The new title from Image Comics sees the Who is Jake Ellis? writer team up with artist Nic Klein.
"Retired assassin Alan Fisher and his ballerina companion must escape a ruthless sniper who stalks them through the streets of Milan," reads the publisher's solicitation.
"To survive and protect the love of his life, Alan will unravel the tapestry of the past he's kept hidden and discover the killer's impossible identity."
Edmondson has also worked on DC Comics' rebooted Grifter title and Image's miniseries The Light.
Klein is best known for his work on Image series Viking alongside writer Ivan Brandon.
Edmondson and The Activity collaborator Mitch Gerads have been playing Call of Duty: Modern Warfare 3 with fans on XBox Live.
Dancer #1 will debut on May 16.