Is Unstable Kid Friendly?

The core game is family-friendly.

Is Unstable Unicorns suitable for children?

This game is fine to play with a kid her age. The instructions are easy to understand as are the directions on the specific cards.

Is Unstable Unicorns hard?

Like a lot of these type of card games, Unstable Unicorns is really easy to pick up and play. Your basic turn consists of drawing and playing a card. Pretty much the only difficulty in the game comes from figuring out how to apply the cards' special abilities.