The robbery at the Poké Court on Wednesday was the latest in a string of thefts of high-value Pokémon trading cards.
Police are looking for four suspects accused of robbing a Pokémon trading card store on Thursday in Manhattan.
The major thefts both occurred in California over the weekend, with police saying the two incidents may be connected.
The suspects showed a gun and threatened a 27-year-old man before taking his phone.
In two separate cases just this weekend, thieves went after rare Pokémon cards, and the reported losses are in the hundreds of thousands of dollars.
A series of Pokemon card thefts are hitting Southern California collectors, with some losing hundreds of thousands of dollars ...
As the demand for cards featuring Squirtle, Charizard and Blastoise has grown, so has the threat of robbery and other crime.
An armed robbery at the new Poké Court is the latest sign of a collectors’ market that’s gone off the rails.
"They stole about 20 graded cards and a stack of probably 50 or 60 raw cards," said Michael Doran, owner of MuGu Games.