This is meant to be like the 1989 live-action Disney movie "Honey, I Shrunk the Kids" even though I haven't seen it despite being into SFW size difference and having a Disney+ subscription.
Why haven't I seen it? The size difference is too extreme for my tastes.
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Honey, I Shrunk Class 1-A
FanfictionA new group of villains gets into U.A. despite the dorm system, but instead of killing staff or students, they sow chaos by shrinking them all to 1/170 their natural size (so Mineta is exactly one quarter of an inch tall). They need to get the atten...