Bubblegum dragon

Superior Invisibility. As a bonus action, the dragon can magically turn invisible until its concentration ends (as if concentrating on a spell). Any equipment the dragon wears or carries is invisible with it.

Limited Telepathy. Using telepathy, the dragon can magically communicate with any creature within 60 feet of it.

Magic Resistance. The dragon has advantage on saving throws against spells and other magical effects.

Innate Spellcasting. The dragon’s innate spellcasting ability is Charisma (spell save DC 13). It can innately cast a number of spells, requiring no material components. As the dragon ages and changes color, it gains additional spells as shown below.

At Will: dancing lights, mage hand, minor illusion

3/day: color spray/day: mirror image

2/day: suggestion

1/day: major image  hallucinatory terrain  polymorph

Candy Corn Bite. Melee Weapon Attack: +5 to hit, reach 5 ft., one creature. Hit: {"diceNotation":"1d4+2","rollType":"damage":"piercing".

Bubble Pop Breath (Recharge 5–6). The dragon exhales a bubble of gum in a 15ft cone, that explodes into a scatter shower of sticky gum. Any creature within the 15ft cone must make a DC15 Dexterity saving throw to avoid the goo. If fail the creature is grappled and restrained by the substance, to escape the goo the creature has to succeed a DC 15 strength save, or spend 5 turns eating their way through the candy goo. Everytime it usesits breath weapon it expands to a size bigger.