Poké-POWER ⇢ Frost Shift
Once during your turn (before your attack), you may use this power. Frost Rotom’s type is {W} until the end of your turn.

{C}{C} → Hail
This attack does 10 damage to each of your opponent’s Pokémon. (Don’t apply Weakness and Resistance for Benched Pokémon.)

{W}{C}{C} → Crushing Ice : 40+
Does 40 damage plus 10 more damage for each {C} Energy in the Defending Pokémon’s Retreat Cost (after applying effects to the Retreat Cost).