Let's start jamming Scooter - (Official Opening Ceremony Anthem of the 2010 IIHF World Championship, Germany) Metropolis chords, familiarize yourself with these chords - Bb, Db, Eb, F, Eb, Fm, Eb, Bbm and Db in sequence. The tempo control on ChordU helps you begin at a comfortable speed and increase as you learn. Considering your vocal pitch and chord choices, adjust the capo in accordance with the key: Ab Major.