Cavern Harpy
Creature — Harpy Beast2/1$0.26
Flying When this creature enters, return a blue or black creature you control to its owner's hand. Pay 1 life: Return this creature to its owner's hand.
Legal in Commander
Is
Rewards
Combos 53
Cavern Harpy + Aluren
- Infinite creature ETB
- Infinite creature LTB
- Infinite storm count
Commander Spellbook ↗How it works
Steps
Cast Cavern Harpy without paying its mana cost due to Aluren. When Cavern Harpy enters, it triggers, returning itself from the battlefield to your hand. Repeat.
Cavern Harpy + Peregrine Drake + Panharmonicon
- Infinite mana lands you control can produce
- Infinite blue mana
- Infinite untap of lands you control
Commander Spellbook ↗How it works
Before you start
You control up to five lands that can tap to produce at least {2}{U}{B}.
Steps
Activate up to five lands you control by tapping them, adding at least {2}{U}{B}. Cast Peregrine Drake by paying {4}{U}. Peregrine Drake enters the battlefield, triggering its ability twice. Resolve the first Peregrine Drake trigger, untapping the five lands. Activate the five lands by tapping them, adding at least {2}{U}{B}. Resolve the second Peregrine Drake trigger, untapping the five lands. Cast Cavern Harpy by paying {U}{B}. Cavern Harpy enters the battlefield, triggering its ability twice, returning Cavern Harpy and Peregrine Drake from the battlefield to your hand. Repeat.
Cavern Harpy + Ukkima, Stalking Shadow + Aluren
- Infinite damage
- Near-infinite lifegain
Commander Spellbook ↗How it works
Before you start
You have at least 2 life.
Steps
Pay 1 life to Cavern Harpy to return it to your hand. Cast Cavern Harpy. Cavern Harpy enters, returning Ukkima to your hand. Ukkima triggers, dealing 2 damage to target opponent and gaining you 2 life. Repeat.
Cavern Harpy + Peregrine Drake + Yarok, the Desecrated
- Infinite mana lands you control can produce
- Infinite blue mana
- Infinite untap of lands you control
Commander Spellbook ↗How it works
Before you start
You control up to five lands that can tap to produce at least {2}{U}{B}.
Steps
Activate up to five lands you control by tapping them, adding at least {2}{U}{B}. Cast Peregrine Drake by paying {4}{U}. Peregrine Drake enters the battlefield, triggering its ability twice. Resolve the first Peregrine Drake trigger, untapping the five lands. Activate the five lands by tapping them, adding at least {2}{U}{B}. Resolve the second Peregrine Drake trigger, untapping the five lands. Cast Cavern Harpy by paying {U}{B}. Cavern Harpy enters the battlefield, triggering its ability twice, returning Cavern Harpy and Peregrine Drake from the battlefield to your hand. Repeat.
Cavern Harpy + Peregrine Drake + Starfield Vocalist
- Infinite blue mana
- Infinite mana lands you control can produce
- Infinite untap of lands you control
Commander Spellbook ↗How it works
Before you start
You control up to five lands that can collectively tap to produce at least {2}{U}{B}.
Steps
Activate up to five lands by tapping them, adding at least {2}{U}{B}. Cast Peregrine Drake by paying its mana cost. When Peregrine Drake enters, it triggers twice. Resolve the first trigger, untapping five lands. Holding priority, activate up to five lands by tapping them, adding at least {2}{U}{B}. Resolve the second Peregrine Drake trigger, untapping five lands. Cast Cavern Harpy by paying its mana cost. When Cavern Harpy enters, it triggers twice, returning it and Peregrine Drake from the battlefield to your hand. Repeat.
Cavern Harpy + Peregrine Drake + Virtue of Knowledge // Vantress Visions
- Infinite blue mana
- Infinite mana lands you control can produce
- Infinite untap of lands you control
Commander Spellbook ↗How it works
Before you start
You control up to five lands that can collectively tap to produce at least {2}{U}{B}.
Steps
Activate up to five lands by tapping them, adding at least {2}{U}{B}. Cast Peregrine Drake by paying its mana cost. When Peregrine Drake enters, it triggers twice. Resolve the first trigger, untapping five lands. Holding priority, activate up to five lands by tapping them, adding at least {2}{U}{B}. Resolve the second Peregrine Drake trigger, untapping five lands. Cast Cavern Harpy by paying its mana cost. When Cavern Harpy enters, it triggers twice, returning it and Peregrine Drake from the battlefield to your hand. Repeat.
Cavern Harpy + Parasitic Strix + Aluren
- Infinite lifegain
- Infinite lifegain triggers
- Infinite lifeloss
Commander Spellbook ↗How it works
Before you start
You control at least one other black permanent.
Steps
Cast Parasitic Strix by paying {0}. Parasitic Strix enters the battlefield, causing target player to lose 2 life and gaining you 2 life. Cast Cavern Harpy by paying {0}. Cavern Harpy enters the battlefield, returning Parasitic Strix to your hand. Activate Cavern Harpy by paying 1 life, returning it to your hand. Repeat.
Cavern Harpy + Morophon, the Boundless
- Infinite creature LTB
- Infinite storm count
- Infinite creature ETB
Commander Spellbook ↗How it works
Before you start
"Harpy" or "Beast" chosen with Morophon.
Steps
Cast Cavern Harpy by paying {0}. Cavern Harpy enters the battlefield, returning itself from the battlefield to your hand. Repeat.
Cavern Harpy + Primal Prayers + Decoction Module
- Infinite creature LTB
- Infinite creature ETB
- Infinite storm count
Commander Spellbook ↗How it works
Before you start
You have at least {E} or enough mana to cast Cavern Harpy
Steps
Cast Cavern Harpy by paying {E} due to Primal Prayers, if able, or by paying its mana cost. When Cavern Harpy enters the battlefield, it and Decoction Module trigger. Resolve the Decoction Module trigger, causing you to get {E}. Resolve the Cavern Harpy trigger, returning it from the battlefield to your hand. Repeat.
Cavern Harpy + Great Whale + Panharmonicon
- Infinite mana lands you control can produce
Commander Spellbook ↗How it works
Before you start
You control up to seven lands that can tap to produce at least {2}{U}{U}{B}.
Steps
Activate up to seven lands you control by tapping them, adding at least {2}{U}{U}{B}. Cast Great Whale by paying {5}{U}{U}. Great Whale enters the battlefield, triggering its ability twice. Resolve the first Great Whale trigger, untapping the seven lands. Activate the seven lands by tapping them, adding at least {2}{U}{U}{B}. Resolve the second Great Whale trigger, untapping the seven lands. Cast Cavern Harpy by paying {U}{B}. Cavern Harpy enters the battlefield, triggering its ability twice, returning Cavern Harpy and Great Whale from the battlefield to your hand. Repeat.
Combo data from Commander Spellbook. Only combos of 2 or 3 named cards are listed.
Best commanders
Commanders whose abilities work with this card and share its colors, from what the cards do.
- Yarok, the DesecratedYarok, the Desecrated copies your triggered abilities, which Cavern Harpy can use because it has an enter-the-battlefield trigger.
- Superior Spider-ManSuperior Spider-Man copies creatures, which Cavern Harpy can use because it has an enter-the-battlefield trigger.
- The MimeoplasmThe Mimeoplasm copies creatures, which Cavern Harpy can use because it has an enter-the-battlefield trigger.
- The Master, Formed AnewThe Master, Formed Anew copies creatures, which Cavern Harpy can use because it has an enter-the-battlefield trigger.
- Ulalek, Fused AtrocityUlalek, Fused Atrocity copies your triggered abilities, which Cavern Harpy can use because it has an enter-the-battlefield trigger.