You can combine magic pins, if they are not single use. As this being "Magic Month" in VMK they do sell/give away a few single use magic. You can tell it is a magic pin by a star (1-5 Stars) at the bottom of the pin. The magics are:
Buried In Treasure - Coins shower around character creating a pile of gold.
Confetti Magic - Confetti rains around the player.
Confetti Magic Single Use - Confetti rains around the player.
Cursed Storm - Character spins around like in a cyclone.
Cursed Storm Single Use - Character spins around like in a cyclone.
Dancing Inferno magic - Character dances in a circle of flames.
Dancing Inferno magic Single Use - Character dances in a circle of flames.
Fireworks magic - Castle fireworks shoot over players head.
Invisibility Magic - Character becomes translucent, or see-through. Others cannot see the character.
More continued
here and
here.