In Search of Greatness

a battle is cast — 100 cards in the game can cause this (In Search of Greatness is one).

1. Defiler of Vigor — When In Search of Greatness is cast, Defiler of Vigor puts a counter on a creature
2. Primeval Bounty — When an artifact is cast thanks to In Search of Greatness, Primeval Bounty puts 3 counters on a creature
3. Tetsuko Umezawa, Pursuer — When an artifact is cast thanks to In Search of Greatness, Tetsuko Umezawa, Pursuer gets +1/+1
4. Thor, God of Thunder — When an artifact is cast thanks to In Search of Greatness, Thor, God of Thunder deals that spell's mana value damage
5. Krile Baldesion — When an artifact is cast thanks to In Search of Greatness, Krile Baldesion brings a card back
6. Summon: Good King Mog XII — When an artifact is cast thanks to In Search of Greatness, Summon: Good King Mog XII makes a token
7. Kykar, Wind's Fury — When an artifact is cast thanks to In Search of Greatness, Kykar, Wind's Fury makes a token
8. Tellah, Great Sage — When an artifact is cast thanks to In Search of Greatness, Tellah, Great Sage makes a token
9. Blood Funnel — When an artifact is cast thanks to In Search of Greatness, Blood Funnel sacrifices a creature
10. Artist's Talent — When an artifact is cast thanks to In Search of Greatness, Artist's Talent draws and discards

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

a planeswalker is cast — 361 cards in the game can cause this (In Search of Greatness is one).

1. Jaya's Phoenix — When a planeswalker is cast thanks to In Search of Greatness, Jaya's Phoenix returns itself from the graveyard
2. Interplanar Beacon — When a planeswalker is cast thanks to In Search of Greatness, Interplanar Beacon gains you 1 life
3. Varis, Silverymoon Ranger — When a creature is cast thanks to In Search of Greatness, Varis, Silverymoon Ranger triggers

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

you scry — 420 cards in the game can cause this (In Search of Greatness is one).

When In Search of Greatness scries:

1. Prudent Fateseer // Peer Review — gives +1/+0
2. Diviner of Victory // Unwind History — gets +1/+1
3. Saheeli, Consul of Oversight — makes a token
4. Celeborn the Wise — makes your creatures bigger
5. Proft, Consulting Detective — puts a +1/+1 counter on itself
6. Matoya, Archon Elder — draws you 1 card
7. Denzilore Fatehold — puts a counter on a creature
8. Elminster — costs less
9. Elrond, Master of Healing — puts a counter on a creature
10. Galadriel of Lothlórien — puts a land onto the battlefield

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

an enchantment is cast — 3,673 cards in the game can cause this (In Search of Greatness is one).

When an enchantment is cast thanks to In Search of Greatness:

1. Hallowed Haunting — makes a token
2. Daxos the Returned — puts a counter on a permanent
3. Tatsunari, Toad Rider — makes a token
4. Sythis, Harvest's Hand — gains you 1 life
5. Sigil of the Empty Throne — makes a token
6. Dawnhart Geist — gains you 2 life
7. Herald of the Pantheon — gains you 1 life
8. Kami of Transience — puts a +1/+1 counter on itself
9. Argothian Enchantress — draws you 1 card
10. Mesa Enchantress — draws you 1 card

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

an artifact is cast — 3,683 cards in the game can cause this (In Search of Greatness is one).

When an artifact is cast thanks to In Search of Greatness:

1. Mendicant Core, Guidelight — copies a spell
2. Sai, Master Thopterist — makes a token
3. Ravenous Robots — makes a token
4. Pinnacle Emissary — makes a token
5. Mirrodin Besieged — makes a token
6. Poetic Ingenuity — makes a token
7. Digsite Engineer — makes a token
8. Myrsmith — makes a token
9. Riddlesmith — draws you 1 card
10. Dr. Madison Li — puts a counter on a permanent you control

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

a nontoken enchantment enters the battlefield — 3,691 cards in the game can cause this (In Search of Greatness is one).

1. Historian's Boon — When In Search of Greatness enters, Historian's Boon makes a token

an enchantment enters the battlefield — 3,743 cards in the game can cause this (In Search of Greatness is one).

When In Search of Greatness enters:

1. Calix, Guided by Fate — puts a counter on a creature
2. Elvish Archivist — draws you 1 card
3. Victor, Valgavoth's Seneschal — surveils
4. Strength from the Fallen — gives +X/+X, where X is the number of creature cards in your graveyard
5. Doomwake Giant — shrinks a creature by -1/-1
6. Cacophony Unleashed — turns something into a creature
7. Ghostly Dancers — makes a token
8. Thassa's Devourer — mills a card
9. Killian, Decisive Mentor — taps a creature
10. Thoughtrender Lamia — makes an opponent discard a card

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

a creature is cast — 18,010 cards in the game can cause this (In Search of Greatness is one).

When a creature is cast thanks to In Search of Greatness:

1. Communal Brewing — arrives with counters
2. Bloodbond March — brings a card back
3. Dancing from Dark to Dawn — puts that spell's mana value counters on a creature
4. Endrek Sahr, Master Breeder — makes that spell's mana value tokens
5. Summon: Fenrir — arrives with counters
6. Summon: Brynhildr — grants haste

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