Tales of the Valiant Players Guide (pg. 273)
3rd ring Arcane, Abjuration
Choose one creature, object, or magical effect within range. Any spell of 3rd circle or lower on the target ends. For each spell of 4th circle or higher on the target, make an ability check using your spellcasting ability. The DC equals 10 + the spell’s circle. On a successful check, the spell ends.