undercard

Short definition from Wiktionary

Noun

1. 1
   A list of minor or supporting contests printed on the same bill as the main event (primarily fighting or racing, such as the main fight at a boxing match or wrestling, horse or car racing, etc.), occurring before or after the main event.
2. 2
   The events so listed.
3. 3
   A card lower than another given card or pair.
4. 4
   The supporting candidate on a ticket, such as vice president.