Winning symbols vanish, new ones drop in, and multipliers climb — every tumble release we track.
Reviewed by Sam Torres | Published April 2026
Last updated: April 2026
Tumble slots (also called cascade, avalanche or drop slots) remove winning symbols after each hit and let new ones fall into place. A single spin can chain into multiple wins as long as new symbols keep forming combinations.
Every dedicated tumble release we track is listed below, sorted by date, then re-ranked by max win and RTP so you can see which titles deliver the biggest chains.
Sorted by release date, newest first.
| Name | Provider | RTP | Max Win | Volatility | Released |
|---|---|---|---|---|---|
| Wildhound Derby Ultra | iSoftBet | 94.91% | 12,500x | Medium | Jun 2026 |
A tumble is triggered whenever a spin produces a winning combination. The paying symbols are cleared from the reels, and remaining symbols either drop into the gaps or the empty positions are refilled from above. If the new layout forms another win, the tumble repeats — with no upper limit in most modern implementations.
The signature feature stacked on top is the multiplier trail: each tumble in a sequence increases a running multiplier that resets on a non-winning drop. In free-spins rounds, providers typically remove the reset, so the multiplier persists across the entire feature — this is where the advertised max win is hit.
Base-game hit frequency looks high because a single spin resolves as multiple mini-outcomes, but the volatility is driven by the length of the tumble chain, not the initial hit. Longer chains in the feature deliver the extreme payouts the mechanic is known for.
| Name | Provider | RTP | Max Win | Volatility | Released |
|---|---|---|---|---|---|
| Wildhound Derby Ultra | iSoftBet | 94.91% | 12,500x | Medium | Jun 2026 |
| Name | Provider | RTP | Max Win | Volatility | Released |
|---|---|---|---|---|---|
| Wildhound Derby Ultra | iSoftBet | 94.91% | 12,500x | Medium | Jun 2026 |
New to RTP? Read our guide to slot RTP for how the number is calculated and why it matters over long play sessions.
A slot where winning symbols are removed after each hit and replaced with new ones, allowing multiple wins to chain from a single spin.
Yes — 'tumble', 'cascade', 'avalanche' and 'drop' all describe the same mechanic. Different providers just brand it differently.
Some do, some don't. Tumbles can sit on top of paylines, ways-to-win reels, cluster grids or Megaways layouts — the tumble itself is just the removal-and-refill step.
Because one spin can trigger several sub-wins in a chain, the on-screen hit rate looks higher than a traditional slot even when the underlying RTP is similar.
Almost always the free-spins round, where the tumble multiplier doesn't reset. A long chain with a high running multiplier is how tumble slots hit their 5,000x-50,000x max wins.