Fortress

Goal

Move all cards to the foundations.

The ten piles build up or down by suit. Only one card can be moved at a time and empty piles can be filled with any single card.

This is a very hard game - try Chessboard for a more enjoyful variant.

Base game rules: Chessboard

Move all cards to the foundations.

The foundations build up in suit, wrapping around from King to Ace. The first card moved to the foundations determines the base rank.

The ten piles build up or down in suit, wrapping around from King to Ace and from Ace to King.

Only one card can be moved at a time and empty piles can be filled with any single card.

New to solitaire? A few useful terms

Tableau: The main playing area, usually arranged in columns or piles.
Foundation: A destination where cards are collected in the order required by the game.
Stock / talon: Cards waiting to be dealt. A game may allow one pass or several.
Waste: A pile receiving cards turned over from the stock.
Reserve / cell: A holding area. Its capacity and movement rules depend on the game.
Redeal: Another pass through the stock or a redistribution of cards, as specified in that game’s rules.

Game-rule reference adapted from PySolFC documentation, licensed under GPL v3 or later. References describe the game’s mechanics.