From its arm, it launches fireballs hotter than 3,500 degrees Fahrenheit. Its arm starts to melt when it fires a whole barrage. It blasts fireballs of over 3,600 degrees Fahrenheit from the ends of its arms. It lives in volcanic craters. It blasts fireballs of over 3,600 degrees Fahrenheit out of its arms. Its breath also sears and sizzles.
Pokédex entry #467
Magmortar in Pokémon GO
It's possible to hatch Magmortar from an egg?
No, Magmortar can't be hatched.
Which are Magmortar’s strengths and weaknesses?
Magmortar is a fire type Pokémon. fire type pokémons are strong against grass, ice, bug, steel, fairy pokémons but weak against fire, water, rock, dragon pokémons.