Derek Combs helped Amsterdam fire back. He returned the ensuing kickoff 63 yards to the Fire 26-yard line.
The Fire (5-1) prevailed 20-13 as Davis finished with three catches for 71 yards. He also returned two kicks for 44 yards.
For the Admirals, Combs had a bid day with five kickoff returns for 121 yards, six tackles, a forced fumble and a broken pass. GB tight end Tony Donald added four catches for 31 yards.
In Cologne's last –second, 28-27 win, defensive end Eric Powell and cornerback Erwin Swiney each broke up a pass and chipped in a tackle, while DT Cullen Jenkins also had one tackle for Cologne (2-4).
Next weekend, it's the battle of the Packer allocations as Cologne travels to Amsterdam Saturday. Berlin hosts the Rhein Fire in a Sunday game between the league leaders, and Frankfurt plays Scotland at Glasgow in another Sunday game.