Staircases in the latter parts of the game appear to use ramp collision instead of the standard stair programming seen in earlier stairs in the game.
Spelling and grammar mistakes in in-game text.
Some characters use a helicopter-like blade to move around. In order to hover or move with a helicopter-like blade, there must be 2 of them or more used.
Some places have torches even though there is no one around to light them.
When Link goes into Ganon's fortress for the second time, the searchlights do not track him even if he gets caught in them.