Guardian Slime

Effect Monster · WATER · Aqua · Level 10 · Egyptian God

Market price

$0.39

An estimate from YGOPRODeck for a typical printing, refreshed 21 hours ago.

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.

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Deck usage & meta stats

Across 56,525 decks in the corpus

227

Decks play it

0.4% of the corpus

#1,800

Most played

Of 14,360 cards played at all

2.32

Copies per deck

55.9% run 3

0.2%

Of competitive decks

Against 0.5% of everything else

In the main deck of 227 decks. Sided in another 16, which is not counted above — completion is scored over the main and extra deck only, plus a Domain deck’s Deck Master.

Archetypes and Deck Masters that play it

Share of that archetype or Deck Master’s own decks

Reactor Slime100%
Egyptian God76.8%
Sun God60%
Slime31.7%
Knight5.9%
Icejade5%
Temple of the Kings2.7%
No archetype0.7%

Played by year

Share of the decks the corpus holds for that year

20200.5%
20210.5%
20220.2%
20230.2%
20240.4%
20250.4%
20260.5%

Printings

Every version of this card we hold, cheapest first. 3 printings, all priced.

Set	Rarity	Edition	Price	Foil
Magnificent MonstersMAMO-EN048	Ultra Rare	1st Edition	$0.39	—	Buy
Legendary Duelists: Rage of RaLED7-EN003	Ultra Rare	1st Edition	$8.82	—	Buy
Legendary Duelists: Rage of RaLED7-EN003	Ultra Rare	Unlimited	$14.25	—	Buy

Prices from YGOPRODeck / TCGplayer, refreshed 4 weeks ago. Each is that printing’s own market price, which is why they differ from the single market price beside the card above — that one is what every deck cost on this site is worked out from. Buy links go to TCGplayer through YGOPRODeck, who provide this data.