ref: 9c93fb0b7559e9d657a91d2b508ecebe58eee544 dir: /maps/SeafoamIslandsB4F.blk/
.vvu..v - v..vvvvvv, -a ..vv|vvvvv..vv, vvvvv..vvf +vvvvvv..vvvvvvvvvvv..vvuvvvv..v vL.