Oxygen

By / October 3, 2025
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Game Information

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Provider
Elk Studios
Type
Slots
Release Date
December 20, 2023
Reels
7
RTP
94
Volatility
4
Max Exposure
2500000
Min Bet
0.2
Max Bet
100
Max Win per Spin
25000

Oxygen Slot: Comprehensive Data Analysis

Core Game Specifications

AttributeValue
DeveloperELK Studios
Release Date2023-12-20
ThemeUnderwater, Sea life, Coral Creek
Layout6×7 grid with Cluster Pays
PaylinesCluster Pays (no fixed paylines)
Bet Range0.20–100 (currency varies by operator)
Core MechanicsCluster Pays, Avalanche (cascading wins), Multiplier bubbles up to 2048×, Three wild types (standard, Exploding Wild, X‑Blaster Wild), Free Drop Bonus, Super Bonus, X‑iter bonus buy
Developer ELK Studios
Mechanics Cluster Pays, Avalanche, Multiplier bubbles, Wilds, Bonus Buy

Mathematical & Payout Model

Return to Player (RTP)

94%

Volatility

Medium - High

Hit Frequency

36.0%

Max Win Potential

25000x

Symbols & Paytable Hierarchy

TierSymbol(s)Function & Value
Low TierColored gemsProvides small, frequent wins to maintain gameplay.
Mid TierGreen fish, Orange seahorse, Purple fishThematic items offering moderate payouts.
High TierDiving helmetHighest paying symbols. Top hits available with full combinations.
WildStandard wild, Exploding Wild, X‑Blaster WildActs as a substitute / feature trigger per game rules.
ScatterTreasure chest Bonus symbolTriggers free spins / bonus round when enough appear.

Oxygen Bonus Features Mechanics

FeatureTriggerInitial AwardCore MechanicEnhancement/Retrigger
Free Drop Bonus Three scatter symbols 10 free drops Persistent multiplier bubbles remain through free drops Extra free drops awarded by additional scatters during bonus
Super Bonus Three scatters plus a persistent multiplier feature 10 free drops Persistent multiplier feature guaranteed each spin Extra free drops awarded by additional scatters
X‑iter bonus buy Player selects buy option Allows direct entry into bonus modes Options range from 3× bet bonus hunt to 500× bet Super Bonus with guaranteed persistent multiplier

Frequently Asked Questions (FAQ)

How do I trigger the Free Drop Bonus? Land three scatter symbols anywhere to trigger ten free drops with persistent multipliers.
What is the Super Bonus? Landing three scatters while a persistent multiplier is active triggers the Super Bonus with ten free drops and guaranteed multiplier feature.
What do multiplier bubbles do? Each winning cluster leaves a bubble that doubles its multiplier value on each subsequent win up to 2048×.
What wild types are in the game? There are three wilds: standard wild substitutes symbols, Exploding Wild removes symbols in an X‑shape, X‑Blaster Wild replaces symbols in an X‑shape.
What is X‑iter mode? X‑iter allows players to buy into bonus modes directly, with options ranging from 3× bet bonus hunt to 500× bet Super Bonus.
What is the maximum win? The maximum win is 25,000× the bet.
What is the RTP and volatility? The RTP is 94% and the volatility is medium‑high.

Oxygen Performance Summary: Strengths vs. Weaknesses

Strengths

  • High maximum win potential
  • Engaging multiplier mechanics
  • Multiple wild types and bonus features
  • Cluster pays with cascading wins

Weaknesses

  • Low RTP compared to industry average
  • High volatility may deter risk‑averse players

Overview

Oxygen is an underwater themed video slot by ELK Studios featuring a 6×7 cluster pays grid, cascading wins, multiplier bubbles, three distinct wilds, free drop and super bonus games, and an X‑iter bonus buy mode.

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