edhseer Commander synergy, explained
Instant
Mana cost: {1}{U}
Target creature you control gains hexproof until end of turn. Untap that creature. Until end of turn, it becomes a copy of up to one other target creature.
on-cast — grants a keyword
on-cast — untaps a permanent
on-cast — copies a permanent
Causes: untap a creature, copy a creature.
Cares about: nothing.
a creature untaps — 519 cards in the game can cause this (Fleeting Reflection is one).
an instant is cast — 3,931 cards in the game can cause this (Fleeting Reflection is one).
When Fleeting Reflection is cast:
427 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 (Fleeting Reflection is one).
When Fleeting Reflection is cast:
5 other cards care about it too. These are the ones with the most connections.