
Special seed boss
Mechdusa (Terraria 1.4.5)
Mechdusa is the special-seed boss of Terraria 1.4.5, #16 of 33 in our order. Summon: Use Ocram's Razor in a world that combines the For the Worthy and Remix seeds. HP: 256,800 Classic / 327,420 Expert / 436,560 Master; no single defense value. Key drops: Waffle's Iron. Beating it unlocks counts as beating all three mechanical bosses in those worlds.

Mechdusa stats
Health counts all parts together.
| Stat | Classic | Expert | Master |
|---|---|---|---|
| Health | 256,800 | 327,420 | 436,560 |
No single defense value.
How to summon Mechdusa
Use Ocram's Razor in a world that combines the For the Worthy and Remix seeds.
Why fight it at this point
It only exists in that seed combination; it merges all three mechanical bosses into one fight.
What Mechdusa drops
Drop rates and mode-only items differ between Classic and Expert or Master (treasure bags). Full drop table on the Terraria Wiki.
Tip
It has the HP of three bosses in one; bring post-mechanical gear and a long sky arena.
Back to the boss order checker
Questions players ask
How do I summon Mechdusa?
Use Ocram's Razor in a world that combines the For the Worthy and Remix seeds.
How much HP does Mechdusa have in Master mode?
436,560 HP (all parts together). Classic: 256,800, Expert: 327,420.
What does Mechdusa drop?
Waffle's Iron. The wiki lists the exact chances.
What should I do after Mechdusa?
Go back to the main path: the boss order checker shows what is next.