Yu-Gi-Oh! on TurnZero / Card
Unauthorized Bootup Device
Union Effect Monster · Machine · DARK
Archetype: Machina
Level
1
ATK
500
DEF
0
Market price
- Cheapest printing (ROTD-EN027, Common) $0.10
TCGplayer market prices, as of October 23, 2026. They are a guide to what the card goes for, not an offer.
Price history
TCGplayer market price, recorded nightly.
Every recorded price change
| Date | 1st Edition |
|---|---|
| Oct 23, 2026 | $0.10 |
| Oct 5, 2026 | $0.10 |
| Oct 4, 2026 | $0.09 |
| Oct 3, 2026 | $0.10 |
| Sep 28, 2026 | $0.11 |
A row is recorded only on nights the price moved, so each price held until the row above it.
Card text
Once per turn, you can either: Target 1 face-up monster you control; equip this card to that target, OR: Unequip this card and Special Summon it. If the equipped monster would be destroyed by battle or card effect, destroy this card instead. If this card is destroyed and sent to the GY while equipped to a monster: You can Special Summon this card. You can only use this effect of "Unauthorized Bootup Device" once per turn.
Printings (1)
- ROTD-EN027 · Common BuyRise of the Duelist1st Edition $0.10
Passcode 81951640
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