"Pokemon Go" is sweeping the nation, and that includes the NFL. The new mobile phone game sparked this amusing Twitter exchange between two NFC North rivals on Monday.

We wouldn't mind the pests outside Halas Hall, but do they have to be purple? #PokemonGO pic.twitter.com/bRIOfdaXGm — Chicago Bears (@ChicagoBears) July 11, 2016

The Bears and Vikings aren't the only ones getting in on the "Pokemon Go" craze. Here are a few more examples:

ran into a spider web playing pokemon — Kenny Stills (@KSTiLLS) July 11, 2016

When drowsee stops you on your way to your workout #pokemongo @featuringBigJay pic.twitter.com/pC6GC0Ksqx — Andrew Nicholson (@nicholaf44) July 11, 2016

On another note... Im coming out of my retirement as a Pokemon trainer. It's time to get my throne back. @Pokemon #PokemonGo — Rudy Gobert (@rudygobert27) July 11, 2016

Why did this Bellsprout think just cuz Im eating Salchipapas that I wasnt bout to add to the collection? #PokemonGO pic.twitter.com/teV6qtkCZs — Mr. President (@AJFrancis410) July 11, 2016

trynna catch these Pokemon pic.twitter.com/bg31VPEp4K — Feeno (@ArianFoster) July 11, 2016

BREAKING: We are aware of a creature infestation at the Ralph and are currently working to catch 'em all. #PokemonGO pic.twitter.com/jY9vwqAam7 — Buffalo Bills (@buffalobills) July 11, 2016

Caterpie reppin' the green & gold at Lambeau Field! #PokemonGo pic.twitter.com/dRz38qMmOk — Green Bay Packers (@packers) July 11, 2016

Update: A couple more NFL teams chimed in after seeing our story.