Dark Riku (disambiguation)

The name Dark Riku may refer to a number of topics in the Kingdom Hearts series:
 * Riku under Ansem's possession, a boss in Kingdom Hearts
 * The     representing possessed Riku, named Dark Riku
 * Riku Replica, a replica of the real Riku who appears in Dark Mode
 * Dark Riku, the time-traveling heart of Riku Replica in a new replica body
 * Dark Mode, a form used by Riku and his replica
 * Riku-Ansem, a form used by Riku in Kingdom Hearts II and Kingdom Hearts 358/2 Days