It’s difficult to determine the intended audience for this film. The narrative continuity from the previous installment is missing; while the conclusion of “Critters 2” suggested a resolution with the Crites, these creatures appear without any explanation. The movie's overall feel is jarringly uneven. It initially seems geared toward children, establishing young characters as central figures. However, this quickly shifts to scenes of attacks and fatalities—though not extensive, similar to the original film. The movie constantly alternates between a lighthearted and violent atmosphere. Again, it’s unclear for whom this was created. The performances are generally lackluster; some actors seem to be overacting while others appear to genuinely try their best despite the weak writing. If you're interested in seeing a very young Leonardo DiCaprio in a low-budget science fiction horror film, then this is worth watching. In fact, that’s likely the only reason to watch it unless you feel compelled to see every entry in the "Critters" series. The production of this movie and “Critters 4” occurred simultaneously, which is evident in the abrupt ending—it doesn't offer a sense of closure. The plot is also quite foreseeable; it’s easy to identify who will become prey for the Critters and who won't. I can only suggest this film to very tolerant fans dedicated to trying to relive the charm of the first movie, particularly those familiar with "Highlander."

Source on TMDB