28 cards where the illustration contains “seedpod”

Ancient Imperiosaur (March of the Machine #174)
Blighted Burgeoning (March of the Machine #177)
Bloated Processor (March of the Machine #93)
Copper Host Crusher (March of the Machine #181)
Elemental (March of the Machine Tokens #9)
Errant and Giada (March of the Machine #224)
Expedition Lookout (March of the Machine #56)
Failed Conversion (March of the Machine #103)
Flywheel Racer (March of the Machine #259)
Gift of Compleation (March of the Machine #106)
Gimbal, Gremlin Prodigy (March of the Machine Commander #3)
Glissa, Herald of Predation (March of the Machine #226)
Halo-Charged Skaab (March of the Machine #60)
Ichor Shade (March of the Machine #112)
Incubator // Phyrexian (March of the Machine Tokens #16)
Incubator // Phyrexian (March of the Machine Tokens #16)
Incubator // Phyrexian (March of the Machine Tokens #17)
Incubator // Phyrexian (March of the Machine Tokens #17)
Incubator // Phyrexian (March of the Machine Tokens #18)
Incubator // Phyrexian (March of the Machine Tokens #18)
Kroxa and Kunoros (March of the Machine #245)
Norn's Inquisitor (March of the Machine #381)
Phyrexian Awakening (March of the Machine #30)
Progenitor Exarch (March of the Machine #348)
Protocol Knight (March of the Machine #74)
Rampaging Geoderm (March of the Machine #251)
Seedpod Caretaker (March of the Machine #325)
Sigiled Sentinel (March of the Machine #37)
Tiller of Flesh (March of the Machine #44)
Trailblazing Historian (March of the Machine #168)
Wildwood Escort (March of the Machine #216)

Their mind whirled with grand plans, never thinking of what might happen if they got to the end of the list.