare of Fortitude
5.1%inclusion4 decks78 decks
2%synergy
Flare of Denial
5.1%inclusion4 decks79 decks
3%synergy
Essence Scatter
5.1%inclusion4 decks79 decks
4%synergy
Narset's Reversal
5.1%inclusion4 decks79 decks
1%synergy
Reality Shift
5.1%inclusion4 decks79 decks
-3%synergy
Sorceries
Organic Extinction
34%inclusion27 decks79 decks
26%synergy
Thoughtcast
30%inclusion24 decks79 decks
21%synergy
Voyage Home
23%inclusion17 decks73 decks
16%synergy
Dance of the Manse
19%inclusion15 decks79 decks
12%synergy
March of Progress
18%inclusion14 decks79 decks
16%synergy
Supreme Verdict
16%inclusion13 decks79 decks
-11%synergy
Farewell
16%inclusion13 decks79 decks
-1%synergy
Brilliant Restoration
15%inclusion12 decks79 decks
11%synergy
One with the Machine
13%inclusion10 decks79 decks
11%synergy
Reshape
11%inclusion9 decks79 decks
9%synergy
Forging the Anchor
10%inclusion8 decks79 decks
10%synergy
Sevinne's Reclamation
7.6%inclusion6 decks79 decks
1%synergy
Repair and Recharge
7.6%inclusion6 decks79 decks
7%synergy
Wrath of God
6.3%inclusion5 decks79 decks
0%synergy
Time Wipe
6.3%inclusion5 decks79 decks
-7%synergy
Season of Weaving
5.2%inclusion4 decks77 decks
4%synergy
Sea Gate Restoration
5.1%inclusion4 decks79 decks
-1%synergy
Rise and Shine
5.1%inclusion4 decks79 decks
4%synergy
Armageddon
5.1%inclusion4 decks79 decks
4%synergy
Utility Artifacts
Heartstone
39%inclusion31 decks79 decks
39%synergy
Mystic Forge
34%inclusion27 decks79 decks
28%synergy
Sculpting Steel
33%inclusion26 decks79 decks
28%synergy
Thousand-Year Elixir
32%inclusion25 decks79 decks
30%synergy
Rings of Brighthearth
30%inclusion24 decks79 decks
29%synergy
Swiftfoot Boots
29%inclusion23 decks79 decks
4%synergy
Darksteel Forge
29%inclusion23 decks79 decks
26%synergy
Encroaching Mycosynth
27%inclusion21 decks79 decks
25%synergy
Forsaken Monument
27%inclusion21 decks79 decks
25%synergy
Cloud Key
23%inclusion18 decks79 decks
18%synergy
Portal to Phyrexia
23%inclusion18 decks79 decks
21%synergy
Sensei's Divining Top
22%inclusion17 decks79 decks
15%synergy
Mycosynth Lattice
22%inclusion17 decks79 decks
20%synergy
Uthros Research Craft
21%inclusion10 decks47 decks
18%synergy
Clock of Omens
20%inclusion16 decks79 decks
19%synergy
Isochron Scepter
20%inclusion16 decks79 decks
14%synergy
Moonsilver Key
18%inclusion14 decks79 decks
16%synergy
Illusionist's Bracers
16%inclusion13 decks79 decks
16%synergy
Manifold Key
16%inclusion13 decks79 decks
10%synergy
Ashnod's Altar
16%inclusion13 decks79 decks
14%synergy
Repurposing Bay
16%inclusion12 decks73 decks
13%synergy
Krark-Clan Ironworks
15%inclusion12 decks79 decks
14%synergy
Liquimetal Coating
15%inclusion12 decks79 decks
15%synergy
Thousand Moons Smithy
14%inclusion11 decks79 decks
9%synergy
Worldwalker Helm
14%inclusion11 decks79 decks
12%synergy
Voltaic Key
13%inclusion10 decks79 decks
9%synergy
Ichor Wellspring
13%inclusion10 decks79 decks
10%synergy
Salvation Engine
12%inclusion9 decks73 decks
6%synergy
Staff of Domination
11%inclusion9 decks79 decks
11%synergy
Lithoform Engine
10%inclusion8 decks79 decks
8%synergy
Semblance Anvil
10%inclusion8 decks79 decks
9%synergy
Akroma's Memorial
8.9%inclusion7 decks79 decks
8%synergy
Soul-Guide Lantern
7.6%inclusion6 decks79 decks
5%synergy
Skullclamp
7.6%inclusion6 decks79 decks
0%synergy
Mirror Box
7.6%inclusion6 decks79 decks
7%synergy
Shorikai, Genesis Engine
7.6%inclusion6 decks79 decks
3%synergy
Spine of Ish Sah
6.3%inclusion5 decks79 decks
5%synergy
Winter Orb
6.3%inclusion5 decks79 decks
4%synergy
Doubling Cube
6.3%inclusion5 decks79 decks
6%synergy
Radiant Lotus
5.5%inclusion4 decks73 decks
5%synergy
Nettlecyst
5.1%inclusion4 decks79 decks
2%synergy
Wayfarer's Bauble
5.1%inclusion4 decks79 decks
-6%synergy
Elixir of Immortality
5.1%inclusion4 decks79 decks
3%synergy
Myr Matrix
5.1%inclusion4 decks79 decks
5%synergy
Thopter Shop
5.1%inclusion4 decks79 decks
5%synergy
Aetherflux Reservoir
5.1%inclusion4 decks79 decks
-2%synergy
Mirrorworks
5.1%inclusion4 decks79 decks
4%synergy
Enchantments
Mechanized Production
32%inclusion25 decks79 decks
26%synergy
Thopter Spy Network
30%inclusion24 decks79 decks
20%synergy
Anointed Procession
28%inclusion22 decks79 decks
23%synergy
Tempered Steel
19%inclusion15 decks79 decks
17%synergy
Efficient Construction
16%inclusion13 decks79 decks
13%synergy
Mystic Remora
15%inclusion12 decks79 decks
-1%synergy
Unstoppable Plan
14%inclusion10 decks73 decks
8%synergy
Intruder Alarm
11%inclusion9 decks79 decks
8%synergy
Propaganda
10%inclusion8 decks79 decks
-16%synergy
Artificer Class
8.9%inclusion7 decks79 decks
6%synergy
Caretaker's Talent
7.8%inclusion6 decks77 decks
4%synergy
Mirrodin Besieged
7.6%inclusion6 decks79 decks
5%synergy
Ghostly Prison
7.6%inclusion6 decks79 decks
-17%synergy
Mirrormade
6.3%inclusion5 decks79 decks
3%synergy
Copy Artifact
5.1%inclusion4 decks79 decks
3%synergy
Planeswalkers
Karn, the Great Creator
19%inclusion15 decks79 decks
17%synergy
Tezzeret, Artifice Master
19%inclusion15 decks79 decks
18%synergy
Tezzeret the Seeker
15%inclusion12 decks79 decks
11%synergy
Tezzeret, Cruel Captain
10%inclusion5 decks48 decks
8%synergy
Tezzeret, Betrayer of Flesh
8.9%inclusion7 decks79 decks
6%synergy
Karn, Living Legacy
7.6%inclusion6 decks79 decks
7%synergy
Elspeth, Storm Slayer
7.5%inclusion5 decks67 decks
5%synergy
Utility Lands
Urza's Saga
49%inclusion39 decks79 decks
38%synergy
Inventors' Fair
47%inclusion37 decks79 decks
38%synergy
Reliquary Tower
39%inclusion31 decks79 decks
-9%synergy
Urza's Mine
38%inclusion30 decks79 decks
36%synergy
Urza's Tower
38%inclusion30 decks79 decks
36%synergy
Buried Ruin
37%inclusion29 decks79 decks
29%synergy
Urza's Power Plant
37%inclusion29 decks79 decks
35%synergy
Archway of Innovation
34%inclusion26 decks77 decks
26%synergy
Uthros, Titanic Godcore
32%inclusion15 decks47 decks
26%synergy
Urza's Workshop
32%inclusion25 decks79 decks
31%synergy
Otawara, Soaring City
24%inclusion19 decks79 decks
5%synergy
Fomori Vault
20%inclusion16 decks79 decks
18%synergy
Urza's Factory
19%inclusion15 decks79 decks
19%synergy
Monumental Henge
14%inclusion11 decks78 decks
11%synergy
Adagia, Windswept Bastion
13%inclusion6 decks47 decks
9%synergy
Eiganjo, Seat of the Empire
11%inclusion9 decks79 decks
1%synergy
Treasure Vault
8.9%inclusion7 decks79 decks
6%synergy
Rogue's Passage
7.6%inclusion6 decks79 decks
-7%synergy
Ishgard, the Holy See
7.0%inclusion4 decks57 decks
3%synergy
Mistrise Village
6.0%inclusion4 decks67 decks
2%synergy
Mystic Sanctuary
5.1%inclusion4 decks79 decks
-13%synergy
War Room
5.1%inclusion4 decks79 decks
3%synergy
Mishra's Workshop
5.1%inclusion4 decks79 decks
4%synergy
Mishra's Foundry
5.1%inclusion4 decks79 decks
5%synergy
Mana Artifacts
Sol Ring
91%inclusion72 decks79 decks
5%synergy
Arcane Signet
78%inclusion62 decks79 decks
-5%synergy
Thran Dynamo
56%inclusion44 decks79 decks
48%synergy
Liquimetal Torque
48%inclusion38 decks79 decks
44%synergy
Azorius Signet
44%inclusion35 decks79 decks
-13%synergy
Talisman of Progress
43%inclusion34 decks79 decks
-7%synergy
Basalt Monolith
43%inclusion34 decks79 decks
39%synergy
Powerstone Shard
42%inclusion33 decks79 decks
41%synergy
Gilded Lotus
33%inclusion26 decks79 decks
27%synergy
Thought Vessel
32%inclusion25 decks79 decks
-11%synergy
The Mightstone and Weakstone
32%inclusion25 decks79 decks
27%synergy
Mox Opal
29%inclusion23 decks79 decks
23%synergy
Fellwar Stone
27%inclusion21 decks79 decks
-2%synergy
Mind Stone
27%inclusion21 decks79 decks
1%synergy
Commander's Sphere
22%inclusion17 decks79 decks
6%synergy
Intelligence Bobblehead
14%inclusion11 decks79 decks
13%synergy
Agility Bobblehead
14%inclusion11 decks79 decks
13%synergy
Luck Bobblehead
14%inclusion11 decks79 decks
13%synergy
Lotus Petal
13%inclusion10 decks79 decks
7%synergy
Endurance Bobblehead
13%inclusion10 decks79 decks
12%synergy
Perception Bobblehead
11%inclusion9 decks79 decks
11%synergy
Everflowing Chalice
10%inclusion8 decks79 decks
6%synergy
Grim Monolith
10%inclusion8 decks79 decks
7%synergy
Hedron Archive
10%inclusion8 decks79 decks
7%synergy
Charisma Bobblehead
10%inclusion8 decks79 decks
10%synergy
Mox Amber
10%inclusion8 decks79 decks
6%synergy
Strength Bobblehead
10%inclusion8 decks79 decks
10%synergy
Chrome Mox
10%inclusion8 decks79 decks
5%synergy
Bender's Waterskin
9.3%inclusion4 decks43 decks
3%synergy
Dreamstone Hedron
8.9%inclusion7 decks79 decks
8%synergy
Darksteel Ingot
8.9%inclusion7 decks79 decks
8%synergy
Midnight Clock
8.9%inclusion7 decks79 decks
1%synergy
Chromatic Orrery
8.9%inclusion7 decks79 decks
7%synergy
Coveted Jewel
8.9%inclusion7 decks79 decks
6%synergy
White Auracite
8.8%inclusion5 decks57 decks
7%synergy
Crystal Skull, Isu Spyglass
7.8%inclusion6 decks77 decks
4%synergy
Blinkmoth Urn
7.6%inclusion6 decks79 decks
7%synergy
Pristine Talisman
7.6%inclusion6 decks79 decks
4%synergy
Machine God's Effigy
7.6%inclusion6 decks79 decks
6%synergy
Decanter of Endless Water
7.6%inclusion6 decks79 decks
-4%synergy
Worn Powerstone
7.6%inclusion6 decks79 decks
5%synergy
Fabrication Foundry
5.1%inclusion4 decks79 decks
4%synergy
Stonespeaker Crystal
5.1%inclusion4 decks79 decks
4%synergy
Thran Turbine
5.1%inclusion4 decks79 decks
5%synergy
Mox Diamond
5.1%inclusion4 decks79 decks
2%synergy
Lands
Island
99%inclusion78 decks79 decks
3%synergy
Plains
97%inclusion77 decks79 decks
2%synergy
Command Tower
85%inclusion67 decks79 decks
-1%synergy
Hallowed Fountain
62%inclusion49 decks79 decks
15%synergy
Razortide Bridge
61%inclusion48 decks79 decks
47%synergy
Glacial Fortress
56%inclusion44 decks79 decks
-7%synergy
Prairie Stream
52%inclusion41 decks79 decks
-14%synergy
Flooded Strand
49%inclusion39 decks79 decks
17%synergy
Sea of Clouds
46%inclusion36 decks79 decks
6%synergy
Deserted Beach
41%inclusion32 decks79 decks
1%synergy
Skycloud Expanse
38%inclusion30 decks79 decks
3%synergy
Adarkar Wastes
38%inclusion30 decks79 decks
-6%synergy
Azorius Chancery
33%inclusion26 decks79 decks
-4%synergy
Floodfarm Verge
32%inclusion25 decks77 decks
6%synergy
Temple of Enlightenment
32%inclusion25 decks79 decks
-6%synergy
Spire of Industry
30%inclusion24 decks79 decks
22%synergy
Meticulous Archive
30%inclusion24 decks79 decks
12%synergy
The Mycosynth Gardens
23%inclusion18 decks79 decks
20%synergy
Urza's Cave
23%inclusion18 decks79 decks
21%synergy
Port Town
23%inclusion18 decks79 decks
-24%synergy
Seachrome Coast
23%inclusion18 decks79 decks
8%synergy
Hengegate Pathway
22%inclusion17 decks79 decks
1%synergy
Tundra
19%inclusion15 decks79 decks
6%synergy
Mystic Gate
19%inclusion15 decks79 decks
-4%synergy
Irrigated Farmland
18%inclusion14 decks79 decks
-3%synergy
Evolving Wilds
15%inclusion12 decks79 decks
-1%synergy
Exotic Orchard
14%inclusion11 decks79 decks
-13%synergy
City of Brass
11%inclusion9 decks79 decks
7%synergy
Hall of Tagsin
11%inclusion9 decks79 decks
11%synergy
Sink into Stupor
10%inclusion8 decks78 decks
-3%synergy
Prismatic Vista
10%inclusion8 decks79 decks
5%synergy
Fabled Passage
10%inclusion8 decks79 decks
2%synergy
Terramorphic Expanse
10%inclusion8 decks79 decks
0%synergy
Planar Nexus
10%inclusion8 decks79 decks
10%synergy
Tranquil Cove
8.9%inclusion7 decks79 decks
-10%synergy
Reflecting Pool
8.9%inclusion7 decks79 decks
5%synergy
Polluted Delta
8.9%inclusion7 decks79 decks
1%synergy
Demolition Field
8.9%inclusion7 decks79 decks
6%synergy
Myriad Landscape
7.6%inclusion6 decks79 decks
-9%synergy
Windswept Heath
7.6%inclusion6 decks79 decks
1%synergy
Fortified Beachhead
7.6%inclusion6 decks79 decks
6%synergy
Path of Ancestry
7.6%inclusion6 decks79 decks
-7%synergy
Gemstone Caverns
7.6%inclusion6 decks79 decks
4%synergy
Thriving Isle
7.6%inclusion6 decks79 decks
5%synergy
Nimbus Maze
7.6%inclusion6 decks79 decks
-15%synergy
Power Depot
6.3%inclusion5 decks79 decks
4%synergy
Azorius Guildgate
6.3%inclusion5 decks79 decks
0%synergy
Mana Confluence
6.3%inclusion5 decks79 decks
3%synergy
Abundant Countryside
5.6%inclusion1 decks18 decks
5%synergy
Misty Rainforest
5.1%inclusion4 decks79 decks
-2%synergy