ProtoShitMcBrains's comment on "Is Shadow naturally ...其實Shadow不用火箭靴就能雙腳跑得比Sonic快，只是如同雙手腕的限制環，節約功耗而如虎添翼！https://p2.bahamut.com.tw/B/2KU/99/fc8aba55c44d23711b608ac08b1qbab5.JPG
Why Shadow’s Shoes are Absolutely Ridiculous (Sonic)
Shadow's Air Shoes - Gadgets and Gizmos
@sfbluepan - 究極工藝 Power Sneakers 超能速度鞋 Air Shoes 火箭鞋... 
@sfbluepan - Sonic體能耐力研究，是否真能如同漫畫剎那急速環繞地球？
Post from Comic Fan 13
@sfbluepan - 除了水中或太空的空氣呼吸問題其他我都通融，可能我已經放棄追求真實合理和解答了。...
What These Rings Really Mean in Sonic
@sfbluepan - 理論上被能量環砸到會造成傷痛的，所以我們都在虐待遊戲角色。