Symbiotic Swarm Upgrade Guide for Thalia and The Gitrog Monster

Symbiotic Swarm Decklist

Precon Card Upgrades

Cards to Cut

Ajani Unyielding
Cut from 100% of decks
Cairn Wanderer
Cut from 100% of decks
Martial Impetus
Cut from 100% of decks
Netherborn Altar
Cut from 100% of decks
Nikara, Lair Scavenger
Cut from 100% of decks
Solemn Recruit
Cut from 100% of decks
Soulflayer
Cut from 100% of decks
Abzan Ascendancy
Cut from 67% of decks
Aerial Responder
Cut from 67% of decks
Avenging Huntbonder
Cut from 67% of decks
Daring Fiendbonder
Cut from 67% of decks
Hornet Queen
Cut from 67% of decks
Odric, Lunarch Marshal
Cut from 67% of decks
Parasitic Impetus
Cut from 67% of decks
Predatory Impetus
Cut from 67% of decks
Reveillark
Cut from 67% of decks
Selective Adaptation
Cut from 67% of decks
Splinterfright
Cut from 67% of decks
Tayam, Luminous Enigma
Cut from 67% of decks
Together Forever
Cut from 67% of decks
Vitality Hunter
Cut from 67% of decks

Cards to Add

Lands to Cut

Gavony Township
Cut from 67% of decks
Nesting Grounds
Cut from 67% of decks
Caves of Koilos
Cut from 67% of decks
Grim Backwoods
Cut from 33% of decks
Sungrass Prairie
Cut from 33% of decks
Myriad Landscape
Cut from 33% of decks

Lands to Add

Urza's Mine
Added to 33% of decks
Urza's Power Plant
Added to 33% of decks
Urza's Tower
Added to 33% of decks
Sunken Citadel
Added to 33% of decks
Reliquary Tower
Added to 33% of decks
Shambling Vent
Added to 33% of decks