Stellar Portals

By Matthew Kennedy | Updated 10 June 2026

Stellar Portals is new futuristic video slot designed by Snowborn Games exclusively for Microgaming. Bonus features include wilds, sticky wilds, free spins and increasing multipliers.

Slot details

Available to play across all devices Stella Portals is a 5 reel, 3 row slot with 20 fixed paylines. Wagering starts from 20p up to £20 per spin.The frameless reels are set in a far distant galaxy with neon symbols. This is a high variance slot with an RTP of 96.04%. Symbols are yellow, blue, green and red orbs which are all lower value, followed by orange, green yellow and purple  portals.

Gameplay

Any sticky wild that lands on the reels will lock into position and award you with 1 respin. This will continue until no more sticky wilds land.There are 4 scatter symbols and each one will give you different rewards. You need to land at least 3 in view on reels 1, 3 and 5 on a single spin. The Multiplier bonus will give you from 6-9 free spins and wins will multiplied by x5.The Rising multiplier bonus will give you 6 free spins with an increasing multiplier starting from x2 with a maximum of x10, and the Stacked Wild bonus will give you from 6-9 free spins and stacked wild symbols added to all of the reels.The Sticky Wilds bonus will give you 6 free spins and wilds that land will be sticky and lock into position until the free spins are used.Stellar Portals is a totally engrossing game and I really enjoyed playing it. I loved the 4 different versions of free spins bonuses, it certainly added interest to the game. You have the potential to win up x7,777 of your wager on the free spins and up to x1,500 of your wager in the base game.

Matthew Kennedy

Co-founder & Technical Director at Play Cash Games

Matthew Kennedy co-founded Take Marketing Limited in 2008 alongside Becky Mosley and has worked in the UK online gambling industry ever since. He runs the technical side of the operation, building and maintaining the platforms that power Play Cash Games and the wider Take Marketing portfolio.

Matt's role is hands-on. He writes the code behind the offer feeds, the comparison tools readers use, and the back-office systems that keep every casino listing accurate and current. If you have used a feature on this site, the chances are he built it. He is also responsible for site performance, mobile usability, and the technical SEO that lets a small independent comparison site compete with much larger publishers.

Over 17 years in the industry, Matt has worked directly with affiliate platforms, casino operators, and software providers. He has seen the market move from desktop Flash slots to mobile-first HTML5, lived through every iteration of UK Gambling Commission rules, and built the systems that keep our coverage compliant as regulation evolves. He has a particular interest in responsible gambling tooling and player-fund safety — the parts of the industry most people do not see but that matter most.

Matt is a Companies House registered director (Take Marketing Limited, company no. 07619813) and is based in Lincolnshire, England.

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