According to Tom Pelissero, the Panthers claimed three players off of waivers on Sunday.
Zylstra, 26, wound up going undrafted out of Concordia back in 2016. The Edmonton Eskimos later signed him to a contract and he spent two years in Canada.
The Vikings signed Zylstra to a futures deal in 2018. He ended up making the final roster in 2018 before being released during final cutdowns in 2019
In 2018, Zylstra appeared in all 16 games for the Vikings, catching one pass for 23 yards.