Two vast and trunkless legs of stone
something that was once great has now fallen apart possible metaphor for empires
sneer of cold command
Ozymandias (Rameses II) ruled with fear he was a brutal leader
the hand that mocked them and the heart that fed
how he ruled by demeaning yet appeasing his subjects
king of kings
conveys how the ruler was arrogant and conceited
look on my works, ye mighty, and despair
he is referring to God and implying that he is superior
colossal wreck
juxtaposition colossal is reminiscent of a Greek statue
boundless and bare
alliteration