Kickback, sometimes referred to as knockback or rarely as an obeisance, is a penalty for using a Resonance Soul.
Many Resonance Souls have kickbacks are not normally seen or felt, while others can have enormous prices to pay. In rare cases, a Rez may have a kickback that is unknown, or there is assumed to be no kickback.

Some kickbacks are physical, others are mental or occur within the personality. An example of a physical kickback is a headache resulting from turning a piece of the body to stone while a mental kickback may be the loss of memories from regenerating flesh, or the increase in paranoia from the manipulation of soundwaves.

  1. [...] Resonance Soul has it’s own drawbacks and limits(Collectively referred to as kickback). Stronger Resonance Souls usually have much worse kickback. For example, the Decay Arm will [...]

  2. [...] it often feels like a weight has been lifted and there is a sense of freedom. However, once the kickback takes place, the host is “awakened” by the responsibility of having and/or utilizing [...]