yes
pyruss/fire Fire, fighting, and ground is good against steel.
Fighting and Ground type moves are super-effective against steel type pokemon.
Flying type moves are super-effective against grass, bug, and fighting Pokemon. However, they are only half-as-effective against electric, rock, and steel Pokemon.
Water and Grass are 4x effective and Ice, Fighting, Ground and Steel are 2x effective!
Steel is super effective against rock type pokemon.
Fighting type moves are super effective against: Rock, Steel, Ice, Normal.
Fire, Fighting and Ground Type moves are super effective against Steel Types.
Poison and Steel types are super effective against Fairy types.
Fire, Fighting and Ground moves are all super-effective against Steel-type pokemon.
Water, grass, fighting, ground, and steel types are super effective against rock types.
yes
fire type, fighting type and ground type.
Forretress is a BUG/STEEL type and the only type of attack that is super effective on it is FIRE attacks. FIRE also gives a 4X bonus in damage because its super effective against both BUG and STEEL.
Fire is super effective against grass, bug, ice, and steel.
pyruss/fire Fire, fighting, and ground is good against steel.
steel is super effective against ice and rock