Competitive decks with Insidious Fungus | MTG Deck With
Insidious Fungus
CreatureUncommon
Traditional (Bo3)
Arena rankedStandard
MTGA ranked player
203422
75 cards (60 main / 15 side)
Traditional (Bo3)
MTGA ranked player
203422
75 cards (60 main / 15 side)
Main deck(60)
Creatures(34)
2Cecil, Dark Knight // Cecil, Redeemed Paladin
1Insidious Fungus
4Moonshadow
4Rubblebelt Maverick
1Stalactite Stalker
2Lluwen, Imperfect Naturalist
4Eddie Brock // Venom, Lethal Protector
4Honest Rutstein
4Harvester of Misery
4Overlord of the Balemurk
4Emptiness
Enchantments(4)
4Insidious Roots
Lands(22)
3Blooming Marsh
2Forest
2Godless Shrine
1Great Arashin City
4Multiversal Passage
4Overgrown Tomb
2Temple Garden
4Wastewood Verge
Creatures(34)
2Cecil, Dark Knight // Cecil, Redeemed Paladin
1Insidious Fungus
4Moonshadow
4Rubblebelt Maverick
1Stalactite Stalker
2Lluwen, Imperfect Naturalist
4Eddie Brock // Venom, Lethal Protector
4Honest Rutstein
4Harvester of Misery
4Overlord of the Balemurk
4Emptiness
Enchantments(4)
4Insidious Roots
Lands(22)
3Blooming Marsh
2Forest
2Godless Shrine
1Great Arashin City
4Multiversal Passage
4Overgrown Tomb
2Temple Garden
4Wastewood Verge
Sideboard(15)
Creatures(11)
2Dawnhand Dissident
2Insidious Fungus
2Virulent Emissary
2Iron-Shield Elf
3Scavenging Ooze
Instants(2)
2Assassin's Trophy
Sorceries(2)
2Day of Black Sun
Creatures(11)
2Dawnhand Dissident
2Insidious Fungus
2Virulent Emissary
2Iron-Shield Elf
3Scavenging Ooze
Instants(2)
2Assassin's Trophy
Sorceries(2)
2Day of Black Sun
Competitive insights for Insidious Fungus
Overview
Insidious Fungus appears in 105 competitive decklists in our database. Standard accounts for 96.2% of lists. Coverage spans October 2024 to August 2026.
Competitive format breakdown
Format
Decks
Share
101
96.2%
3
2.9%
Other ingested formats (not in the competitive breakdown): 1%
Often played with
Recent events
United States Regional Championships: Washington, DC — 1 deck (6/1/2026)
ANZ Super Series Finals: Adelaide — 1 deck (5/25/2026)
South America Regional Championship: São Paulo — 2 decks (5/18/2026)
Champions Cup Final: Kyoto — 2 decks (5/11/2026)
Magic Spotlight: Secrets – London — 1 deck (5/11/2026)
Frequently asked questions
How many competitive decks play Insidious Fungus?
Our database currently tracks 105 competitive decklists that include this card.
What formats use Insidious Fungus most?
Standard leads (96.2%), followed by Modern (2.9%).
What cards pair with Insidious Fungus?
Top co-played cards include Llanowar Elves (69%) and Brightglass Gearhulk (54%).
When was Insidious Fungus last seen in the data?
The most recent ingested list was at United States Regional Championships: Washington, DC (Jun 1, 2026).
What time range does this data cover?
Tracked lists span October 2024 through August 2026.
Is Insidious Fungus played in Standard?
Yes — 101 competitive Standard lists include Insidious Fungus (96.2% of tracked lists).
About competitive deck data
Lists are sourced from competitive Magic: The Gathering events ingested from magic.gg and related feeds. Card names, oracle text, and images are provided via Scryfall. Synergy rates show how often another card appears in the same decklist. Data is updated as new events are imported.
Data updated through August 2026 · Last decklist seen: United States Regional Championships: Washington, DC, Jun 1, 2026
