// A charged 1 round grenade launcher
Low: Normal launcher and explosion.
Average: Cluster explosion.
High: Incendiary explosion. A bit smaller than the molotov cocktail.

// 3 round Sniper
Low: Weak shot for already downed enemies.
Average: Normal shot for enemies heading your way.
High: HE Round.

// Weather emitter (Grenade launcher style)
When shot, the launcher will shoot the emitter and explode. When it does, events will occur.
Low: Small lightning bolts.
Average: Sandstorm that blows enemy around or tears them up.
High: Tornado/Tsunami/Earthquake?

//Rocket Launcher
Low: Expected round of a bazooka.
Average: Three drunken missiles launched.
High: UNLEASH THE BEAST WITH TEN MISSLES. Expected 10 seconds charge time with a reload of about 2000. UberRocket.

//Unlimited Laser Charge.
Maybe one of you homeboys can work some lua magic to see if you can get this to work.
Here's my idea. Each 1 second. 1 particle is added to the bullet count. If you want to be a baby about overpowered stuff. Make the particle limit go to thirty for thirty seconds. But if you don't care about stuff being overawesome, go for 100. I expect whitty to take this idea.

//Gunship
A type of military laser ranger that calls in strike fire from a advanced merc gunship with spinup time.
Low: Small mortar fire.
Average: Missile strike.
High: A North Korean Taepodong-2. Google it.

//World War Radio Interceptor
Low: Row of 3 standard bombs.
Average: Call in a napalm strike.
High: Carpet Bomb.