Nah man. Portals don't have hyper competent, 11D aliens that are actually a bit entitled. Do portals let you just erase your enemies?
Unless you subscribe to the theory that it was just Sisko using 3% of his real power and glared the Jem'Hadar or of existence, in which case the wormhole was incidental.
This one does. There are other wormholes in trek that are just straight up portals. Unless you are of bajoran faith and calling it the celestial temple, it a portal with a twist. Every portal has a twist