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E-102Y's Adventure Walkthrough [YDW]
Sonic Adventure

E-102Y's Adventure Walkthrough [YDW]

Follow this comprehensive walkthrough for E-102Y's adventure in Sonic Adventure, covering stages like Final Egg, Emerald Coast, Windy Valley, Red Mountain, and Hot Shelter, including boss fights.

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Follow this comprehensive walkthrough for E-102Y's adventure in Sonic Adventure, covering stages like Final Egg, Emerald Coast, Windy Valley, Red Mountain, and Hot Shelter, including boss fights.

Walkthrough
  1. 1
    E-102Y, codenamed Gamma, awakens and is briefed by Eggman.
  2. 2
    Enter Final Egg (Stage 1).
  3. 3
    After completing Final Egg, Eggman pits E-102Y against E-101B.
  4. 4
    Boss: E-101B - Hits to Defeat: 3. Difficulty: Easy. Strategy: Keep targeting and shooting him.
  5. 5
    E-102Y defeats E-101B and is assigned to the Egg Carrier.
  6. 6
    On the Egg Carrier, E-102Y is tasked with finding a tailed frog.
  7. 7
    Head through the hotel to the pool and blast the targets to enter Emerald Coast (Stage 2).
  8. 8
    After getting the frog, E-102Y is transported to the Emerald Shrine, encounters Chao and Tikal, and returns to the Egg Carrier.
  9. 9
    Eggman assigns E-102Y to retrieve a bird from a prisoner. E-102Y mistakenly finds E-101B being rebuilt.
  10. 10
    E-102Y finds Amy in a prison cell. After a brief interaction, E-102Y helps Amy escape.
  11. 11
    E-102Y is instructed to get the Jet Booster upgrade from the ammunition room.
  12. 12
    E-102Y then confronts Sonic in a mini-boss fight.
  13. 13
    Mini-Boss: Sonic - Hits to Defeat: 3. Difficulty: Easy. Strategy: Run around him and target him whenever possible. Avoid him when flashing.
  14. 14
    Amy intervenes, and E-102Y chooses to help Sonic and his friends.
  15. 15
    E-102Y travels to Mystic Ruins, obtains the Gun Upgrade from the Egg Carrier's Reservoir, and gets a crystal from Tail's Workshop.
  16. 16
    Place the crystal on the pedestal in the cave by the lake to enter Windy Valley (Stage 3).
  17. 17
    Enter the cave near the train station, find and blast the caged monkey, then enter Red Mountain (Stage 4).
  18. 18
    E-102Y deduces E-105 Zeta and E-101 Beta might be on the Egg Carrier.
  19. 19
    Return to the Egg Carrier and locate E-105 in the Hot Shelter. Enter Hot Shelter (Stage 5).
  20. 20
    Find E-101 flying around on the deck for the final showdown.
  21. 21
    Boss: E-101MKII - Hits to Defeat: 4. Difficulty: Medium. Strategy: Blast missiles. Wait until he charges, then target and shoot him in the back.
  22. 22
    E-101MKII lands a final shot on E-102Y before being defeated.
Tips
  • In the E-101B fight, continuous targeting prevents retaliation.
  • During the Sonic mini-boss, be aware that he is invincible when flashing.
  • For the E-101MKII fight, prioritize destroying his missiles and attack his back when he charges.

E-102Y defects from Eggman and joins Sonic's group, gaining new abilities and upgrades.

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