Sword of Khans: Thunderkick's expanding-symbol war slot
Sword of Khans is one of Thunderkick's punchier slots, a Mongolian warrior theme built around an expanding symbol mechanic in its free spins, in the same family as the classic book-style bonus. It pairs sweeping steppe art with a round that can fill the reels with one symbol. In our testing it plays high variance. Here is how to play Sword of Khans and what its expanding symbol does.
What kind of slot it is
Sword of Khans is a 5-reel video slot with a Mongolian conquest theme, all warriors, horses and steppe landscapes rendered in Thunderkick's clean style. It is a line-based game that points squarely toward its free spins round, where the headline feature lives. The base game keeps things moving while you hunt for the bonus trigger. If you are still learning how slots build their wins and pay lines, our slots guide covers the basics before you put any money down.
Expanding symbols and the free spins
The signature feature is the expanding symbol in the free spins round, a mechanic many players will recognise from book-style slots. Before the round, a special symbol is selected; when it appears during free spins it expands to cover whole reels, and because it pays in any position once expanded, a lucky landing can light up the board across multiple rows at once. That single expanding symbol is what gives Sword of Khans its big-win potential, so the whole game is a build toward triggering and then riding that round. These are game features, not a casino offer, and our casino bonuses guide explains the difference if you are also weighing a deposit promotion.
RTP and volatility
Sword of Khans is a high-volatility slot. The base game can run cool while you wait for the free spins, with the real potential locked inside the expanding symbol round, so the swings are large. The headline RTP sits around the modern average, but operators can run more than one return version, so we keep the figure qualitative and recommend checking the game info screen before you spin. Our RTP guide shows where to find that number, and the volatility guide explains why a bonus-reliant slot like this needs a larger bankroll buffer to ride out the dry spells.
How to play Sword of Khans
There is no skill involved. You set your stake, spin, and the free spins and expanding symbol resolve on their own. Nothing you press changes which symbol is chosen to expand or how often the bonus arrives; it is all driven by the random number generator. Because the variance is high, set a session budget before you start, keep your stake small relative to your bankroll, and decide a stop point in advance so a quiet base game does not pull you into chasing. The drama of an expanding symbol filling the reels is the entertainment, not a strategy you can steer. Our responsible gambling page has tools to help you stay in control.
Is Sword of Khans worth playing?
Strengths: a strong, atmospheric theme, a familiar but satisfying expanding symbol mechanic, and big-win potential when that symbol fills the reels. Weaknesses: the high variance means long dry spells, almost all the value sits in the free spins, and players who want regular base-game wins may grow restless. It suits players who enjoy high-volatility, book-style slots and do not mind waiting for the bonus. It is entertainment, not an income plan. Compare licensed operators in our casino reviews and read the Thunderkick review for more of the catalogue. 18+, gamble responsibly.
Sword of Khans FAQ
What is the main feature in Sword of Khans?
The expanding symbol in the free spins. A special symbol is chosen before the round and can expand to cover whole reels, paying in any position, which is where the bigger wins come from.
What is the volatility of Sword of Khans?
It is a high-volatility slot. The base game can be quiet, with the real potential concentrated in the expanding symbol free spins, so swings are large.
Where can I play Sword of Khans?
It is available at licensed casinos that carry Thunderkick games. Compare safe operators in our casino reviews and try the demo where it is offered. 18+, only stake what you can afford to lose.