The Games That Showed Their System's Power

Star Wars: Rogue Squadron II: Rogue Leader not only has an impressive amount of semi-colons in the title, but as mentioned earlier in the thread still looks fantastic to this day as a GCN launch title no less. In fact, it still looked better than a lot of Wii games which is absurd, Factor 5 are technological wizards.

The real Gamecube showcase though is Rogue Squadron III: Rebel Strike, they achieved Rogue Leader running...twice!: