Hidden Courtyard

a Cave in a graveyard — 9 cards in the game can cause this (Hidden Courtyard is one).

When Hidden Courtyard is in the graveyard:

1. Gargantuan Leech — gets bigger
2. Glimpse the Core — can bring it back

a Cave enters the battlefield — 18 cards in the game can cause this (Hidden Courtyard is one).

1. Bat Colony — When Hidden Courtyard enters, Bat Colony puts a counter on a creature

a Cave it grants abilities to — 21 cards in the game can cause this.

1. Forgotten Monument — Forgotten Monument gives Hidden Courtyard an extra ability

20 other cards cause it too. These are the ones with the most connections.

a land is sacrificed — 438 cards in the game can cause this (Hidden Courtyard is one).

When you sacrifice Hidden Courtyard:

1. Baloth Prime — makes a token
2. Scouring Swarm — makes a token
3. Hearthhull, the Worldseed — makes each opponent lose 2 life

a land in a graveyard — 634 cards in the game can cause this (Hidden Courtyard is one).

When Hidden Courtyard is in the graveyard:

1. Slogurk, the Overslime — can bring it back
2. Zask, Skittering Swarmlord — can bring it back
3. Glacierwood Siege — can bring it back
4. Turntimber Sower — can bring it back
5. Serra Paragon — can bring it back
6. Muldrotha, the Gravetide — can bring it back
7. Deadbridge Chant — can bring it back
8. Invasion of Tolvada // The Broken Sky — can bring it back
9. Pull Through the Weft — can bring it back
10. Conduit of Worlds — can bring it back

121 other cards care about it too. These are the ones with the most connections.

a land is put into a graveyard from the battlefield — 636 cards in the game can cause this (Hidden Courtyard is one).

When Hidden Courtyard is put into a graveyard from the battlefield:

1. Vastwood Zendikon — brings a card back
2. Nissa's Zendikon — brings a card back
3. Corrupted Zendikon — brings a card back
4. Guardian Zendikon — brings a card back
5. Crusher Zendikon — brings a card back
6. Wind Zendikon — brings a card back
7. Akki Raider — gets +1/+0
8. Dingus Egg — deals 2 damage
9. Genju of the Realm — returns itself from the graveyard

1 other card cares about it too. These are the ones with the most connections.

a land goes to a graveyard — 683 cards in the game can cause this (Hidden Courtyard is one).

When Hidden Courtyard hits the graveyard:

1. The Gitrog Monster — draws you 1 card
2. Skola Grovedancer — gains you 1 life
3. Sand Scout — makes a token
4. Crawling Sensation — makes a token
5. Countryside Crusher — puts a +1/+1 counter on itself

6 other cards care about it too. These are the ones with the most connections.

a land enters the battlefield — 1,560 cards in the game can cause this (Hidden Courtyard is one).

When Hidden Courtyard enters:

1. Thranduil, Sindarin Liege // Silvan Rally — makes a token
2. Tato Farmer — puts 2 counters on a permanent
3. Primeval Bounty — gains you 3 life
4. Toph, Earthbending Master — puts a counter on a permanent
5. Dancing from Dark to Dawn — makes a token
6. Emeria Shepherd — brings a card back
7. Quest for the Necropolis — puts a quest counter on itself
8. Soul Stair Expedition — puts a quest counter on itself
9. Nissa of Shadowed Boughs — puts counters on a permanent
10. Choco, Seeker of Paradise — gets +1/+0

199 other cards care about it too. These are the ones with the most connections.

anything is sacrificed — 3,450 cards in the game can cause this (Hidden Courtyard is one).

1. Gorbag of Minas Morgul — When you sacrifice Hidden Courtyard, Gorbag of Minas Morgul triggers

2 other cards care about it too. These are the ones with the most connections.

a permanent is put into a graveyard from the battlefield — 5,057 cards in the game can cause this (Hidden Courtyard is one).

1. Long Feng, Grand Secretariat — When Hidden Courtyard dies, Long Feng, Grand Secretariat puts a counter on a creature

5 other cards care about it too. These are the ones with the most connections.

a card in a graveyard — 7,589 cards in the game can cause this (Hidden Courtyard is one).

1. Gale, Waterdeep Prodigy — When Hidden Courtyard is in the graveyard, Gale, Waterdeep Prodigy can bring it back
2. Transplant Theorist — When Hidden Courtyard is in the graveyard, Transplant Theorist can bring it back
3. Heart-Shaped Herb — When Hidden Courtyard is in the graveyard, Heart-Shaped Herb can bring it back
4. Wayward Angel — Hidden Courtyard fills your graveyard toward the 7 or more cards Wayward Angel needs
5. Victimize — When Hidden Courtyard is in the graveyard, Victimize can bring it back
6. Bound // Determined — When Hidden Courtyard is in the graveyard, Bound // Determined can bring it back
7. Enlightened Confidant — When Hidden Courtyard is in the graveyard, Enlightened Confidant can bring it back
8. Tergrid, God of Fright // Tergrid's Lantern — When Hidden Courtyard is in the graveyard, Tergrid, God of Fright // Tergrid's Lantern can bring it back
9. Aerith, Last Ancient — When Hidden Courtyard is in the graveyard, Aerith, Last Ancient can bring it back
10. Sivriss, Nightmare Speaker — When Hidden Courtyard is in the graveyard, Sivriss, Nightmare Speaker can bring it back

434 other cards care about it too. These are the ones with the most connections.

anything goes to a graveyard — 7,589 cards in the game can cause this (Hidden Courtyard is one).

When Hidden Courtyard hits the graveyard:

1. Quest for Ancient Secrets — puts a quest counter on itself
2. Planar Void — hits a graveyard
3. Measure of Wickedness — gives an opponent control of itself
4. Energy Field — sacrifices itself

7 other cards care about it too. These are the ones with the most connections.