
The RTP shown is Play'n GO's standard build. Casinos can license a lower-RTP version of the same game — check the figure in the casino's own game info before you play.
Tome of the Lost is a grid slot game set in an ancient underground cave, featuring unique mechanics like Kraken Marks that add Special and Mega Wilds, and Cave Effects that trigger dynamic grid changes for enhanced win potential.

Landing a win on a Kraken Mark adds 2 Special Wilds to the grid and may summon a Mega Wild during Free Spins.
Winning symbols fill a Compass; once full, triggers either Darkness (removes a row/column) or Emptiness (removes all instances of a random symbol), plus adds Special Wilds.
Features Special Wilds that trigger Cave Effects, Multiplier Wilds doubling wins, and a Mega Wild that shifts down the grid during Free Spins.
Unlocked after collecting 42 winning symbols, awards up to 7 Cave Effects with cumulative win mechanics.
Play'n GO does not publish a standalone demo of Tome of the Lost — their games only run inside a casino's own client, so there is nothing we can host here. Where a studio does publish one, we run it on the slot's page with virtual credits.












Themes: Adventure · Mystery · Caves · Ancient Tomes · Mythical Creatures