birthday connection

A crossover, parody, or reference based on characters or people sharing the same birthday. For other date-related connections (particularly between copyrights), see date connection.

Related tags

• color connection
• hair color connection
• company connection
• country connection
• creator connection
• date connection
• birthday connection
• genre connection
• look-alike
• hairstyle connection
• name connection
• kanji connection
• object namesake
• outfit connection
• power connection
• season connection
• species connection
• stage connection
• trait connection
• voice actor connection
• weapon connection