Which game, Löwenherz or Sentinels of the Multiverse, was created first?
Löwenherz Löwenherz (German for "Lionheart") is a German-style board game designed by Klaus Teuber and published in 1997 by Goldsieber in German and by Rio Grande Games in English. A revised edition, titled Löwenherz: Der König kehrt zurück in German and Domaine in English, was released in 2003 by Kosmos in German and Mayfair Games in English.
Omlevex Omlevex is a superhero role-playing game supplement published by Z-Man Games and Spectrum Games. The game mechanics are compatible with "Champions", "Silver Age Sentinels", and "Mutants & Masterminds".