Ned pulled a prank on the others, pretending to drown - as an unseen individual watched them from he shore, andAlice found a snake in her cabin, which Bill chopped into pieces with a machete.Krieger dropped his knife onto the terminal""s desk - noticed there by the CIA worker.He was further tipped off to the illegal download with a message on the log-in screen of the monitor.When he turns up the Queen of Diamonds during the eerie card game, it unlocks or activates the key to his brainwashed mind and opens him to obey any suggestion.Riker pursued and killed the intruding Viceroy who fell to his death during their hand-to-hand combat.