Is Su-Chi legal in Standard, Modern, and Commander?

Su-Chi is legal in: Legacy, Vintage, Commander.

What type of card is Su-Chi?

Su-Chi is an Artifact Creature — Construct. Its oracle text reads: "When Su-Chi dies, add {C}{C}{C}{C}."

Artifact Creature — Construct

When Su-Chi dies, add .

Set Antiquities

Rarity Uncommon

Artist Christopher Rush

Creature Artifact Commander Legacy Vintage