Ekko and Zilean skins

Two rather easy skins to make use of as concepts would be switching the relative age of Zilean and Ekko. Since it would be believable that Ekko could grow to replace Zilean or Zilean may have started off like Ekko did and grew to be the Chronokeeper.

Old Man Ekko (Zilean skin)

Young Boy Zilean (Ekko skin)