catastrophic quake

stomp foot on ground level 9 earth quake happens every one within 10 miles of you falls prone every building within 100 miles collapeses every one within 10 miles takes 20d10 damage everyone within 100 miles takes 10d10 damage 1000d100 debris everywhere within 100 miles if a piece of debris falls on you roll 1d6 1 being a tiny peice 6 being a gargantuan pece damage is dm disscresion