We predict which teams chose 'martyr' and 'attack' and play the 'weaken' and 'nullify' cards on them, obviously. I know Carnelian and Jasper tend to play games like this to win, and neither of 'em are particularly self-sacrificing. Sapphire and the knights, on the other hand, probably chose 'martyr.'

[folds his arms and lets out a thoughtful hum]

The reflect card, on the other hand, poses a different problem.