Quintessential Katana

put a Ninja onto the battlefield — 172 cards in the game can cause this.

1. Lita, Little Orphan Amphibian — When Lita, Little Orphan Amphibian enters, Quintessential Katana triggers
2. Endless Foot Assault — When a Ninja enters thanks to Endless Foot Assault, Quintessential Katana triggers
3. Barkform Harvester — When Barkform Harvester enters, Quintessential Katana triggers
4. Chrome Dome — When Chrome Dome enters, Quintessential Katana triggers
5. Leonardo, Sewer Samurai — When Leonardo, Sewer Samurai enters, Quintessential Katana triggers
6. Leonardo, Cutting Edge — When Leonardo, Cutting Edge enters, Quintessential Katana triggers
7. Splinter, Aging Champion — When Splinter, Aging Champion enters, Quintessential Katana triggers
8. Irregular Cohort — When Irregular Cohort enters, Quintessential Katana triggers
9. Three Tree Mascot — When Three Tree Mascot enters, Quintessential Katana triggers
10. Universal Automaton — When Universal Automaton enters, Quintessential Katana triggers

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

a creature untaps — 519 cards in the game can cause this (Quintessential Katana is one).

1. Fishing Pole — When Quintessential Katana untaps, Fishing Pole triggers

a nontoken Equipment enters the battlefield — 649 cards in the game can cause this (Quintessential Katana is one).

1. Firion, Wild Rose Warrior — When Quintessential Katana enters, Firion, Wild Rose Warrior makes a token

an Equipment enters the battlefield — 658 cards in the game can cause this (Quintessential Katana is one).

When Quintessential Katana enters:

1. Puresteel Paladin — draws you 1 card
2. Sokka and Suki — makes a token
3. Barret, Avalanche Leader — makes a token
4. The Mighty Thor, Jane Foster — draws you 1 card
5. Giott, King of the Dwarves — draws and discards
6. Hammer of Nazahn — triggers
7. Sigarda's Aid — triggers

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

life is gained — 2,076 cards in the game can cause this (Quintessential Katana is one).

When Quintessential Katana gains life:

1. Field-Tested Frying Pan — gets +X/+X, where X is the amount of life you gained
2. Dina, Soul Steeper — makes each opponent lose 1 life
3. Marina Vendrell's Grimoire — draws you that many cards
4. South Wind Avatar — makes each opponent lose 1 life
5. Rodolf Duskbringer — grants indestructible
6. Fiendish Panda — puts a +1/+1 counter on itself
7. Veinwitch Coven — brings a card back
8. Cleric Class — puts a counter on a creature
9. Lich's Mastery — draws you that many cards
10. Wall of Limbs — puts a +1/+1 counter on itself

84 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 (Quintessential Katana is one).

When Quintessential Katana 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 (Quintessential Katana is one).

When Quintessential Katana 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. Replication Specialist — makes a token
6. Weapons Manufacturing — makes a token
7. Mirrorworks — makes a token

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

When Quintessential Katana enters:

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

55 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 (Quintessential Katana is one).

When Quintessential Katana enters:

1. HYDRA Assault Robot — deals 1 damage
2. Era of Innovation — puts a counter on a permanent you control

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

anything is cast — 31,128 cards in the game can cause this (Quintessential Katana is one).

When Quintessential Katana is cast:

1. Sokka, Bold Boomeranger — puts a +1/+1 counter on itself
2. Saheeli, Radiant Creator — puts a counter on a permanent you control

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