Twin Claws Pol and Lux

First strike, menace, trample
At the beginning of your upkeep, flip a coin. If you win the flip, swap the power and toughness of Twin Claws Pol and Lux.
At the beginning of your combat step, choose an opponent at random. Twin Claws Pol and Lux attacks that opponent this combat, if able.
"I say we slice, Lux." "No, we dice, Pol!"