Waves: Arena Tactics is now on Kickstarter; £30,000 goal for the top-down shooter sequel.

The game has already been in development for two years, with much of the game already playable in online or offline modes. Here's what Squid In A Box, aka Robert Hale, has already achieved:

Procedural Arena Generation
Inventory and Equipment System
Modular Weapons, Buffs and Debuffs system
All new AI interface
Online Multiplayer Integrated with Steamworks
Ten Unique Weapons
Five Super Weapons
Eight Support Items
Ten Single Player Arenas
Eight Enemies

And the hoped for £30,000? Here's what it will help to achieve:

Soundtrack by Robert Stjärnström of Machinae Supremacy
Five Singleplayer Game Modes
Five Competitive multiplayer Game Modes
Two Co-Operative mulitplayer Game Modes
Seven New Enemies
Dozens of Upgrades
New GUI
New Arena and Enemy Art
Multiplayer Arenas
Testing and Balancing and Testing and Balancing

As always with Kickstarter, there are a list of potential backer rewards, with game access costing £10, and beta access available for £35.