Spell Proof Armor
Skill - Keith
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.
Market Prices as of Oct 25, 2026
TCGplayer $1.31Cardmarket €1.07eBay $3.49
Printings & Prices (2)
Speed Duel Tournament Pack 4STP4-ENS03(C)$0
Speed Duel: Scars of BattleSBSC-ENS02(SR)$7.22
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