I Have A Set Of Passive Skills

"Is the most powerful ability in existence one that requires active utilization?" "Incorrect! It's a passive ability!" "What does a passive ability entail?" "A passive ability is an instantly activated active ability, a lethal strike that catches everyone off guard, the ultimate ace up one's sleeve that only the deceased can comprehend!" "Could you simplify that?" "Breathing techniques, strength, perception" "Heh, is that all?"