execute at @a run fill ~-25 ~-5 ~-25 ~25 ~6 ~25 air replace minecraft:ice
execute at @a run fill ~-25 ~-5 ~-25 ~25 ~6 ~25 air replace minecraft:packed_ice
execute at @a run fill ~-25 ~-5 ~-25 ~25 ~6 ~25 air replace minecraft:snow_block
execute at @a run fill ~-25 ~-5 ~-25 ~25 ~6 ~25 air replace minecraft:powder_snow
execute at @a run fill ~-25 ~-5 ~-25 ~25 ~6 ~25 air replace minecraft:blue_ice