Talk:Memory of Samurai/@comment-180.246.102.34-20150601053631/@comment-26292999-20150601054500

The condition for triggering KBC is clearing boss node 10 times. So if it's an old map that you have cleared 10 times before (for example your grinding maps), then clearing it even once now will trigger KBC. But, if it's a brand new map you can clear it 9 times without worrying about KBC.