To breed new monsters, select two compatible monsters of the same type. Tap on their breeding structure, choose the monsters, and start breeding. It takes time for the breeding process to complete, after which you'll discover a new monster.

Islands are different environments in the game where you can collect various monsters. To unlock new islands, you need to level up your game by earning experience points through breeding, collecting coins, and completing quests.

Coins are generated by your monsters over time. To collect coins, simply tap on each monster's habitat to gather the coins. Remember to do this regularly to maximize your earnings and keep your monsters happy.

You can level up your monsters by feeding them food. To do this, harvest food from farms, then select a monster and feed them. Leveling up increases their coin production and can unlock special abilities or enhance their songs.

Yes, you can manage your monsters' happiness by providing them with sufficient food, decorating their environments, and placing them with friends. High happiness levels increase coin production, so it’s essential to keep them content for better earnings. Steps to improve happiness: 1. Feed your monsters regularly. 2. Add decorations to their habitats. 3. Place compatible monsters together. 4. Ensure they are not too crowded by managing space.