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Symbiotic Swarm is a 100 card Commander preconstructed deck with a counters theme, featured in Commander 2020.[1][2]


Symbiotic Swarm is Abzan ({W}{B}{G}) colored. The primary commander is Kathril, Aspect Warper, and the secondary commanders are Tayam, Luminous Enigma and Nikara, Lair Scavenger partnered with Yannik, Scavenging Sentinel.


C20 Symbiotic Swarm.png
Symbiotic Swarm

Commander (1)

1 Kathril, Aspect Warper

Planeswalkers (1)

1 Ajani Unyielding

New cards[]

The new cards in the deck are:

  1. Avenging Huntbonder
  2. Bonder's Ornament
  3. Cartographer's Hawk
  4. Daring Fiendbonder
  5. Kathril, Aspect Warper
  6. Martial Impetus
  7. Nesting Grounds
  8. Netherborn Altar
  9. Nikara, Lair Scavenger
  10. Obscuring Haze
  11. Parasitic Impetus
  12. Predatory Impetus
  13. Selective Adaptation
  14. Slippery Bogbonder
  15. Tayam, Luminous Enigma
  16. Vitality Hunter
  17. Yannik, Scavenging Sentinel

Cards that were printed in the simultaneously-released Ikoria: Lair of Behemoths expansion, and thus use the Ikoria expansion symbol, are:

New art[]

Reprints with new art in the deck are:

Double-faced tokens and punch cards[]

The deck comes with 10 double-faced tokens:[3]

The box also includes 4 double-sided punch cards with keyword counters on them, including the indestructible and double strike counters found only in Commander 2020. These provide you with the following counters:[4]


  1. Gavin Verhey (April 3, 2020). "Ikoria Commander". Wizards of the Coast.
  2. Wizards of the Coast (April 6, 2020). "Symbiotic Swarm". Wizards of the Coast.
  3. Unboxing Commander 2020 Deck 3 (Video). TraderOnlineVideo. YouTube (May 3, 2020).
  4. Gavin Verhey (May 4, 2020). "And the answer is YES, you can get the indestructible and double strike keyword counters!". Twitter.