Cavern Harpy + Soul Conduit + Soul Echo
Cavern Harpy
Creature — Harpy Beast
Soul Conduit
Artifact
Soul Echo
Enchantment
Result
Combo data from Commander Spellbook.
Cavern Harpy
Creature — Harpy Beast
Soul Conduit
Artifact
Soul Echo
Enchantment
Combo data from Commander Spellbook.