Summoning pufferfish with a high value of DeathTime on land creates a pufferfish ghost. The mob dies as usual, seemingly, but you can still hear it flapping and get poisoned or killed by it. There's no hitbox or a visual indicator (like the model) of its presence.
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We're actually already tracking this issue in MC-84873, so I resolved and linked this ticket as a duplicate.
If you would like to add a vote and any extra information to the main ticket it would be appreciated.
If you haven't already, you might like to make use of the search feature in the future to see if the issue has already been reported.
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