The oracle cat made the prediction in St. Petersburg's World Cup press center by selecting a plate with food marked with the Russian national flag.
Achilles, a congenitally deaf snow-white cat, who also predicted the match winners during the 2017 Confederations Cup, is said to have been chosen as the World Cup animal oracle for being the most stress-resistant and human-oriented of about 50 cats living at the Hermitage.
READ MORE: UK Singer Williams Urges Russian Fans to 'Pray for a Miracle' At FIFA World Cup
The cat made its prediction for the potential winner by choosing one of two plates of food, each marked with the flag of one of the teams.
The World Cup kicks off on Thursday, with Russia facing Saudi Arabia at Moscow's 81,000-seat Luzhniki Stadium. The tournament will be held at 12 stadiums in 11 Russian cities.