Miles O'Brien, Transporter Ops

anything leaves the battlefield — 1 card in the game can cause this (Miles O'Brien is one).

1. Toothy, Imaginary Friend — When Toothy, Imaginary Friend leaves the battlefield thanks to Miles O'Brien, Transporter Ops, it draws you cards
2. Shaun, Father of Synths — When Shaun, Father of Synths leaves the battlefield thanks to Miles O'Brien, Transporter Ops, it exiles a Synth you control

an Artificer enters the battlefield — 342 cards in the game can cause this (Miles O'Brien is one).

1. Inventor's Goggles — When Miles O'Brien, Transporter Ops enters, Inventor's Goggles triggers

an artifact leaves the battlefield — 1,680 cards in the game can cause this (Miles O'Brien is one).

1. Sludge Strider — When an artifact leaves the battlefield thanks to Miles O'Brien, Transporter Ops, Sludge Strider makes a player lose 1 life

a card is drawn — 3,815 cards in the game can cause this (Miles O'Brien is one).

When Miles O'Brien, Transporter Ops 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.

a nontoken creature leaves the battlefield — 4,133 cards in the game can cause this (Miles O'Brien is one).

When Miles O'Brien, Transporter Ops leaves the battlefield:

1. Tokka & Rahzar, Unsupervised — puts a +1/+1 counter on itself
2. Splinter, the Mentor — makes a token
3. Rat King, Pale Piper — makes a token
4. Dual Nature — exiles a creature

a creature leaves the battlefield — 4,238 cards in the game can cause this (Miles O'Brien is one).

1. Lunarch Veteran // Luminous Phantom — When Miles O'Brien, Transporter Ops leaves the battlefield, Lunarch Veteran // Luminous Phantom gains you 1 life
2. Rapacious Guest — When Rapacious Guest leaves the battlefield thanks to Miles O'Brien, Transporter Ops, it makes each opponent lose life equal to its power
3. Extractor Demon — When Miles O'Brien, Transporter Ops leaves the battlefield, Extractor Demon mills a card
4. Aang, Airbending Master — When Miles O'Brien, Transporter Ops leaves the battlefield, Aang, Airbending Master puts a counter on a permanent
5. Dour Port-Mage — When Miles O'Brien, Transporter Ops leaves the battlefield, Dour Port-Mage draws you 1 card
6. Vela the Night-Clad — When Miles O'Brien, Transporter Ops leaves the battlefield, Vela the Night-Clad makes each opponent lose 1 life
7. Champions of the Perfect — When Champions of the Perfect leaves the battlefield thanks to Miles O'Brien, Transporter Ops, it triggers
8. Phantasmal Mount — When Phantasmal Mount leaves the battlefield thanks to Miles O'Brien, Transporter Ops, it triggers
9. Funeral March — When Miles O'Brien, Transporter Ops leaves the battlefield, Funeral March makes a player sacrifice a creature
10. Sally Sparrow — When Miles O'Brien, Transporter Ops leaves the battlefield, Sally Sparrow triggers

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

a Human enters the battlefield — 4,639 cards in the game can cause this (Miles O'Brien is one).

When Miles O'Brien, Transporter Ops enters:

1. General Kudro of Drannith — hits a graveyard
2. Heronblade Elite — puts a +1/+1 counter on itself
3. Kyler, Sigardian Emissary — puts a +1/+1 counter on itself
4. Thalia's Lieutenant — puts a +1/+1 counter on itself
5. Champion of the Parish — puts a +1/+1 counter on itself
6. Captain of the Mists — untaps itself
7. Erkenbrand, Lord of Westfold — gives +1/+0
8. Beregond of the Guard — gives +1/+1
9. Théoden, King of Rohan — grants double strike
10. Lossarnach Captain — taps a creature an opponent controls

2 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 (Miles O'Brien is one).

When Miles O'Brien, Transporter Ops attacks:

1. Far Fortune, End Boss — deals 1 damage
2. Grim Javelineer — gives +1/+0
3. Invisible Woman — triggers
4. Caesar, Legion's Emperor — sacrifices a creature
5. Guide of Souls — triggers
6. Campsite Cuisine — sacrifices a Food
7. Gossip's Talent — triggers
8. Banon, the Returners' Leader — draws and discards

116 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 (Miles O'Brien is one).

When Miles O'Brien, Transporter Ops attacks:

1. Adaptive Omnitool — searches a library
2. Anthem of Rakdos — gives +2/+0
3. Kindred Discovery — draws you 1 card
4. Saw — sacrifices a creature

188 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 (Miles O'Brien is one).

1. Tide of War — When Miles O'Brien, Transporter Ops blocks, Tide of War sacrifices a creature

27 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 (Miles O'Brien is one).

When Miles O'Brien, Transporter Ops enters:

1. Slash, Reptile Rampager — deals 2 damage
2. Gimli of the Glittering Caves — puts counters on a permanent
3. Ray Fillet, Wave Warrior — puts a counter on itself
4. Legolas Greenleaf — puts a counter on a permanent
5. The Neutrinos — gets +1/+0
6. Wingnut, Bat on the Belfry — grants flying, haste and menace
7. Aetherstorm Roc — puts a counter on a permanent you control
8. Raphael, Most Attitude — exiles a card from your library

303 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 (Miles O'Brien is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When Miles O'Brien, Transporter Ops enters, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself

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