Bpblu Extra: Sonic The Hedgehog All 1-Ups

Bpblu Extra: Sonic the Hedgehog ALL 1-Ups

Bpblu Extra: Sonic the Hedgehog 2 ALL 1-Ups

Bpblu Extra: Sonic the Hedgehog Special Stages

Evolution of Sonic's 1-Up (1991-2022)

Bpblu Extra: Sonic the Hedgehog Labyrinth Shortcut

Sonic the Hedgehog Master System - All Extra Lives Guide

Retro Longplays

EVERY Bonus Panel Extra Life - Sonic The Hedgehog (SEGA Master System) ✔

Anto RetroGamer

Bpblu Extra: Roller's Odd Sprite

Bpblu Extra: Sneak Peek #1

Sonic Adventure 2: Battle - Sky Rail all 1-Ups

I thought this was Sonic 2! (AMY edition)

Sonic The Hedgehog 2 - Unpleasant 1Up...

Sonic The Hedgehog 2 - Chemical Plant Zone 2 Extra Lives

The Extra Life Story ▸ Sonic's Evil 1-Up Clone