Trident can penetrate the closed shulker / wither / ender dragon / invulnerable mobs, trident will not be bounced.
Unlike the arrow.
Linked issues
is cloned by 1
is duplicated by 2
Attachments
Comments 2

Relates to MC-128869
Trident can penetrate the closed shulker / wither / ender dragon / invulnerable mobs, trident will not be bounced.
Unlike the arrow.
Relates to MC-128869
[Mod]Les3awe
Jens Bergensten
Confirmed
trident
Minecraft 18w07a, Minecraft 18w07b, Minecraft 18w07c, Minecraft 18w08a, Minecraft 18w08b, ..., Minecraft 18w14a, Minecraft 18w14b, Minecraft 18w15a, Minecraft 18w16a, Minecraft 18w19b
Minecraft 18w20a
Retrieved
Confirmed, it travels through the shulker although it does no damage when the shell is closed.