Quick post with some outstanding moments (there are more in case you’re wondering, but I gotta go fast!)
“I’m your worst nightmare, pal. A manga nut with a power ring.”
(GL #78, JLA #3)
There’s also that moment in Countdown where he creates a construct from Gurren Lagann but I ain’t trawling through those issues. Pretty sure he’s also made a Gundam here and there.