Astral Breaker, a Tetris-like puzzle game for the Fire TV, is currently Free. The game has been $1.99 since its release last week. The game offers multiplayer in addition to single player action versus a computer opponent. Head on over to Amazon and grab it for free before it goes back up in price. While you’re there, you can still grab any of four Sonic The Hedgehog games for $0.99 or Modern Combat 4 for $0.99.