With the recent discoveries from experiments utilizing energy, work began on focusing the energy to create a barrier through which only light could pass.

Rule:

Place Safeguard on top of any Faction card in play. If placed on your card, protect it from other card effects. If placed on an opponent’s card, block that card’s effects until this card is removed. Only 1 Safeguard can be played on a card. You may remove Safeguard at any time.