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Bob Marlin Goes Deep

Slots5x4-7 gridLow volatility
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Play the Bob Marlin Goes Deep demo

The studio's own free-play build: play money, no account, no payout.

Official numbers from Yggdrasil Gaming

Official RTP
96.8%
Volatility
Low
Max win potential
3,905×
Release date
2025-07-24
Grid
5x4-7
Hit frequency
—
Pay mechanic
Ways to win
Game type
Slots

Features

Themes

Our recorded session

Bob Marlin Goes Deep has not gone through our rig yet. When it does, the full recorded session appears here: balance curve, hit rate, best win and the longest dry streak, published next to the official RTP above. Until then this page carries Yggdrasil Gaming's own figures and a playable demo, and nothing of ours.

Questions about Bob Marlin Goes Deep

The RTP is 96.80%, which is above the 96% industry average.

The maximum win is 3,905x the stake.

Yes, a free demo version is available to try.

Our game score6/10

Bob Marlin Goes Deep: A Mechanical Hook

Bob Marlin Goes Deep is built around a playing field that grows as you play. Starting at 5x4 and expanding up to 5x7, this Yggdrasil Gaming release makes the shifting grid its centerpiece.

How Bob Marlin Goes Deep Plays

The core loop revolves around that expanding grid. As the reels stretch vertically toward the 5x7 maximum, more positions become available for symbol matches.

Bob Marlin Goes Deep Features

Symbol Collection gathers certain symbols toward a goal that unlocks something. Multipliers increase the value of winning combinations. Scatters count wherever they land; Free Spins open a bonus round.

RTP, Volatility and Win Potential

The 96.80% RTP sits above the 96% industry average. Low volatility shapes the session profile: expect frequent smaller hits, shorter dry spells, and a gentler bankroll curve that favors extended play over explosive moments. The 3,905x max win lands in mid-range territory. This combination suits players who prefer steady engagement over white-knuckle variance.

Theme and Design

The Fishing and Underwater themes frame a calm, aquatic atmosphere. Bob Marlin Goes Deep is a July 2025 release.

Verdict

Bob Marlin Goes Deep earns its 6/10 rating through solid execution of a specific idea. The expanding grid keeps spins interesting, the low volatility welcomes casual bankrolls, and the 96.80% RTP is above average. What holds it back is the mid-range max win ceiling. Players who enjoy grid-expansion slots with steady pacing will find plenty to like. Try the free demo to see how the 5x4 to 5x7 stretch feels in practice.