>>16933235Make Freeze a stacking effect
Level 1 slows the same way as paralysis
Level 2 adds shivers so that moves have a chance to fail
Level 3 puts pokemon to sleep
Level 4 freezes them solid as normal
Hail and abilities add a level to non-ice pokemon
Each ice move has a chance of adding a level.
Now, leave the ice type resistances the same.
