Is Tenth District Hero legal in Standard, Modern, and Commander?

Tenth District Hero is legal in: Standard, Modern, Pioneer, Legacy, Vintage, Commander, Historic.

What type of card is Tenth District Hero?

Tenth District Hero is a Creature — Human. Its oracle text reads: "{1}{W}, Collect evidence 2: This creature becomes a Human Detective with base power and toughness 4/4 and gains vigilance. {2}{W}, Collect evidence 4: If this creature is a Detective, it becomes a legendary creature named Mileva, the Stalwart, it has base power and toughness 5/5, and it gains "Other creatures you control have indestructible." Power/Toughness: 2/3"

Tenth District Hero

Creature — Human

, Collect evidence 2: This creature becomes a Human Detective with base power and toughness 4/4 and gains vigilance.

, Collect evidence 4: If this creature is a Detective, it becomes a legendary creature named Mileva, the Stalwart, it has base power and toughness 5/5, and it gains "Other creatures you control have indestructible."