12 cards where the illustration contains “helica-tree”

Blossoming Sands (Ikoria: Lair of Behemoths #244)
Death's Oasis (Ikoria: Lair of Behemoths #182)
Duskfang Mentor (Ikoria: Lair of Behemoths #86)
Eerie Ultimatum (Ikoria: Lair of Behemoths #184)
Forest (Ikoria: Lair of Behemoths #274)
Frondland Felidar (Ikoria: Lair of Behemoths #186)
Gloom Pangolin (Ikoria: Lair of Behemoths #89)
Helica Glider (Ikoria: Lair of Behemoths #15)
Indatha Crystal (Ikoria: Lair of Behemoths #235)
Lurrus of the Dream-Den (Ikoria: Lair of Behemoths #226)
Plains (Ikoria: Lair of Behemoths #262)
Shiny Impetus (Commander 2020 #55)

The arc of my blade has carved a path of light to the end of these results.