My dog plays this same game, it’s called Murder with Toys.

↓ Transcript

[ Panel 1 ]
:: Rudy has a blood thirsty glow to his eyes as he growl menacingly at something. ::

[ Panel 2 ]
:: Blood spews from the feeble body of Reeder Rabbit as Rudy bites ferociously into him. Their is terror in his face. ::

[ Panel 3 ]
:: With his teeth tightly clamped around his prey, instinctively begins to shake Reeder’s body from side to side with the aim to kill. ::

[ Panel 4 ]
AUTUMN: Is he always THIS violent when he plays with his toys?
CADENCE: …he hasn’t even gotten to the dance of sacrifice yet.
:: Cadence and Autumn look upon this sight in terror as Rudy proceeds to maim the plush Reeder Rabbit toy, ripping out parts of stuffing and flinging them about. ::