A hybrid of Uno and the word game Ghost. Players start with a hand of 5 cards, mostly letters, and in a turn a player may do one of: Add a letter to the row(s) of cards on the table. Each row of cards is supposed to be a portion of a valid word. Challenge the previous player to name a valid word for each row. Play a specialty card. Draw a card. The first player to empty their hand wins. Specialty cards include: Wild: may be played to a row and stand for any letter. Back At You: reverses play order. Invisible: pass for one turn, and a challenge to you from the next player goes to the previous player. New Ghostword: allows a new row of cards to be played to. —user summary