English (Source)
Your towers and traps deal <Highlight>{{ATTACK_DAMAGE_CHANGE_PERCENT:percent}}%</> bonus damage for each level they have, but they require <N_Highlight>{{REQUIRED_TOWER_EXP_CHANGE_PERCENT:percent}}%</> more experience to level up.
German Translation
Deine Türme und Fallen verursachen pro Stufe <Highlight>{{ATTACK_DAMAGE_CHANGE_PERCENT:percent}}%</> Bonusschaden, benötigen jedoch <N_Highlight>{{REQUIRED_TOWER_EXP_CHANGE_PERCENT:percent}}%</> mehr Erfahrung zum Stufenaufstieg.