Hatchimals CollEGGtibles Mermal Magic Underwater Aquarium

In this review of the Hatchimals CollEGGtibles Mermal Magic Underwater Aquarium, the bottom line is clear: this playset is ideal for younger kids who enjoy small-figure collecting and simple water play. The main reason to buy is the repeatable color-change reveal-dip the exclusive Season 5 figures into warm water to watch them change color, then lift them out to return to their original shade. The set arrives with eight exclusive CollEGGtibles and a compact translucent aquarium that makes the reveal interactive, easy to set up, and entertaining for repeated play sessions.

Key Features

• Color-change reveal: The Season 5 Hatchimals show a thermal color change when dipped into warm water, creating a magical discovery moment for children.
• Eight exclusive characters: The set includes eight CollEGGtibles that are exclusive to this aquarium, giving collectors unique figures to display or play with.
• Simple hatch action: Kids hatch each Hatchimal by rubbing the purple heart until it turns pink and pressing the seashell egg to crack it open.
• Reusable aquarium playset: The translucent aquarium removes from its base so it can be filled with warm water and used again and again for repeat reveals.
• Display and play features: The set includes five pink coral reef nests so figures can perch inside the aquarium for display or imaginative scenes.
• Complete starter pack: Includes eight Hatchimals, one playset, and an instruction sheet so children can begin playing right away.

Who It's For

This playset is best for children aged 5 and up who enjoy collectible figures, small-world play, and sensory water activities. It makes a strong gift option for birthdays or for children who already collect CollEGGtibles and want exclusive Season 5 characters to expand their collection.

Parents looking for larger, more durable outdoor water toys or very small-figure play for toddlers should look elsewhere; the small pieces and aquarium size are suited to supervised indoor play for younger children and collectors rather than rough outdoor use.

Pros & Cons

Pros

• Adorable exclusive figures that add collectible value and variety to an existing CollEGGtibles collection.
• The water-activated color change is repeatable and reliably entertaining for kids, encouraging repeated play sessions.
• Compact aquarium design that looks good with or without water and stores the figures neatly on the coral reef nests.

Cons

• Some users note the overall size is small, so the playset may feel limited for older children or for large-group play.

Specifications

Brand	Spin Master
Included pieces	8 Hatchimals CollEGGtibles, 1 playset, 1 instruction sheet
Season	Season 5 (color-change figures)
Play feature	Thermal color-change reveal in warm water
Display elements	Translucent aquarium and 5 pink coral reef nests
Recommended age	Ages 5 and up

Our Verdict

The Mermal Magic Underwater Aquarium is a good-value starter playset for young collectors and children who enjoy simple interactive surprises. Its repeatable color-change reveal and eight exclusive figures create charming moments of discovery, and the compact aquarium doubles as a tidy display. Choose this set if you want a supervised indoor water play gift that keeps collecting fresh without needing a lot of extra accessories.

Frequently Asked Questions

Do the figures really change color?
Yes. The Season 5 Hatchimals included show a thermal color change when dipped into warm water and revert when removed.

How many figures are included?
The set includes eight exclusive CollEGGtibles figures along with the aquarium playset and instruction sheet.

Is the aquarium easy to fill and clean?
Yes. The translucent aquarium lifts from its base for filling and cleaning and is designed for repeat use with warm water.