Popular TV shows or movies that have been turned into slot games are among the most well-liked slot themes. Other themes include fantasy worlds with fantastical creatures and encbingo games slotshanted lands, ancient civilizations like Egypt or Rome, and adventure themes involving travel and discovery. Online slots have themes, but they also have other features that up the ante and expand the possibility of big wins. A typical characteristic is the wild symbol, which can be used to replace other symbols to create combinations that are winning.