To survive past the 20-minute mark, you evolve your weapons. To evolve, you need a Max Level weapon and at least one level of its "matching" passive item. Open a chest after the 10-minute mark to trigger the evolution. Base Weapon Passive Item Needed Evolved Form Why it’s good King Bible Spellbinder Unholy Vespers

Creates damaging zones that grow and follow you. Highest DPS in the game. Duplicator Thunder Loop High damage that strikes twice. Clears the screen quickly. The Meta-Progression (Spend Your Gold)

It is better to have one Level 8 weapon than six Level 1 weapons. Maxing out a weapon early allows you to kill bosses faster and collect Chests .