Super Mario Bros. Wonder Had No Deadline During Its Prototype Phase

Super Mario Bros. Wonder Abandoned A Series Staple (& Is Better Without It)

Super Mario World (1990)

Super Mario Bros. Wonder had no deadline during prototyping and over 2000 ideas were pitched.

Super Mario Bros Wonder devs had no deadlines during the prototyping phase - Super Mario Bros. Wonder - Gamereactor

RETRO GAMER JUNCTION - Super Mario Bros 3

Super Mario Bros. Wonder Devs On Breaking The Rules Of Mario To Inspire New Ideas - GameSpot

Super Mario Bros. Wonder's Elephant Transformation Was Originally Only For Mario

David Amador: a delight to read this kind of… - Gamedev Mastodon

Playthrough: Worlds of Wonder – The Starlight Megaphone!

Super Mario Bros. Wonder had no deadline during the prototyping stage to encourage the devs to think outside of the box : r/TwoBestFriendsPlay

Super Mario Bros. Wonder' Is What Happens When Devs Have Time to Play

Princess Peach Toadstool, We Are Peach Wiki

Super Mario Bros. Wonder's Elephant Transformation Was Originally Only For Mario