Slovakia registered their second win in four days with a 3-1 European Championship qualifying victory over Belarus.
Paco Alcacer will be hoping to play an important part when Spain travel to European Qualifying Group C leaders Slovakia.
Spain took the first steps on the road to recovery from their World Cup woe with a 5-1 win over Macedonia in Valencia.
Substitute Alexander Kerzhakov scored a late winner as Russia overcame Slovakia 1-0 in St Petersburg.
UEFA have approved the launch of a Nations League from 2018, with the new tournament to be played every second year.
Gibraltar marked their European debut with a creditable 0-0 draw against Slovakia.
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