Crypt of Agadeem

a land it grants abilities to — 1,237 cards in the game can cause this.

1. Mystic Skull // Mystic Monstrosity — Mystic Skull // Mystic Monstrosity gives Crypt of Agadeem an extra ability
2. Chromatic Lantern — Chromatic Lantern gives Crypt of Agadeem an extra ability
3. Petrified Hamlet — Petrified Hamlet gives Crypt of Agadeem an extra ability

1,234 other cards cause it too. These are the ones with the most connections.

a land it boosts — 1,237 cards in the game can cause this.

1. Blanket of Night — Blanket of Night gives Crypt of Agadeem bigger stats

1,236 other cards cause it too. These are the ones with the most connections.

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

When Crypt of Agadeem enters:

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

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

a creature in a graveyard — 2,769 cards in the game can cause this (Crypt of Agadeem is one).

1. Ayara, First of Locthwain — Ayara, First of Locthwain puts cards into the graveyard, and Crypt of Agadeem gets bigger
2. Cracked Skull — Cracked Skull puts cards into the graveyard, and Crypt of Agadeem gets bigger
3. Vindictive Flamestoker — Vindictive Flamestoker puts cards into the graveyard, and Crypt of Agadeem gets bigger
4. Tergrid, God of Fright // Tergrid's Lantern — Tergrid, God of Fright // Tergrid's Lantern puts cards into the graveyard, and Crypt of Agadeem gets bigger
5. Summon: G.F. Cerberus — Summon: G.F. Cerberus puts cards into the graveyard, and Crypt of Agadeem gets bigger
6. Zahur, Glory's Past — Zahur, Glory's Past puts cards into the graveyard, and Crypt of Agadeem gets bigger
7. Trading Post — Trading Post puts cards into the graveyard, and Crypt of Agadeem gets bigger
8. Sivriss, Nightmare Speaker — Sivriss, Nightmare Speaker puts cards into the graveyard, and Crypt of Agadeem gets bigger
9. Emet-Selch, Unsundered // Hades, Sorcerer of Eld — When Emet-Selch, Unsundered // Hades, Sorcerer of Eld is in the graveyard, Crypt of Agadeem gets bigger
10. Fandaniel, Telophoroi Ascian — Fandaniel, Telophoroi Ascian puts cards into the graveyard, and Crypt of Agadeem gets bigger

2,759 other cards care about it too. These are the ones with the most connections.