Leo (Marvel, Thanos' Zodiac)
Leo (Marvel, Thanos' Zodiac) appears in 3 issues in grailworth's catalog, and was first published in 2012. First appearance (cameo): Avengers Assemble #1 (2012), cover dated 2012.
First appearance
Deaths
Every appearance we value
Avengers Assemble (2012) 3 issues
Character appearances from the Grand Comics Database, CC BY-SA 4.0.