War Machine, Legacy of Iron

a Hero it boosts — 158 cards in War Machine's colors can cause this.

1. Avengers Assemble! — Avengers Assemble! gives War Machine, Legacy of Iron bigger stats

157 other cards cause it too. These are the ones with the most connections.

a Hero enters the battlefield — 169 cards in War Machine's colors can cause this (War Machine is one).

When War Machine, Legacy of Iron enters:

1. Hawkeye, Trick Shot — deals damage
2. Nighthawk, Dark Defender — gives +1/+1
3. Team Transmitter — gains you 1 life

an artifact attacks — 847 cards in War Machine's colors can cause this (War Machine is one).

When War Machine, Legacy of Iron attacks:

1. Alibou, Ancient Witness — deals X damage
2. Assaultron Dominator — puts a counter on a permanent

an artifact deals combat damage — 847 cards in War Machine's colors can cause this (War Machine is one).

When War Machine, Legacy of Iron deals combat damage:

1. Antagonist Incorporator — makes a token
2. Automated Assembly Line — triggers

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

a nontoken artifact deals combat damage — 847 cards in War Machine's colors can cause this (War Machine is one).

1. Virulent Silencer — When War Machine, Legacy of Iron deals combat damage, Virulent Silencer puts 2 counters on a permanent

an artifact is cast — 2,744 cards in War Machine's colors can cause this (War Machine is one).

When War Machine, Legacy of Iron is cast:

1. Ravenous Robots — makes a token
2. Poetic Ingenuity — makes a token
3. Digsite Engineer — makes a token
4. Myrsmith — makes a token
5. Patchwork Automaton — puts a +1/+1 counter on itself
6. Golem Foundry — puts a charge counter on itself
7. Embersmith — deals 1 damage
8. Golem's Heart — gains you 1 life
9. Urza's Chalice — gains you 1 life
10. Drooling Ogre — gives an opponent control of itself

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

a nontoken artifact enters the battlefield — 2,803 cards in War Machine's colors can cause this (War Machine is one).

When War Machine, Legacy of Iron enters:

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

a Human enters the battlefield — 2,042 cards in War Machine's colors can cause this (War Machine is one).

When War Machine, Legacy of Iron enters:

1. Thalia's Lieutenant — puts a +1/+1 counter on itself
2. Champion of the Parish — puts a +1/+1 counter on itself
3. Erkenbrand, Lord of Westfold — gives +1/+0
4. Beregond of the Guard — gives +1/+1
5. Théoden, King of Rohan — grants double strike
6. Vigilante Justice — deals 1 damage
7. Lossarnach Captain — taps a creature an opponent controls

an artifact enters the battlefield — 3,129 cards in War Machine's colors can cause this (War Machine is one).

When War Machine, Legacy of Iron enters:

1. Hedron Detonator — deals 1 damage
2. Mandible Justiciar — gets +1/+1
3. Machinesmith Automaton — puts a +1/+1 counter on itself
4. Oreplate Pangolin — puts a +1/+1 counter on itself
5. Arcbound Crusher — puts a +1/+1 counter on itself
6. Towashi Songshaper — gets +1/+0
7. Battered Golem — untaps itself
8. Dragonspark Reactor — puts a charge counter on itself
9. Grinding Station — untaps itself
10. Quicksmith Genius — draws and discards

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

a creature attacks — 6,550 cards in War Machine's colors can cause this (War Machine is one).

When War Machine, Legacy of Iron attacks:

1. Adaptive Omnitool — searches a library
2. Saw — sacrifices a creature
3. Ultima Weapon — kills a creature an opponent controls

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

anything attacks — 6,550 cards in War Machine's colors can cause this (War Machine is one).

When War Machine, Legacy of Iron attacks:

1. ED-E, Lonesome Eyebot — puts a quest counter on itself
2. Surgical Suite // Hospital Room — puts a counter on a creature
3. Guide of Souls — triggers
4. Banon, the Returners' Leader — draws and discards
5. Three Dog, Galaxy News DJ — sacrifices an Aura
6. Inti, Seneschal of the Sun — triggers
7. Gut, True Soul Zealot — sacrifices a creature or artifact
8. Cool but Rude — draws and discards

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

a creature blocks — 6,550 cards in War Machine's colors can cause this (War Machine is one).

1. Tide of War — When War Machine, Legacy of Iron blocks, Tide of War sacrifices a creature

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

a creature enters the battlefield — 7,303 cards in War Machine's colors can cause this (War Machine is one).

When War Machine, Legacy of Iron enters:

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

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

anything enters the battlefield — 10,759 cards in War Machine's colors can cause this (War Machine is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When War Machine, Legacy of Iron enters, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself

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