Gundlok's Unstable Hammer

Rarity: 110 Ultra-Rare
Magic: 16, Power: 77, Element: Harpy Eyeball, Type: Crossroads Wand

Meganti's Unstable Summoner

Rarity: 162 Rare
Magic: 31, Power: 59, Element: Scylla Fang, Type: Crossroads Wand