NormalIce
Normal/Ice weaknesses
Normal/Ice is weak to Fighting, Fire, Rock and Steel, and takes 4× from Fighting.
When Normal/Ice Pokémon are hit
4×Hits hardest
2×Super effective
½×Not very effective
0×No effect
Its two types separately
Multiply the two to get the result. For example, Fighting deals 2× × 2× = 4×.
No Pokémon is Normal/Ice yet
This combination hasn't appeared in any main game, including forms and Megas.