Isperia the Inscrutable

a Sphinx enters the battlefield — 101 cards in Isperia the Inscrutable's colors can cause this (Isperia the Inscrutable is one).

1. Unesh, Criosphinx Sovereign — When Isperia the Inscrutable enters, Unesh, Criosphinx Sovereign triggers

a creature attacks — 6,349 cards in Isperia the Inscrutable's colors can cause this (Isperia the Inscrutable is one).

When Isperia the Inscrutable attacks:

1. Adaptive Omnitool — searches a library
2. Kindred Discovery — draws you 1 card
3. Teo, Spirited Glider — draws you 1 card
4. Shadow Puppeteers — turns something into a creature
5. Screaming Swarm — mills a card
6. Imperious Mindbreaker — mills a card
7. Staff of Titania — makes a token
8. Saw — sacrifices a creature
9. Ultima Weapon — kills a creature an opponent controls
10. Super-Soldier Serum — triggers

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

anything attacks — 6,349 cards in Isperia the Inscrutable's colors can cause this (Isperia the Inscrutable is one).

When Isperia the Inscrutable attacks:

1. ED-E, Lonesome Eyebot — puts a quest counter on itself
2. Surgical Suite // Hospital Room — puts a counter on a creature
3. Madame Web, Clairvoyant — mills a card
4. Apothecary White — makes a token
5. Adeline, Resplendent Cathar — makes a token
6. Dalkovan Encampment — makes 2 tokens
7. Salvation Colossus — gives +2/+2
8. Guide of Souls — triggers
9. Gossip's Talent — triggers
10. Warren Warleader — triggers

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

a creature blocks — 6,349 cards in Isperia the Inscrutable's colors can cause this (Isperia the Inscrutable is one).

When Isperia the Inscrutable blocks:

1. Barrow-Blade — strips abilities
2. Noble Stand — gains you 2 life
3. Battle Cry — gives +0/+1
4. Dead-Iron Sledge — kills a creature
5. Dwindle — kills a creature
6. Shield of the Righteous — triggers

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

a nontoken creature attacks — 6,349 cards in Isperia the Inscrutable's colors can cause this (Isperia the Inscrutable is one).

When Isperia the Inscrutable attacks:

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

a creature deals combat damage — 6,349 cards in Isperia the Inscrutable's colors can cause this (Isperia the Inscrutable is one).

1. Antagonist Incorporator — When Isperia the Inscrutable deals combat damage, Antagonist Incorporator makes a token

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

a creature is cast — 6,370 cards in Isperia the Inscrutable's colors can cause this (Isperia the Inscrutable is one).

When Isperia the Inscrutable is cast:

1. God-Eternal Oketra — makes a token
2. Oketra's Monument — makes a token
3. Kozilek's Unsealing — makes 2 tokens
4. The Clone Saga — copies a spell
5. Quest for the Holy Relic — puts a quest counter on itself
6. Oltec Matterweaver — triggers
7. Pure Reflection — kills a Reflection
8. Flickering Hound — flickers a creature you control
9. Hazoret's Monument — draws and discards
10. Aether Barrier — makes a player sacrifice a permanent

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

a nontoken creature enters the battlefield — 6,535 cards in Isperia the Inscrutable's colors can cause this (Isperia the Inscrutable is one).

When Isperia the Inscrutable enters:

1. Angelic Sell-Sword — makes a token
2. Arni, Humble Scribe — untaps itself
3. Spirit Bonds — makes a token
4. Metastatic Evangel — proliferates
5. Minion Reflector — makes a token
6. Blessed Sanctuary — makes a token
7. Radiant Solar — triggers
8. Anafenza, Kin-Tree Spirit — puts a counter on a permanent
9. Overburden — triggers

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

a creature enters the battlefield — 7,093 cards in Isperia the Inscrutable's colors can cause this (Isperia the Inscrutable is one).

When Isperia the Inscrutable enters:

1. Ray Fillet, Wave Warrior — puts a counter on itself
2. Pollywog Prodigy — puts a counter on itself
3. Lunarch Veteran // Luminous Phantom — gains you 1 life
4. Daxos, Blessed by the Sun — gains you 1 life
5. Loran, Disciple of History — brings a card back
6. Blasting Station — untaps itself
7. Sage of the Falls — draws you 1 card
8. Sanctifier of Souls — gets +1/+1
9. Aetherstorm Roc — puts a counter on a permanent you control
10. Monkey Cage — sacrifices itself

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

anything enters the battlefield — 10,721 cards in Isperia the Inscrutable's colors can cause this (Isperia the Inscrutable is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When Isperia the Inscrutable enters, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself

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