FAQ Stacked Wilds Slots
What Are Stacked Wilds Slots?
Stacked Wilds slots feature wild symbols that appear in vertical stacks, sometimes covering full reels. These wilds substitute for other symbols to form multiple winning lines simultaneously, greatly increasing payout potential.
Which Providers Use Stacked Wilds?
The Stacked Wilds mechanic is widely used by NetEnt, Pragmatic Play, Play’n GO, and IGT. Verified examples include Starburst XXXtreme (NetEnt), Buffalo King Megaways (Pragmatic Play), and Book of Dead (Play’n GO).
How Do Stacked Wilds Work?
When stacked wild symbols land, they can occupy multiple reel positions vertically. If they fully cover one or more reels, they create several simultaneous wins or trigger additional bonuses such as free spins or multipliers.
Are Stacked Wilds Active in Bonus Rounds?
Yes. Many Stacked Wilds slots enhance this feature during free spins, where wilds may expand automatically or become sticky for multiple rounds, significantly increasing potential rewards.
Can I Play Stacked Wilds Slots for Free?
Yes. All Stacked Wilds slot demos are available directly on this site, letting you test this mechanic safely. These demos reproduce the full stacking behavior, volatility, and bonus features found in the real-money versions.