Jackdaw

a Vehicle enters the battlefield — 207 cards in the game can cause this (Jackdaw is one).

1. Kolodin, Triumph Caster — When Jackdaw enters, Kolodin, Triumph Caster turns something into a creature
2. Miles "Tails" Prower — When Jackdaw enters, Miles "Tails" Prower draws you 1 card

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

a card is discarded — 2,042 cards in the game can cause this (Jackdaw is one).

When Jackdaw makes a player discard a card:

1. Ivora, Insatiable Heir — puts a +1/+1 counter on itself
2. Cool but Rude — deals 2 damage
3. Containment Construct — brings a card back
4. Moonstone, Harsh Mistress — brings a card back
5. Lazotep Chancellor — puts 2 counters on a Zombie or Army
6. Magmakin Artillerist — deals that much damage
7. Inti, Seneschal of the Sun — exiles a card from your library
8. Pitchstone Wall — sacrifices itself
9. Currency Converter — exiles it
10. Hostile Investigator — triggers

51 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 (Jackdaw is one).

When Jackdaw is cast:

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 artifact enters the battlefield — 3,768 cards in the game can cause this (Jackdaw is one).

1. Ultron, Artificial Malevolence — When Jackdaw enters, Ultron, Artificial Malevolence makes a token
2. The Prydwen, Steel Flagship — When Jackdaw enters, The Prydwen, Steel Flagship makes a token
3. Conquest Mission — When Jackdaw enters, Conquest Mission puts a quest counter on itself
4. Surge Conductor — When Jackdaw enters, Surge Conductor proliferates
5. Replication Specialist — When Jackdaw enters, Replication Specialist makes a token
6. Weapons Manufacturing — When Jackdaw enters, Weapons Manufacturing makes a token
7. Mirrorworks — When Jackdaw enters, Mirrorworks makes a token

a card is drawn — 3,815 cards in the game can cause this (Jackdaw is one).

When Jackdaw makes a player draw a card:

1. Temmet, Naktamun's Will — gives +1/+1
2. Niv-Mizzet, Parun — deals 1 damage
3. Aether Syphon — mills a card
4. The Locust God — makes a token
5. Starving Revenant — makes each opponent lose 1 life
6. Diviner's Wand — gets +1/+1
7. Ominous Seas — puts a foreshadow counter on itself
8. Dream Trawler — gets +1/+0
9. Iron Man, Armored Avenger — puts a counter on a creature
10. The Astonishing Ant-Man — puts a +1/+1 counter on itself

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

an artifact enters the battlefield — 4,643 cards in the game can cause this (Jackdaw is one).

1. Transplant Theorist — When Jackdaw enters, Transplant Theorist draws you 1 card
2. Elvish Archivist — When Jackdaw enters, Elvish Archivist puts 2 +1/+1 counters on itself
3. Golbez, Crystal Collector — When Jackdaw enters, Golbez, Crystal Collector surveils
4. Sludge Strider — When Jackdaw enters, Sludge Strider makes a player lose 1 life
5. Underhanded Designs — When Jackdaw enters, Underhanded Designs makes each opponent lose 1 life
6. Mechan Assembler — When Jackdaw enters, Mechan Assembler makes a token
7. Glassdust Hulk — When Jackdaw enters, Glassdust Hulk gets +1/+1
8. Rook Turret — When Jackdaw enters, Rook Turret draws you 1 card
9. Hedron Detonator — When Jackdaw enters, Hedron Detonator deals 1 damage
10. Pactdoll Terror — When Jackdaw enters, Pactdoll Terror makes each opponent lose 1 life

56 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 (Jackdaw is one).

1. Carrion Cruiser — Jackdaw puts cards into the graveyard that Carrion Cruiser can bring back
2. Vessel of Endless Rest — Jackdaw puts cards into the graveyard that Vessel of Endless Rest can bring back
3. Samwise Gamgee — Jackdaw puts cards into the graveyard that Samwise Gamgee can bring back
4. Bloodbond March — Jackdaw puts cards into the graveyard that Bloodbond March can bring back
5. Gale, Waterdeep Prodigy — Jackdaw puts cards into the graveyard that Gale, Waterdeep Prodigy can bring back
6. Harness the Storm — Jackdaw puts cards into the graveyard that Harness the Storm can bring back
7. Heart-Shaped Herb — Jackdaw puts cards into the graveyard that Heart-Shaped Herb can bring back
8. Wayward Angel — Jackdaw fills your graveyard toward the 7 or more cards Wayward Angel needs
9. Rescue from the Underworld — Jackdaw puts cards into the graveyard that Rescue from the Underworld can bring back
10. Victimize — Jackdaw puts cards into the graveyard that Victimize can bring 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 (Jackdaw is one).

1. Measure of Wickedness — When a card hits the graveyard thanks to Jackdaw, Measure of Wickedness gives an opponent control of itself

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