Chelsea have three strikes on their books. But Samuel Eto'o staked his claim for a starting berth ahead of Fernando Torres and Demba Ba to lead Chelsea to a 3-0 victory over Schalke in the Champions League.
Arsenal took a huge step towards the next phase with a fine 1-0 win away to Borussia Dortmund - Aaron Ramsey the goal scorer.
Soon-to-depart Dortmund striker Robert Lewandowski had plenty of chances but was successfully kept at bay by the Gunners' defence.
Lionel Messi - who had been criticised in some quarters for not scoring in three games since the 1-1 draw in Milan last month - scored twice for the Catalans in a 3-1 win over AC Milan.
Atletico are through to the knockout stages for the first time since 2008-09 after making it four wins out of four in Group G to guarantee top spot.