edhseer Commander synergy, explained
Creature — Phyrexian Sphinx
Mana cost: {3}{U}{U}
Flying
As an additional cost to cast blue permanent spells, you may pay 2 life. Those spells cost {U} less to cast if you paid life this way. This effect reduces only the amount of blue mana you pay.
static — costs {U} less
Whenever you cast a blue permanent spell, draw a card.
triggered — draws you 1 card
Causes: draw a card.
Cares about: an artifact is cast, a battle is cast, a creature is cast, an enchantment is cast, a planeswalker is cast, a creature it makes cheaper to cast, an artifact it makes cheaper to cast, an enchantment it makes cheaper to cast, a planeswalker it makes cheaper to cast, a battle it makes cheaper to cast.
cast a battle — 100 cards in the game can cause this.
90 other cards cause it too. These are the ones with the most connections.
a Sphinx attacks — 144 cards in the game can cause this (Defiler of Dreams is one).
a Sphinx enters the battlefield — 149 cards in the game can cause this (Defiler of Dreams is one).
cast a planeswalker — 361 cards in the game can cause this.
351 other cards cause it too. These are the ones with the most connections.
a Phyrexian attacks — 495 cards in the game can cause this (Defiler of Dreams is one).
a nontoken Phyrexian enters the battlefield — 496 cards in the game can cause this (Defiler of Dreams is one).
a Phyrexian enters the battlefield — 524 cards in the game can cause this (Defiler of Dreams is one).
cast an enchantment — 3,673 cards in the game can cause this.
3,663 other cards cause it too. These are the ones with the most connections.
cast an artifact — 3,683 cards in the game can cause this.
3,673 other cards cause it too. These are the ones with the most connections.
a card is drawn — 3,815 cards in the game can cause this (Defiler of Dreams is one).
When Defiler of Dreams makes a player draw a card:
57 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 (Defiler of Dreams is one).
When Defiler of Dreams attacks:
496 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 (Defiler of Dreams is one).
When Defiler of Dreams attacks:
871 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 (Defiler of Dreams is one).
When Defiler of Dreams blocks:
132 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 (Defiler of Dreams is one).
When Defiler of Dreams attacks:
a creature it makes cheaper to cast — 19,392 cards in the game can cause this.
19,389 other cards care about it too. These are the ones with the most connections.
a creature it boosts — 19,392 cards in the game can cause this.
19,383 other cards cause it too. These are the ones with the most connections.
a creature it grants abilities to — 19,392 cards in the game can cause this.
19,389 other cards cause it too. These are the ones with the most connections.
a creature it applies animate to — 19,392 cards in the game can cause this.
19,391 other cards cause it too. These are the ones with the most connections.
a creature it grants types to — 19,392 cards in the game can cause this.
19,389 other cards cause it too. These are the ones with the most connections.
a creature it applies speed increase to — 19,392 cards in the game can cause this.
19,391 other cards cause it too. These are the ones with the most connections.
a creature it applies extra combat to — 19,392 cards in the game can cause this.
19,391 other cards cause it too. These are the ones with the most connections.
a creature enters the battlefield — 19,800 cards in the game can cause this (Defiler of Dreams is one).
When Defiler of Dreams enters:
3,031 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 (Defiler of Dreams is one).
688 other cards care about it too. These are the ones with the most connections.