{"title":"Play Alien Invaders Slot Game at Heart Bingo","description":"Alien Invaders by Pragmatic Play at Heart Bingo is an online slot game with a unique bottom-row win mechanic, wild multipliers, and free spins. ","custom_path":"/en-gb/casino/games/2014212-alien-invaders","heading":"Play Alien Invaders Slot Game","heading_tag":"h1","nofollow":false,"noindex":false,"has_custom_schema":true,"schema_json":[{"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","item":{"@id":"https://www.heartbingo.co.uk/en-gb","name":"Online Bingo Site"},"position":1},{"@type":"ListItem","item":{"@id":"https://www.heartbingo.co.uk/en-gb/online-casino","name":"Casino"},"position":2},{"@type":"ListItem","item":{"@id":"https://www.heartbingo.co.uk/en-gb/casino/category/slots","name":"[category] | [brand]"},"position":3},{"@type":"ListItem","item":{"@id":"https://www.heartbingo.co.uk/en-gb/casino/games/2014212-alien-invaders","name":"Play Alien Invaders Slot Game"},"position":4}]},{"@context":"https://schema.org","@type":"Game","@id":"https://www.heartbingo.co.uk/en-gb/casino/games/2014212-alien-invaders","name":"Play Alien Invaders Slot Game","description":"Alien Invaders by Pragmatic Play at Heart Bingo is an online slot game with a unique bottom-row win mechanic, wild multipliers, and free spins. ","image":"cms-images/u7frb05mm8gaoo5mcpi1o5ickksm","genre":"Online Slot","creator":{"@type":"Organization","name":"Pragmatic"},"numberOfPlayers":{"@type":"QuantitativeValue","minValue":1,"maxValue":1},"url":"https://www.heartbingo.co.uk/en-gb/casino/games/2014212-alien-invaders"},{"@context":"https://schema.org","@type":"FAQPage","mainEntity":[{"@type":"Question","name":"How do you trigger free spins in Alien Invaders?","acceptedAnswer":{"@type":"Answer","text":"Free spins are triggered by landing three or more Scatter symbols in a single spin. This awards 7 spins plus 3 extra for each additional Scatter beyond the third."}},{"@type":"Question","name":"What is the win multiplier in Alien Invaders?","acceptedAnswer":{"@type":"Answer","text":"The win multiplier starts at 1x each spin and increases by 1x for every 10 exploded symbols. Wild multipliers are added to this total."}},{"@type":"Question","name":"How do wins form in Alien Invaders?","acceptedAnswer":{"@type":"Answer","text":"Wins begin by matching at least three identical symbols on the highlighted bottom row. All matching symbols above in the same columns are collected, and cascades may follow."}}]}],"has_toc":true,"alternate_languages":[],"copy_sections":[{"toc_title":"Review  ","title":"\u003ch2 class=\"bvs-h2\"\u003eAlien Invaders Slot Game Review \u0026nbsp;\u003c/h2\u003e","content":"\u003cp\u003eAlien Invaders takes the classic sci-fi invasion concept and gives it a quirky twist. Developed by Pragmatic Play, it swaps traditional paylines for a fresh “bottom row” win mechanic, where every winning combination starts at the base of the grid. Throw in cascading symbols, explosive Scatters, and wild multipliers, and you have a title that mixes retro arcade nostalgia with \u003ca href=\"https://www.heartbingo.co.uk/en-gb/slots\"\u003eonline slots\u003c/a\u003e gameplay.\u0026nbsp;\u0026nbsp;\u003c/p\u003e"},{"toc_title":"Theme \u0026 Graphic  ","title":"\u003ch2 class=\"bvs-h2\"\u003eTheme \u0026amp; Graphic \u0026nbsp;\u003c/h2\u003e","content":"\u003cp\u003eThe action unfolds on a barren alien planet under a star-speckled night sky, with a reddish rocky surface stretching across the horizon. A big-eyed alien drifts in its miniature spaceship beside the reel frame, which features a laser beam marking the all-important bottom row. Enter the Free Spins round, and the backdrop shifts to a human settlement mid-invasion — a neat visual cue that the battle has moved into enemy territory.\u0026nbsp;\u0026nbsp;\u003c/p\u003e"},{"toc_title":"Payout Table ","title":"\u003ch2 class=\"bvs-h2\"\u003ePayout Table\u0026nbsp;\u003c/h2\u003e","content":"\u003cp style=\"margin-left:0px;text-align:justify;\"\u003eAlien Invaders uses a payout structure where each symbol type has a fixed value per occurrence. Wins are calculated by matching symbols on the bottom row and collecting identical ones above in the same columns.\u0026nbsp;\u003c/p\u003e\u003cfigure class=\"table\"\u003e\u003ctable\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003eSymbol\u0026nbsp;\u003c/p\u003e\u003c/td\u003e\u003ctd\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003ePayouts for a winning combination\u0026nbsp;\u0026nbsp;\u003c/p\u003e\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003e10\u0026nbsp;\u003c/p\u003e\u003c/td\u003e\u003ctd\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003e0.10x\u0026nbsp;\u003c/p\u003e\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003eJ\u0026nbsp;\u003c/p\u003e\u003c/td\u003e\u003ctd\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003e0.10x\u0026nbsp;\u003c/p\u003e\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003eQ\u0026nbsp;\u003c/p\u003e\u003c/td\u003e\u003ctd\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003e0.10x\u0026nbsp;\u003c/p\u003e\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003eK\u0026nbsp;\u003c/p\u003e\u003c/td\u003e\u003ctd\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003e0.10x\u0026nbsp;\u003c/p\u003e\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003eA\u0026nbsp;\u003c/p\u003e\u003c/td\u003e\u003ctd\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003e0.20x\u0026nbsp;\u003c/p\u003e\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003eYellow Alien\u0026nbsp;\u003c/p\u003e\u003c/td\u003e\u003ctd\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003e0.50x\u0026nbsp;\u003c/p\u003e\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003eTeal Alien\u0026nbsp;\u003c/p\u003e\u003c/td\u003e\u003ctd\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003e0.50x\u0026nbsp;\u003c/p\u003e\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003eBlue Alien\u0026nbsp;\u003c/p\u003e\u003c/td\u003e\u003ctd\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003e1x\u0026nbsp;\u003c/p\u003e\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003eOrange Fire Alien\u0026nbsp;\u003c/p\u003e\u003c/td\u003e\u003ctd\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003e2x\u0026nbsp;\u003c/p\u003e\u003c/td\u003e\u003c/tr\u003e\u003c/tbody\u003e\u003c/table\u003e\u003c/figure\u003e\u003ch3 class=\"bvs-h3\" style=\"margin-left:0px;text-align:justify;\"\u003eSpecial Symbols\u0026nbsp;\u003c/h3\u003e\u003cul\u003e\u003cli style=\"margin-left:0px;text-align:justify;\"\u003eWild (purple alien): Appears on the middle reel in the base game and reels 2–4 in free spins. Only counts when reaching the bottom row, substituting for regular symbols. May carry multipliers of 1x, 3x, 5x, 10x, 25x in base play, plus 50x or 100x in free spins.\u0026nbsp;\u0026nbsp;\u003c/li\u003e\u003cli style=\"margin-left:0px;text-align:justify;\"\u003eScatter (meteor): When landing on the bottom row, explodes and removes all adjacent symbols in every direction. Removed symbols pay instantly according to their value.\u0026nbsp;\u003c/li\u003e\u003c/ul\u003e"},{"toc_title":"Bonus Features ","title":"\u003ch2 class=\"bvs-h2\"\u003eBonus Features\u0026nbsp;\u003c/h2\u003e","content":"\u003ch3 class=\"bvs-h3\" style=\"margin-left:0px;text-align:justify;\"\u003eMarked Row \u0026amp; Cascading\u0026nbsp;\u003c/h3\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003eThe bottom row is permanently highlighted and serves as the starting point for wins. Land three or more identical symbols here, and the game collects matching symbols above them in the same columns. Winning symbols vanish, triggering cascades that can potentially create additional wins in a single spin cycle.\u0026nbsp;\u003c/p\u003e\u003ch3 class=\"bvs-h3\" style=\"margin-left:0px;text-align:justify;\"\u003eWild Multipliers\u0026nbsp;\u003c/h3\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003eWilds not only substitute but can deliver significant boosts when reaching the bottom row. Their multipliers are added to the total win multiplier, which can grow further during cascades and free spins.\u0026nbsp;\u003c/p\u003e\u003ch3 class=\"bvs-h3\" style=\"margin-left:0px;text-align:justify;\"\u003eScatter Explosions\u0026nbsp;\u003c/h3\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003eA Scatter on the bottom row detonates, clearing all adjacent symbols in every direction. This mechanic not only creates space for new cascades but also pays for each removed symbol based on the paytable.\u0026nbsp;\u003c/p\u003e\u003ch3 class=\"bvs-h3\" style=\"margin-left:0px;text-align:justify;\"\u003eWin Multiplier Growth\u0026nbsp;\u003c/h3\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003eIn the base game, the multiplier starts at 1x per spin. Every time 10 symbols are removed from the grid, it increases by 1x. Multipliers from Wilds stack onto this total, creating potential for layered boosts.\u0026nbsp;\u003c/p\u003e\u003ch3 class=\"bvs-h3\" style=\"margin-left:0px;text-align:justify;\"\u003eFree Spins\u0026nbsp;\u003c/h3\u003e\u003cp style=\"margin-left:0px;text-align:justify;\"\u003eTriggered by landing three or more Scatters in a single spin, awarding 7 spins plus 3 for each Scatter beyond the third. Reel height starts at three symbols but can randomly increase and remain taller for the duration of the round. Multiplier increases persist throughout, and Wilds can carry higher values of 50x or 100x. Extra spins are awarded if Scatters hit the bottom row.\u0026nbsp;\u003c/p\u003e"},{"toc_title":"Spin Mechanics  ","title":"\u003ch2 class=\"bvs-h2\"\u003eSpin Mechanics \u0026nbsp;\u003c/h2\u003e","content":"\u003cp\u003eAlien Invaders replaces conventional paylines with its bottom-row matching system. This shift means wins feel more like chain reactions, with the highlighted row acting as a launchpad for symbol collection. Cascades and multiplier growth keep the momentum going, while the fixed per-symbol payouts make it easy to track the value of each hit without juggling complex line counts.\u0026nbsp;\u003c/p\u003e"},{"toc_title":"Similar Slots  ","title":"\u003ch2 class=\"bvs-h2\"\u003eSimilar Slots \u0026nbsp;\u003c/h2\u003e","content":"\u003cp style=\"margin-left:0px;text-align:justify;\"\u003eIf you enjoyed the unconventional mechanics and playful theme of Alien Invaders, these titles might also appeal:\u0026nbsp;\u003c/p\u003e\u003cul\u003e\u003cli style=\"margin-left:0px;text-align:justify;\"\u003e\u003ca href=\"https://www.heartbingo.co.uk/en-gb/casino/games/2004231-rocket-blast-megaways\"\u003eRocket Blast Megaways\u003c/a\u003e: Another Pragmatic Play release with space visuals, this one uses the Megaways engine for explosive win chains.\u0026nbsp;\u003c/li\u003e\u003cli style=\"margin-left:0px;text-align:justify;\"\u003e\u003ca href=\"https://www.heartbingo.co.uk/en-gb/casino/games/1008687-starz-megaways\"\u003eStarz Megaways\u003c/a\u003e: A Pragmatic Play slot which offers players a galactic gaming experience with a cosmic backdrop featuring a transparent grid, a radiant sun, and a starry sky, and the game's sound effects complement the theme nicely.\u0026nbsp;\u003c/li\u003e\u003cli style=\"margin-left:0px;text-align:justify;\"\u003e\u003ca href=\"https://www.heartbingo.co.uk/en-gb/casino/games/2008049-space-wars-xxxtreme-megaways\"\u003eSpace Wars XXXtreme Megaways\u003c/a\u003e: A NetEnt release with a dynamic theme set in the cosmos, offering an engaging space adventure filled with colourful aliens and an array of unique features.\u0026nbsp;\u003c/li\u003e\u003c/ul\u003e"},{"toc_title":"Heart Bingo’s Opinion  ","title":"\u003ch2 class=\"bvs-h2\"\u003eHeart Bingo’s Opinion \u0026nbsp;\u003c/h2\u003e","content":"\u003cp\u003eAlien Invaders earns points for trying something genuinely different with its bottom-row win system. While the design might not stand out visually from Pragmatic’s other titles, the mechanics are a refreshing change from standard paylines or cluster formats. The persistent multipliers in free spins and the chain reaction potential in the base game keep the pace snappy. It’s a format that could be expanded even further in future releases.\u0026nbsp;\u003c/p\u003e"}]}