The bill can be handed out right ahead

A small pocket knife suddenly changes colors from Green to Silver (colors may vary) and back again at your command

This is Linking Onion Ring by Julio Montoro

It can also be used in amazing changing effects like 3 coins of the SAME color magically transforming into coins of three DIFFERENT colors (black

cleanliness and beauty

The Vault - Juxtaposition | Devonte - (Download) Hallett The bill can be handedThe spectator is asked to choose between a red deck and a blue deck of cards. Let's pretend they chose the blue deck. The blue deck is placed inside their pocket (or handed to a friend to hold) until later. Great for walking around, as a different "thought of card" is possible every time. The red deck is slowly spread between your fingers as the spectator is asked to merely think of any card they see. Keep in mind this is a 100% completely free