It's March Madness! Even as a microscopic phylum, these tardigrades do share a love of intense sport. In honour of the basketball spirit, Tardibear suggests we start with a jump ball. 

"The whistle blows, the ball spins tantalizingly in the air above the assembly of live dynamite – then the ball drops, and men fall upon the court like kangaroos.'"

Begin your story with "...it landed, transforming into a..." and end your story with tossing this object/character into the air so it may land for another writer (eg. catapult it, drop-kick it, throw it into a portal, etc).