The Nova Scotia denture maker who killed 22 people in April 2020 used a 223-caliber Colt LE6940 semi-automatic rifle Ruger Mini-14 semi-automatic rifle .40-caliber Glock 23 Gen3 pistol 9mm Ruger P89 pistol Stolen 9mm Smith & Wesson 5946 pistol Fire.
Then there was the guy who hated women and drove through a crowd of people on a busy Toronto street, killing eleven with his van, in 2018.
Crazies are everywhere, but in Canada, the population is much smaller, so less potential killers just by the numbers, and it's not easy to buy guns, though likely some are buying those ghost gun kits online to make ’em at home.