We've seen people make static maps, sure, but this is something else entirely. This is an attempt to bring the entire game of Ocarina of Time from the 3D world of the N64 to the 2D world of the SNES (or, well, the PC).
This is what it looks like when Fi from Zelda: Skyward Sword joins the battle in Hyrule Warriors. She, as you can see, is very much into sword-themed magical attacks, which makes a lot of sense, really—if you've played Skyward Sword, you'll know why. Watch the full video within.