Who cursed Creon?

Antigone has hanged herself and Haemon, in desperate agony, kills himself as well. On hearing the news of her son’s death, Eurydice, the queen, also kills herself, cursing Creon.

Who killed Polyneices?

Although he supposedly is the next in line to receive power to the throne, Eteocles takes over and banishes Polyneices from Thebes. Polyneices then gathers and army and attacks his brother. He ends up killing his brother, and being killed by his brother in battle.