How do you beat mega glalie in Pokemon shuffle?

To beat Mega Glalie in Pokémon Shuffle, focus on using Pokémon that have strong Ice-type attacks or abilities that can exploit its weaknesses. Utilizing Pokémon with the Disruption Delay ability can help manage the board and give you more turns. Additionally, consider using Mega Rayquaza or other Mega Evolutions that can deal significant damage. Match combos to trigger additional effects and maximize your score while aiming to clear the board efficiently.