The term "Lk21.DE-Justice-League-Crisis-On-Infinite-Earth..." appears to be a specific search query or keyword, likely originating from a file-sharing or streaming site Lk21 (which could be a platform for movie and TV show torrents or streaming links). The term itself references the iconic DC Comics event, "Crisis on Infinite Earths," a storyline that has been pivotal in the DC Universe, bringing together heroes from various parallel universes to face an existential threat.
Justice League: Crisis On Infinite Earths is a series of animated superhero films produced by Warner Bros. Animation and DC Entertainment. The franchise is based on the DC Comics maxi-series "Crisis on Infinite Earths" (1985-1986) and "Crisis on Infinite Earths: Part Two" (2014). Lk21.DE-Justice-League-Crisis-On-Infinite-Earth...
On screen, the Justice League fought to save existence. They flew through the vibrational barriers between dimensions, racing against the erasure of time itself. The term "Lk21
: Focuses on The Monitor recruiting heroes as the multiverse begins to collapse. Animation and DC Entertainment