Messenger Jays

a Bird attacks — 486 cards in the game can cause this (Messenger Jays is one).

When Messenger Jays attacks:

1. Hermes, Overseer of Elpis — scries
2. Choco, Seeker of Paradise — puts a land onto the battlefield

a Bird creature is cast — 486 cards in the game can cause this (Messenger Jays is one).

1. Chocobo Camp — When Messenger Jays is cast, it arrives with counters thanks to Chocobo Camp

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

a Bird deals combat damage — 486 cards in the game can cause this (Messenger Jays is one).

1. Kastral, the Windcrested — When Messenger Jays deals combat damage, Kastral, the Windcrested triggers

a nontoken Bird enters the battlefield — 487 cards in the game can cause this (Messenger Jays is one).

1. Knightfisher — When Messenger Jays enters, Knightfisher makes a token

a Bird enters the battlefield — 538 cards in the game can cause this (Messenger Jays is one).

1. Salvation Swan — When Messenger Jays enters, Salvation Swan flickers a creature you control

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

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

When Messenger Jays 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.

a creature gets a counter — 2,691 cards in the game can cause this (Messenger Jays is one).

When Messenger Jays gets a counter:

1. Hollowmurk Siege — draws you 1 card
2. Ant-Man, Colony Commander — makes a token
3. Earth Kingdom General — gains you that much life
4. Casey Jones, Back Alley Brute — deals that much damage
5. Generous Patron — draws you 1 card
6. Shalai and Hallar — deals that much damage
7. Danny Pink — draws you 1 card
8. Enduring Scalelord — puts a +1/+1 counter on itself
9. Bold Plagiarist — puts counters on a permanent
10. Mikey & Leo, Chaos & Order — draws you 1 card

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

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

When Messenger Jays 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.

anything gets a counter — 4,415 cards in the game can cause this (Messenger Jays is one).

1. All Will Be One — When Messenger Jays gets a counter, All Will Be One deals that much damage

8 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 (Messenger Jays is one).

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

When a card hits the graveyard thanks to Messenger Jays:

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.

anything attacks — 17,934 cards in the game can cause this (Messenger Jays is one).

When Messenger Jays attacks:

1. Far Fortune, End Boss — deals 1 damage
2. Invisible Woman — triggers
3. Caesar, Legion's Emperor — sacrifices a creature

128 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 (Messenger Jays is one).

1. Adaptive Omnitool — When Messenger Jays attacks, Adaptive Omnitool searches a library

199 other cards care 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 (Messenger Jays is one).

When Messenger Jays enters:

1. Scurry Oak — puts a counter on itself
2. Fathom Mage — puts a counter on itself
3. Lonis, Genetics Expert — puts a counter on itself
4. Slash, Reptile Rampager — deals 2 damage

352 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 (Messenger Jays is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When Messenger Jays enters, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself

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