Draconic swords make mobs rarely drop a
Mob Soul.
Stabilized spawner: right-click a spawner with a
Draconium Core (tier 1), then
Wyvern Core,
Awakened Core,
Chaotic Core — 4/6/8/12 mobs, faster each time.
A mob soul sets what it spawns. Breaking it returns the cores, the soul is lost.
