Design and Theme
🖼️ Graphics
Columbus features a static design: a background with elements from the Age of Discovery and a golden-framed grid. The symbols include portraits, jewellery, an astrolabe, and card signs drawn on scrolls. Visually, the bonus and base modes don’t differ — the interface and layout remain the same, with only the texts indicating the number of free games and current winnings changing.
🎶 Sound
The sound design is built around short electronic signals marking spins and wins. When winning lines hit, simple melodic effects are added, without any attempt to imitate a maritime theme.
Mechanics
|
🥁 Grid Size |
5x3 |
|
📊 Paylines |
10 |
|
➕ Bonus Game |
✅ |
|
🤑 Jackpot |
❌ |
|
💸 Extra Bet / Ante Bet |
❌ |
|
🪂 Fixed Multipliers |
❌ |
|
♻️ Respins |
✅ |
|
❎ Gamble |
✅ |
Winning Combinations
Top Symbols:
|
Symbol |
2 |
3 |
4 |
5 |
|---|---|---|---|---|
|
Columbus |
x1 |
x10 |
x100 |
x500 |
|
Queen |
x0.5 |
x5 |
x20 |
x100 |
|
Necklace |
x0.5 |
x2.5 |
x10 |
x50 |
|
Astrolabe |
x0.5 |
x1.5 |
x7.5 |
x25 |
Base Symbols:
|
Symbol |
3 |
4 |
5 |
|---|---|---|---|
|
A / K / Q |
x1 |
x4 |
x15 |
|
10 / J |
x0.5 |
x2 |
x10 |
Special Symbols
Understanding how to play Columbus is simple — there are only two special symbols:
- Wild (Columbus): substitutes for all regular symbols except the Scatter.
- Scatter (Ships): appears only on reels 1, 3, and 5, and triggers the bonus game. During the bonus, they act as both Wild and Scatter.
Bonus Game
- Trigger: activated when three ship Scatters appear.
- Reward: 10 free games at the same bet and number of lines as set during activation.
- Feature: during the bonus, ships also act as substitute symbols and can retrigger another 10 free games.
RTP, Volatility, Max Win
RTP — 95.02%. Volatility is medium. The provider does not specify the maximum win, but in theory, a full screen of Columbus symbols across all lines can reach up to x5,000 of the total bet.
Our Verdict
Columbus feels like a pure retro slot: minimal features, a single bonus game, and a focus on the symbols. In the demo test, free spins didn’t trigger often, and in the base game, most combinations came from low-paying symbols.
For those who enjoy simplicity and the old-school vibe, Gemini Joker offers respins and a multiplier wheel. If you prefer something newer yet still within the nautical theme, try Sky Bounty, where the wild can expand in size and cover more positions.
