To jam and learn Perły I Łotry - (My Mother Told Me) Song Of The Vikings chords, your primary focus should be mastering these chords sequence: Db, Ebm, Fm, Ab, Eb, Db, Eb, Bb, Ab and Db. A strategic approach would be to train at 70 BPM initially, and then accelerate to the song's tempo of 140. Adjust the capo based on your vocal range and chord preference, keeping the song's key of C Minor in mind.