Creating craftable yoyos post-mechanical bosses and post-Plantera could Save Yoyo Progression For Hardmode! Here are some of My Ideas: Hallowed Harmony Yoyo: Crafted from Hallowed Bars and Souls of Sight, this yoyo could emit dazzling light particles as it spins, with a Twins-themed design...
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3. Shroomite because Shovel Knight Blue
4. Feathers are blue so Blue Jay? Since that bird already exists?
5. Ghost Umbrella? Ghosts can straight up fly so not sure on your thought process.
6. Make Arctic Diving Gear relevant again.
7. No.