Nervebit Pentafall

Each year, the shamans of many Octopon tribes gather in a mysterious cave. This forbidden to ordinary mortals place is great altar of the Fallen. Altar charges empty wands, turning ore into energy. However the power of the altar is reduced faster than the shamans eager to get it. Therefore, the shamans come into confrontation with each other, determining the best. Those who will dominate in the coming year.
The players act in turn. During his turn a player must be placed on the surface of the altar falling pentamino. Pentamino consists of pieces of ore. Pieces of one color, connected parties, form a group. If the group size reaches the minimum required size, then by shaking the ore turned into energy. To shake the player must select the crystal at the bottom of the altar and, thereby, to complete the turn.
In addition, at the bottom of the altar are erasing runes, which will help clear the place by dissolving the ore. Rune charged every turn.
The winner is the one who first charge your wand with energy.