Top Five Sci-Fi Slots with Free Spins

Ever since Wells wrote The War of the Worlds, aliens, spaceships and cosmic wars have captured public imagination. Innumerable movies and television serials with audio visual special effects bear witness to this popularity as do online video slots. We have picked five of the best for you. Do not forget to check out the free spins features.

Aliens

Aliens is a branded video slot from NetEnt based on the 1986 awards winning sci-fi horror film. It has a somewhat complex structure and you reach the free spins only in the third level. But if you persist then the rewards will be great.

Theme & Symbols: The slot game succeeds in bringing the eeriness of the movie to the reels. The high paying symbols are the creepy morphed aliens and the low paying symbols are their spawns. The Weyland-Yutani Corporation logo is the wild symbol. The soundtrack and visuals from the movie are an added attraction.

Free Spins: The path to the free spins is arduous but rewarding. In Level 1: The Search you collect symbols with multiplier values. When the Alien Activity Meter is full you move on to Level 2: The Encounter. Here the Ammo Clip Counter reading increases or decreases based on what happens on the reels. It is Level 3: The Hive where 5 free spins awarded. In the free spins you aim to kill the Queen and destroy the Hive.

Important Parameters:

• 5 reels, 3 rows and 15 paylines slot game
• Maximum total bet is 150 credits per spin
• Top line payout is 1,000 coins

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Battlestar Galactica

This is a fantastic video slot from Microgaming based on the acclaimed television serial. As you unlock higher ranks more video content from the television serial is released

Theme & Symbols: Battlestar Galactica is the spaceship that carries the last surviving humans who are engaged in an epic fight against the Cylons. The high paying symbols are the crew of the spaceship. For players not familiar with the story, their names are given in the payout table. The game logo is the wild symbol that can appear stacked on the reels. It also awards the highest line payouts. The spaceship is the scatter symbol and awards payouts multiplied by the total bet.

Free Spins: The free spins feature is relatively simple. When you land three or more scatter symbols anywhere on the reels you will be awarded 15 free spins. All payouts in the free spins will be tripled. The feature cannot be retriggered.

The base game can be played in Normal Mode, Run Mode or Flight Mode, each having its own special features. The changeover takes place randomly.

Important Parameters:

• 243 ways to win online slot
• Total bet is 30x the line bet
• Maximum total bet is 75 credits per spin
• Top line payout is 600 coins

International Space Station

This slot game from Endorphina combines two popular themes – sci-fi and casino. The scene is set in 2027 somewhere in outer space. The free spins can continue for a long time.

Theme & Symbols: The high paying symbols are various space stations in the shape of roulette wheel, craps dice, playing card aces and bingo tickets. The low paying symbols are simply designed playing card icons. The female astronaut is the wild symbol with a 2x multiplier property. It also awards the highest line payouts. Win animations add to the visual appeal. The ISS game logo is the scatter symbol.

Free Spins: When three or more scatter symbols land anywhere on the reels you are awarded unlimited free spins to start with. All payouts in the free spins are tripled. In the free spins a Fuel Symbol may randomly appear on the reels. It will add one Fuel Cell and double payouts. A Hyper Space Jump Symbol may also randomly appear. It will consume one Fuel Cell and double payouts. The free spins continue as long as there is at least one Fuel Cell in the counter. The feature cannot be retriggered.

International Space Station has an optional gamble game that can be activated after any win.

Important Parameters:

• 5 reels, 3 rows and 9 paylines slot game
• Maximum total bet is 90 credits per spin
• Top line payout is 9,000 coins

Atari Asteroids

Atari was a pioneer in the arcade style video games in the 1980s and Asteroids was one of its most popular titles. Pariplay has developed a video slot based on this using the retro Asteroid symbols and the background music track.

Theme & Symbols: The high paying symbols are planet, spaceship, laser gun, UFO and sky lab depicted as in the original Atari games. The low paying symbols are the playing card icons. The Wild logo is the wild symbol. The wild symbol can appear randomly anywhere on the reels. When it is part of a winning combination, it becomes a sticky wild (remains in its position) and awards 1 respin. When you land a wild symbol on the bottom position of reels 2 or 4, the wild symbol will expand to cover the entire reel.

Free Spins: Three or more Free Games symbols appearing anywhere on the reels activate the free spins feature. 3 symbols award 10 free spins with a 2x multiplier. 4 symbols award 20 free spins with a 5x multiplier. 5 symbols award 30 free spins with a 10x multiplier. The feature can be retriggered.

Important Parameters:

• 5 reels with 3-4-5-4-3 structure
• 720 ways to win
• Maximum total bet is 25 credits per spin
• Line bet is equal to total bet divided by 50
• Top line payout is 600 coins

Max Damage

This online slot game from Microgaming does not have flashy audio visual special effects. But it is about Max Damage saving the earth from aliens and has an awesome free spins feature.

Theme & Symbols: The reels are set in outer space. The high paying symbols are Max Damage, spaceship, space station and earth. The low paying symbols are brightly colored playing card icons that seem to be floating in space. The game logo is a stacked wild symbol and it also awards the top line payouts. The UFO awards the scatter payouts.

Free Spins: Three or more scatter symbols anywhere on the reels trigger 15 free spins in which all regular payout are doubled. The alien attack takes place in this feature. One alien spaceship can appear on each reel during the free spins. Max Damage comes to the rescue and destroys the alien spaceship. Each spaceship destroyed awards random bonus credits, which are not doubled. The destroyed spaceship is then replaced by a wild symbol and the line payouts are awarded after that. The free spins cannot be retriggered.

Important Parameters:

• 243 ways to win slot game
• Total bet is equal to 30x the line bet
• Maximum total bet is 75 credits per spin
• Top line payout is 1,000 coins

Conclusion

These are the best sci-fi themed slot games, but you will find plenty more. And because the theme is so popular new sci-fi slot games will keep coming.