Guardian Slime
Yu-Gi-Oh! · Magnificent Monsters · Ultra Rare · MAMO-EN048
Released 2026-09-04
$0.10
Live Yu-Gi-Oh! price tracking, buyout detection, and price predictions for Guardian Slime on TCG Collector Tools.
Card Text
Effect Monster · Aqua · WATER · Level 10 · ATK 0 · DEF 0 · Egyptian God archetype
If you take battle or effect damage: You can Special Summon this card from your hand. During damage calculation, if this card battles an opponent's monster (Quick Effect): You can make this card gain DEF equal to that opponent's monster's ATK during that damage calculation only. If this card is sent from the hand or field to the GY: You can add 1 Spell/Trap from your Deck to your hand that specifically lists the card "The Winged Dragon of Ra" in its text. You can only use each effect of "Guardian Slime" once per turn.
Market price statistics (USD)
Market, mid and low values are price statistics, not separate offers from sellers.
Name-level price references
Reference values are not verified for this printing or condition; currency not supplied. Do not compare these directly with the USD statistics.
Printings (2)
| Set | Code | Rarity | Price |
|---|---|---|---|
| Legendary Duelists: Rage of Ra | LED7-EN003 | Ultra Rare | $7.32 |
| Magnificent Monsters | MAMO-EN048 | Ultra Rare | — |
Frequently Asked Questions
How much is Guardian Slime worth?
Guardian Slime is currently $0.10 on TCGplayer for the Magnificent Monsters printing. Prices update daily from live marketplace data.
How many times has Guardian Slime been printed?
Guardian Slime has 2 known printings, including Legendary Duelists: Rage of Ra, Magnificent Monsters.