Next possibility is a massive blast of electromagnetic energy from a ground source.

Their massive blasts of fire end most battles before they truly begin, however.

"There was a cloud of fire coming over my head and a massive blast," he said.

Battle armor also can release its entire pool of energy in a massive electric blast, damaging everything unfortunate enough to be close by.

The rest of the soldiers, all inside a reinforced concrete bunker, survived the massive blast.

I could feel massive blasts of heat rolling from it.

On 7 July 2011, beginning around 16:45 local time, massive blasts occurred in Abadan.

He described how he felt the massive blast just a few miles away, which caused his house to violently shake.

Another city water official said the road had stood solidly for 125 years but could not withstand such a massive blast of water.

The weapons would detonate within seconds, producing a massive thermonuclear blast.