Composer of Spring

a Bard attacks — 130 cards in the game can cause this (Composer of Spring is one).

1. Chong and Lily, Nomads — When Composer of Spring attacks, Chong and Lily, Nomads triggers

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

When a land enters thanks to Composer of Spring:

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.

put an enchantment onto the battlefield — 3,743 cards in the game can cause this.

1. Pheres-Band Raiders — When a Centaur enters thanks to Pheres-Band Raiders, Composer of Spring puts a land onto the battlefield
2. Ferocious Werefox // Guard Change — When a Role enters thanks to Ferocious Werefox // Guard Change, Composer of Spring puts a land onto the battlefield
3. Eldrazi Confluence — When an enchantment enters thanks to Eldrazi Confluence, Composer of Spring puts a land onto the battlefield
4. Fated Intervention — When a Centaur enters thanks to Fated Intervention, Composer of Spring puts a land onto the battlefield
5. Genesis Hydra — When an enchantment enters thanks to Genesis Hydra, Composer of Spring puts a land onto the battlefield
6. Redtooth Genealogist — When a Role enters thanks to Redtooth Genealogist, Composer of Spring puts a land onto the battlefield
7. Royal Treatment — When a Role enters thanks to Royal Treatment, Composer of Spring puts a land onto the battlefield

3,736 other cards cause it too. These are the ones with the most connections.

anything attacks — 17,934 cards in the game can cause this (Composer of Spring is one).

When Composer of Spring attacks:

1. Far Fortune, End Boss — deals 1 damage
2. Temmet, Naktamun's Will — draws you 1 card
3. Grim Javelineer — gives +1/+0
4. Invisible Woman — triggers
5. Caesar, Legion's Emperor — sacrifices a creature
6. Guide of Souls — triggers
7. Campsite Cuisine — sacrifices a Food
8. Gossip's Talent — triggers
9. Banon, the Returners' Leader — draws and discards
10. Three Dog, Galaxy News DJ — sacrifices an Aura

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

a creature attacks — 17,934 cards in the game can cause this (Composer of Spring is one).

When Composer of Spring attacks:

1. Adaptive Omnitool — searches a library
2. Anthem of Rakdos — gives +2/+0
3. Kindred Discovery — draws you 1 card
4. Invasion of New Capenna // Holy Frazzle-Cannon — puts counters on a permanent
5. Chorale of the Void — brings a card back
6. Anim Pakal, Thousandth Moon — puts a +1/+1 counter on itself
7. Saw — sacrifices a creature
8. Gisa's Favorite Shovel — makes an opponent sacrifice a creature
9. Ultima Weapon — kills a creature an opponent controls
10. Total War — kills a creature

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

a creature blocks — 17,934 cards in the game can cause this (Composer of Spring is one).

When Composer of Spring blocks:

1. Mage Hunters' Onslaught — makes a player lose 1 life
2. Carnage Gladiator — makes a player lose 1 life
3. Tide of War — sacrifices a creature
4. Dead-Iron Sledge — kills a creature
5. Dwindle — kills a creature

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

a nontoken creature attacks — 17,934 cards in the game can cause this (Composer of Spring is one).

When Composer of Spring attacks:

1. Mardu Ascendancy — makes a token
2. Basri Ket — makes a token

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

a creature enters the battlefield — 19,800 cards in the game can cause this (Composer of Spring is one).

1. Fire Nation Salvagers — When Fire Nation Salvagers enters thanks to Composer of Spring, it puts a counter on a creature or Vehicle
2. Goblin Goliath — When Goblin Goliath enters thanks to Composer of Spring, it makes a token
3. Slash, Reptile Rampager — When a creature enters thanks to Composer of Spring, Slash, Reptile Rampager deals 2 damage
4. Ray Fillet, Wave Warrior — When Composer of Spring enters, Ray Fillet, Wave Warrior puts a counter on itself
5. The Neutrinos — When a creature enters thanks to Composer of Spring, The Neutrinos gets +1/+0
6. Wingnut, Bat on the Belfry — When a creature enters thanks to Composer of Spring, Wingnut, Bat on the Belfry grants flying, haste and menace
7. Shadow Puppeteers — When Shadow Puppeteers enters thanks to Composer of Spring, it makes 2 tokens
8. Invader Parasite — When Invader Parasite enters thanks to Composer of Spring, it exiles a land an opponent controls
9. Aetherstorm Roc — When a creature enters thanks to Composer of Spring, Aetherstorm Roc puts a counter on a permanent you control
10. Raphael, Most Attitude — When a creature enters thanks to Composer of Spring, Raphael, Most Attitude exiles a card from your library

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

anything enters the battlefield — 26,499 cards in the game can cause this (Composer of Spring is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When a creature or land enters thanks to Composer of Spring, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself
2. Ivora, Insatiable Heir — When Ivora, Insatiable Heir enters thanks to Composer of Spring, it makes a token
3. Path of Mettle // Metzali, Tower of Triumph — When Path of Mettle // Metzali, Tower of Triumph enters thanks to Composer of Spring, it deals 1 damage
4. Dogmeat, Ever Loyal — When Dogmeat, Ever Loyal enters thanks to Composer of Spring, it mills a card
5. The Earth King — When The Earth King enters thanks to Composer of Spring, it makes a token
6. SP//dr, Piloted by Peni — When SP//dr, Piloted by Peni enters thanks to Composer of Spring, it puts a counter on a creature
7. Mu Yanling, Wind Rider — When Mu Yanling, Wind Rider enters thanks to Composer of Spring, it makes a token
8. The Rani — When The Rani enters thanks to Composer of Spring, it makes a token
9. J. Jonah Jameson — When J. Jonah Jameson enters thanks to Composer of Spring, it triggers
10. Ultimecia, Temporal Threat — When Ultimecia, Temporal Threat enters thanks to Composer of Spring, it taps a creature an opponent controls

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