Climbing "Schreck pur" (grade 8) in Arnstein Blöcke is a serious undertaking. The route, as the name suggests ("Pure Terror"), likely presents a demanding mix of technical movements, powerful holds, and potentially precarious situations. Expect intricate sequences, requiring precise footwork and strong fingers to navigate the often steep and unforgiving rock. The mental game is just as important as the physical one; staying calm and focused while high above the ground is essential for success. Sending "Schreck pur" in Arnstein Blöcke would be a significant achievement, a testament to skill, strength, and unwavering determination.