Looking for a 3rd Base review or want to try 3rd Base before playing for real? You're in the right place. Developed by Microgaming, 3rd Base is a medium low volatility slot with an RTP of 95.36% and a maximum win potential of 2,100x your stake, featuring a sports theme. With 15 paylines and a 5-reel, 15-payline layout, it delivers engaging gameplay.
Written by Sarah Mitchell · Last updated: February 2026
3rd Base is a slot developed by Microgaming featuring a sports theme. The game features a 5-reel, 15-payline layout with an RTP of 95.36% and medium low volatility, delivering solid entertainment value for players of all experience levels.
At 95.36%, the RTP is slightly below the industry average of ~96%. While this is typical for many popular slots, players should be aware of the slightly lower theoretical return.
Medium-low volatility offers a good balance of regular wins with occasional larger payouts. Expect frequent hits with modest amounts, suitable for casual players who want low-risk entertainment.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
3rd Base features scatter symbols that can trigger free spins rounds. Landing the required number of scatter symbols anywhere on the reels activates the free spins feature, giving you extra chances to win without additional bets. During free spins, special modifiers may apply to boost your winning potential.
3.0 / 5 — Good
3rd Base by Microgaming is a solid offering that delivers good entertainment value. The 95.36% RTP combined with medium low volatility creates a well-balanced gaming experience.