Both players were named to the team's initial roster in March.
Anisimov, 27, scored a career-high 20 goals and 42 points in 77 games in his first season for Chicago. Anisimov signed a five-year contract the day after he was acquired from Columbus in a multi-player deal in the offseason. The Yaroslavl, Russia native won gold at the 2014 World Championships and silver at the 2015 WC with Panarin.
Panarin, 24, led all rookies in scoring with 77 points, 30 goals and 47 assists in 80 games for Chicago. The Korkino, Russia native recently scored 15 points (six goals and nine assists) 10 games for Russia en route to a bronze medal at the 2016 WC. He previously won gold at the 2011 WC before playing in the 2015 WC.
This year's World Cup of Hockey, which represents the event's return after a hiatus, is set for September and will be held in Toronto. The format is slightly modified from the past World Cup tournaments, with six national teams and two special "all-star teams" participating.
The eight teams that will compete this year are the United States, Canada, Sweden, Finland, Russia and the Czech Republic, plus Team Europe and Under-23 Team North America.
Here is when the teams will announce their rosters:
Here's Friday's sked for announcements of remainder of World Cup roster spots. pic.twitter.com/J01mcRQTOl— Jason Kay (@JKTHN) May 26, 2016