Quicksilver, Brash Blur

a Hero gets a counter — 63 cards in the game can cause this (Quicksilver is one).

1. Invisible Woman, Sue Storm — When Quicksilver, Brash Blur gets a counter, Invisible Woman, Sue Storm makes a token

a Mutant attacks — 280 cards in the game can cause this (Quicksilver is one).

1. Wolverine, Claws Out — When Quicksilver, Brash Blur attacks, Wolverine, Claws Out makes your creatures bigger

a Mutant deals combat damage — 280 cards in the game can cause this (Quicksilver is one).

1. Heroes in a Half Shell — When Quicksilver, Brash Blur deals combat damage, Heroes in a Half Shell puts a counter on a permanent

a Mutant enters the battlefield — 286 cards in the game can cause this (Quicksilver is one).

When Quicksilver, Brash Blur enters:

1. Genghis Frog — makes a token
2. X-23, Deadly Weapon — puts a counter on a permanent
3. April O'Neil, Live on the Scene — triggers

a nontoken Hero enters the battlefield — 358 cards in the game can cause this (Quicksilver is one).

1. Black Panther, Vanguard — When Quicksilver, Brash Blur enters, Black Panther, Vanguard triggers

a Hero enters the battlefield — 375 cards in the game can cause this (Quicksilver is one).

When Quicksilver, Brash Blur enters:

1. Hawkeye, Trick Shot — deals damage
2. Captain America, Team Leader — grants vigilance
3. Nighthawk, Dark Defender — gives +1/+1
4. Team Transmitter — gains you 1 life

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

When Quicksilver, Brash Blur 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.

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

1. All Will Be One — When Quicksilver, Brash Blur 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.

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

When Quicksilver, Brash Blur 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. Toph, Earthbending Master — puts a counter on a permanent

113 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 (Quicksilver is one).

When Quicksilver, Brash Blur 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. Saw — sacrifices a creature
7. Gisa's Favorite Shovel — makes an opponent sacrifice a creature
8. Ultima Weapon — kills a creature an opponent controls
9. Path of Mettle // Metzali, Tower of Triumph — triggers
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 (Quicksilver is one).

When Quicksilver, Brash Blur 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 (Quicksilver is one).

When Quicksilver, Brash Blur attacks:

1. Mardu Ascendancy — makes a token
2. Basri Ket — makes a token
3. Militia's Pride — makes a token

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

When Quicksilver, Brash Blur 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. Bess, Soul Nourisher — puts a +1/+1 counter on itself
6. The Neutrinos — gets +1/+0
7. Wingnut, Bat on the Belfry — grants flying, haste and menace
8. Aetherstorm Roc — puts a counter on a permanent you control
9. Raphael, Most Attitude — exiles a card from your library

298 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 (Quicksilver is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When Quicksilver, Brash Blur enters, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself

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