Reactor Slime
Effect Monster
Reactor Slime is a Effect Monster (WATER/Aqua, Level 4) with 500 ATK / 500 DEF. First printed in Legendary Duelists: Rage of Ra (2020).
- Type
- Effect Monster
- Attribute
- WATER
- Monster type
- Aqua
- Level
- 4
- ATK / DEF
- 500 / 500
- Archetype
- Egyptian God
- Banlist
- Unlimited in the TCG, OCG, and Master Duel
- TCG release
- Sep 24, 2020
- Printings
- 3
Card text
During your Main Phase: You can activate this effect; Special Summon 2 "Slime Tokens" (Aqua/WATER/Level 1/ATK 500/DEF 500), also you cannot Normal or Special Summon for the rest of this turn, except Divine-Beast monsters. During the Battle Phase (Quick Effect): You can Tribute this card; Set 1 "Metal Reflect Slime" from your hand, Deck, or GY. It can be activated this turn. You can only use each effect of "Reactor Slime" once per turn.
YGOPRODeck card-level price
≈$0.19 lowest USD figure across marketplaces, for no one printing
YGOPRODeck recorded a lowest available USD card-level price hint of ~$0.19 on Oct 26, 2026 (historical, not a printing-specific quote). It varies with printing, condition, edition, rarity, and grading. Check current listings before buying or selling.
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Printings & rarities
| Set | Set code | Rarity | Release | Price* | Buy |
|---|---|---|---|---|---|
| Legendary Duelists: Rage of RaLED7-EN002 · Rare · Sep 24, 2020 | LED7-EN002 | Rare | Sep 24, 2020 | ~$0.27 1st Edition~$0.19 Unlimited | Buy on TCGplayerSearch eBay |
| Egyptian God Deck: Slifer the Sky DragonEGS1-EN020 · Super Rare · Jun 17, 2021 | EGS1-EN020 | Super Rare | Jun 17, 2021 | ~$0.34 1st Edition~$0.34 Unlimited | Buy on TCGplayerSearch eBay |
| Speed Duel: Streets of Battle CitySBC1-ENH05 · Common · Aug 24, 2023 | SBC1-ENH05 | Common | Aug 24, 2023 | ~$0.241st Edition | Buy on TCGplayerSearch eBay |
*Approximate price hints, not appraisals. A price with a finish (1st Edition, Unlimited, Limited) is TCGplayer's for that set code, rarity and finish, via TCGCSV, updated Oct 26, 2026. A price marked YGOPRODeck is YGOPRODeck's figure for that printing. A dash means that printing has no price yet. Buy links are affiliate links.
Price hint history
Dated YGOPRODeck snapshots. These hints are not sales or market values.
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Reactor Slime in other languages
| Japanese | リアクター・スライム |
| Korean | 리액터 슬라임 |
| Chinese | 反应机史莱姆 |
| German | Reaktorschleim |
| French | Réacteur Slime |
| Italian | Respingi Melma |
| Spanish | Limo Reactor |
| Portuguese | Reator Limo |
