Ariel/Mermaid

 is a limited-time costume for Ariel released with. It is unlocked during the Best of Both Worlds quest when Ariel is Level 2.

Interactions
Requirements=

! colspan="7" align="center"|A Watery Tale Event 2018
 * Welcome
 * 7
 * 7
 * 5
 * 6,500
 * 60m
 * No
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 * -|Activities=

Level 7 * Ariel's Grotto Lvl 7
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 * Describing New Items
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Level 5 * Ariel's Grotto Lvl 5
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 * Enjoy a Walk Together
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Level 6 * Atlantica Lvl 5
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 * Explore Sunken Ships
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Level 8 * Under the Sea Lvl 8
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 * Play a Duet
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Level 8 * Under the Sea Lvl 8
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 * Sing to the Music
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Level 6 * Ursula's Lair
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 * Explore Options

Level 9 * Ursula's Lair Lvl 8
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 * Explain Terms
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Level 4 * Ariel (Mermaid) & Ariel's Grotto
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 * Visiting the Grotto



Level 5 * Under the Sea
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 * Enjoy Some Music

Level 10 * Ariel (Mermaid) Lvl 10
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 * Exciting News
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! colspan="7" align="center"|Activities that cannot be done with the costume

Level 9 Lvl 10
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 * Tour of the Kingdom
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Level 10
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 * Human Traditions


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Trivia

 * is available to purchase in The Little Mermaid Legendary Chests Promotions.
 * is one of the few characters in the game who has a different musical theme from the other characters in her franchise collection when she is unlocked/level up. She is a rare case with this requirement, being usually the villains who have it.