The following bands played at W:O:A 1990: BAND LAND 5th Avenue Germany Axe´n Sex Germany Motoslug Germany Sacret Season Germany Skyline Germany Wizzard Germany to top 23.04. - 04.05. Ugly Kid Joe04.05. - 10.11. Hämatom09.06. RheinRiot 201816.06. Metaltörn - Cologne05.10. - 03.11. Betontod20.10. - 01.12. Annihilator
