This 5-reel slot game, with 25 paylines and 200 coin slots is equipped with a wild symbol a scattered one and an additional bonus game called free spins.
The player has to get that lucky combo, which has to appear on the one of the paylines.
Roller Derby can be a real treat for the skilful player.
How to Play
Using down and up keys, a player can adjust the size of his coins.
Bet max key is used to raise the bet amount to the maximum automatically.
Spin is used to spin the reels.
Coins field is used to set the desired bet amount.
The highlighted string across the reels is the winning one.
Win field is used to show the total of the coins won.
How much a player earns is directly linked to the type of winning string he gets.
How much a player earns in credits is directly linked to the size of the coin which is multiplied with the entire coin amount that a player has won.
Expert mode has a possibility to use autoplay (set a sequence of games to be played in a regular mode or a certain amount of spins, without further adjusting things) and 5/10 spin (used to set either five or ten games to be plaid in a consecutive manner without adjusting anything).
This symbol is used to replace all the others, but for the scattered symbol.
If there are several of these symbols lined up in a row on the payline, then the winning string is formed.
Roller derby cannot be replaced by the wild skate.
It is used to form a winning string, provided there are 2+ of them.
It also serves as a free spin activator provided there are 3+ of them scattered across the reels.
This feature is triggered when 3+ symbols of the roller derby are found across the reels.
The player is then given 5 free spins, throughout which derby black, derby green and derby red act as wild symbols.
A player can retrigger this feature while he is in the bonus mode.
A player is given extra spins for free which are combined with the rest of free spins, provided that 3+ scattered roller derbies are found across the reels.
The rules regarding the betting and paylines are identical to the spin rules that triggered this feature.
All symbols have to follow left-right rule and be on the payline, except for the scattered ones.
10 coins max can be used per every spin.
The player receives the winnings from the most valuable string only.
The size of the coins is multiplied with the amount won in order to calculate the amount a player receives in credits, i.e.
Size of the coins selected X Coin amount=Credits.
Scattered winnings are determined by multiplying the entire regular bet staked with the type of the symbols found in the winning string.
Scattered winnings are mixed with the regular ones.
If there are two winnings, one scattered one regular, a player will receive both winning amounts.
Regular winnings are determined by multiplying the amount won with the amount staked on every payline.
Bonus winnings are combined with the regular winnings.
If the system experiences problems, payments and games are declared void.