The latest trailer for Trion Worlds' MMO Defiance highlights the PvP action players can expect from the title, including the use of all-terrain vehicles, quad bikes and heavy weapons.

The trailer features what looks like a capture the base multiplayer mode, as well as a lightning gun, grenade launcher, Gatling gun and many more. Defiance, which is set in future San Francisco, is a tie-in with the upcoming series of the same name.

The MMO is scheduled to launch April 2 for Windows PC, Xbox 360 and PS3. Defiance will premiere on the Syfy Channel on April 15.