Choose one of the four central ranks: it turns to glass for 4 of your turns. Any piece of either side that ends a move there has a 50% chance to fall through and be removed. Kings are exempt.
You draft Glass Bridge in Buff mode. Activated: you choose when to use it, and using it is your move for that turn.
As a attack card, it removes or detonates a piece directly.
“Step lightly. Or heavily, once.”