edhseer Commander synergy, explained
Artifact
Mana cost: {5}
Whenever you draw a card, exile the top card of your library face down.
triggered —
At the beginning of your upkeep, you may exile all cards from your hand face down. If you do, put all other cards you own exiled with this artifact into your hand.
triggered —
Causes: exile a card.
Cares about: a card is drawn, an upkeep.
anything is exiled — 2,497 cards in the game can cause this (Moonring Mirror is one).
an artifact is cast — 3,683 cards in the game can cause this (Moonring Mirror is one).
When Moonring Mirror is cast:
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 (Moonring Mirror is one).
When Moonring Mirror enters:
draw a card — 3,815 cards in the game can cause this.
3,807 other cards cause it too. These are the ones with the most connections.
an artifact enters the battlefield — 4,643 cards in the game can cause this (Moonring Mirror is one).
When Moonring Mirror enters:
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 (Moonring Mirror is one).
When Moonring Mirror enters:
38 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 (Moonring Mirror is one).
When Moonring Mirror is cast:
10 other cards care about it too. These are the ones with the most connections.