If a shulker is closed, and you fire an arrow on top of it, it does not know where it wants to land, so it goes up and down like crazy
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If a shulker is closed, and you fire an arrow on top of it, it does not know where it wants to land, so it goes up and down like crazy
migrated
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Unconfirmed
Minecraft 15w32c
Retrieved
That's intentional: Closed shulkers need more hits and reflect arrows!