ASST. 19 Thickening substance obtained from seaweed AGAR. 20 Mega- ULTRA. 21 Trash-loving Muppet OSCAR. 22 Election year focus RACE. 23 Its name comes from Japanese for “to fight” SUMO. 24 Spacious ROOMY. 25 Amusement park attraction depicted above and below this answer BUMPERCARS. 27 Cry following a countdown HAPPYNEWYEAR. More @Wikipedia
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