Rune of Frost

Cobalt Scar1 source

• Chief Kalan

Kedge Keep1 source

• a swirlspine seahorse

Nagafen's Lair1 source

• fire giant warrior

Permafrost2 sources

• an ice giant
• an icy terror

Plane of Fear7 sources

• a boogeyman
• a glare lord
• a gorgon
• a samhain
• Amygdalan knight
• Amygdalan warrior
• phoboplasm

Plane of Hate3 sources

• a loathling lich
• a repulsive rat
• an abhorrent

Skyfire Mountains2 sources

• a lava walker (Wyvern)
• Zordakalicus Ragefire

Timorous Deep1 source

• a Vicious Raptor