Yu-Gi-Oh! · Speed Duel: Tournament Pack 4
Spell Proof Armor
#STP4-ENS03 · Common · Skill
$1.56
TCGplayer market price for one raw (ungraded) copy, Unlimited, via TCGCSV, updated Oct 28, 2026.
Market prices by printing
TCGplayer via TCGCSV · USD
Updated Oct 28, 2026
| Printing | Market | Low | Mid | As of |
|---|---|---|---|---|
| Unlimitedmain | $1.56 | $1.75 | $1.89 | Oct 28, 2026 |
Price history
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Should you grade it?
The raw market price is $1.56 (Unlimited). Grading pays only when the grade you are likely to get sells for more than the raw card plus grading fees, shipping and selling fees. Asking prices are not sales, and most raw copies do not grade a 10.
Card details
- Type
- Keith
- Card type
- Skill Card
- Passcode
- 300103002
Card text
[Activate this Skill during your Main Phase.] All Machine monsters you control are unaffected by your opponent's Spell effects. You can Normal Summon Machine Normal Monsters with 1 less Tribute. If a non-Machine monster is in your GY, flip this Skill over. This Skill can only be used once per Duel.
Card text
Activate this Skill during your Main Phase and apply the following: • Machine Normal Monsters you control are unaffected by your opponent's Spell Cards or effects. • While you control no monsters, you can Normal Summon Machine Normal Monsters with 1 less Tribute. • If you have a non-Machine monster on your field or GY, flip this card over. This Skill can only be used once per Duel.