My neighbor just has regular feral cats, but this German guy had a Panther! And then they came to take it from him, just because.
WW2 Panther tank seized from pensioner's cellar
The guy apparently had it since the war, and was even seen driving it around in the late 1970's, but Grosse Bruder finally found out and sent the troops in to take it away.
When they outlaw tanks, only outlaws will have tanks.