What gift does Luke give to Percy? Why can’t Percy use them?
Luke gives Percy a magic sword, but Percy can't use it because it's cursed.
Luke gives Percy winged shoes, but Percy can't use them because flying is forbidden for children of Poseidon.
Luke gives Percy an invisibility cloak, but Percy can't use it because it doesn't fit.
Luke gives Percy a shield, but Percy can't use it because it's too heavy.