
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
- 2020-09-24
- 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.
Approximate value
≈$0.21
A rough figure from recent listings (updated 2026-06-09), not a market value or official price. It varies a lot with printing, condition, edition, rarity, and grading. Check current listings below before buying or selling.
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Printings & rarities
All printings →| Set | Set code | Rarity | Release | Price* |
|---|---|---|---|---|
| Legendary Duelists: Rage of Ra | LED7-EN002 | Rare | 2020-09-24 | $2.18 |
| Egyptian God Deck: Slifer the Sky Dragon | EGS1-EN020 | Super Rare | 2021-06-17 | $1.41 |
| Speed Duel: Streets of Battle City | SBC1-ENH05 | Common | 2023-08-24 | $0.21 |
*Approximate, from recent marketplace listings, not market values.
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 |











