The most common one is Ice Dragon I, a rare pet that offers a 30x Strength boost in its Baby form. There is no certain way to guess which dragon you might get as it is all based on chance and luck.

Roblox Adopt Me! features a wide variety of pets, ranging from common cats to fabled unicorns. There are five rarity categories for pets: common, uncommon, rare, ultra-rare, and legendary.

This goes for most Roblox games, like Pet Simulator 99 and Basketball Zero. Some codes can be time or redeem-number-sensitive and will only work a certain number of times or up until a certain date.