Yu-Gi-Oh! · 2021 Tin of Ancient Battles
Deep Sea Sentry
French name: Sentinelle des Profondeurs
Deep Sea Sentry (2021 Tin of Ancient Battles MP21-EN050) has a market price of US$0.15 as of Nov 9, 2026.
Price guide
The market price on TCGplayer, in US dollars: a guide, not an offer.
Market price
As of Nov 9, 2026 · The market price is TCGplayer’s, in US dollars. It is a guide, not an offer.
Card details
- Type
- Effect Monster
- Level
- 2
- Attribute
- WATER
- Monster type
- Sea Serpent
- Archetype
- Deep Sea
- ATK
- 400
- DEF
- 2,000
Card text
If this card is sent to the GY to activate a WATER monster's effect: You can make your opponent banish 1 card from their hand face-up, until the End Phase. If this card is Special Summoned: You can send the top 2 cards of your Deck to the GY, then target 1 Level 4 or lower WATER monster in your GY, except "Deep Sea Sentry"; add it to your hand. You can only use each effect of "Deep Sea Sentry" once per turn.
About this card
Deep Sea Sentry is card MP21-EN050 in 2021 Tin of Ancient Battles, a Yu-Gi-Oh! set released Oct 1, 2021. Rarity: Common. Finishes: 1st Edition. Reference market price on Nov 9, 2026: US$0.15. Over the last 30 days, the 1st Edition price went up 50.0%. Source: TCGplayer market data via tcgcsv.com, updated daily. A reference price is not an offer.
