If you loved Pretty Guardian Sailor Moon Eternal the Movie Part 2, try Fate/kaleid liner Prisma☆Illya: Vow in the Snow
A bridge between a film you've already seen and one most people haven't. Fate/kaleid liner Prisma☆Illya: Vow in the Snow has roughly 5.7× fewer votes than Pretty Guardian Sailor Moon Eternal the Movie Part 2 — it's a deeper cut, not a mainstream recommendation. Here's what they share, and what the second one does that the first one doesn't.

Pretty Guardian Sailor Moon Eternal the Movie Part 2

Fate/kaleid liner Prisma☆Illya: Vow in the Snow
What they share
Theyboth carry the tender mood tag, and they sit in Action / Animation / Drama / Fantasy territory. If that's the register that drew you to Pretty Guardian Sailor Moon Eternal the Movie Part 2, the second film will land in a comparable space — through a different lens.
What Fate/kaleid liner Prisma☆Illya: Vow in the Snow is
You raise your adopted sister, blessed with immense power, in relative peace. But a dark cabal descends, intent on using her as a ritual sacrifice. The choice isn't hers. Director Shin Oonuma teases out the consequences of good intentions. What lingers isn't always fair.