FTP, name this general under Alexander the Great, a rival of Ptolemy and Seleucus.
He unleashed the First Coalition War after falling foul of the regent Perdiccas, and then took command of the campaign against Eumenes of Cardia.  His 316 BCE victory at Gabiene gave him control of all the land between the Aegean and the Hindu Kush.  The Peace of the Dynasts temporarily solidified his position, and he tried to revive Philip's Corinthian League as a defense against Cassander and his other enemies, but he was finally killed in 301 BCE at the battle of Ipsus.  FTP, name this general under Alexander the Great, a rival of Ptolemy and Seleucus.
He unleashed the First Coalition War after falling foul of the regent Perdiccas, and then took command of the campaign against Eumenes of Cardia.  
Antigonus Monophthalmus or Antigonus the One-Eyed