Grand Slam Tribble

Grand Slam Tribble was a non-sentient animal lifeform, a breed of Tribbles resembling furry baseballs from the eponymous Human sports game. 

Specifications
This breed of tribbles originated from a stadium on Risa. 

The Grand Slam could be bred from any tribble by feeding them with blueberries, egg white burritos, green juice (extra green), spumoni ice cream, and jippers, obtained from the Summer Resort during the annual Lohlunat Festival.

There was no limited to the number of Grand Slams was permitted to a starship crew. Because of the specialty of items required to breed, a Grand SLam tribble had the comparative item value of "very rare", or purple rarity. 

History
The Collective first encountered, and assimilated, tribbles when Three of Three's Borg cube recovered three hundred tribbles from a spatially displaced escape pod of the. The drones recovered a part of their individuality due to the exposure to tribbles, before the hive mind destroyed the cube. (SS TOS (The Trouble with Borg Tribbles))

Following the return of the Borg Collective to local space in February 2410, Starfleet and the Klingon Defense Force came across the Tribble of Borg - assimilated by the Borg and connected to them, yet not enslaved by the Hive. Like other tribble breeds employed in the fleets, the Tribble of Borg was beneficiary to officers who gained one. 

Background

 * Before its official addition to the game in 2019, the Grand Slam could appear randomly in a player's inventory during the 2018 Lohlunat Event.