Earthquake

Spell Type: Attack; Mana Cost: 11+ MP; TN: 17
Test: Dexterity (Acrobatics) vs Spellpower; Requirements: Stonefist

The ground bucks and rolls in an area with a 30 foot radius anywhere you choose within 80 feet. Anyone caught in the area suffers a -2 penalty to Defense and a -5 penalty to Speed for one round. They must also succeed on a Dexterity (Acrobatics) test vs. your Spellpower or fall prone. This spell normally lasts for one round but for 5 MP, paid at the start of your subsequent turns as a free action, you may extend the duration by an additional round.