edhseer Commander synergy, explained
Instant
Mana cost: {3}{U}
Search your library for an instant card or a card with flash, reveal it, put it into your hand, then shuffle.
on-cast — searches a library
on-cast —
Flashback {5}{B}
Causes: search instant , shuffle a library.
Cares about: nothing.
an instant is cast — 3,931 cards in the game can cause this (Mystical Teachings is one).
When Mystical Teachings 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 (Mystical Teachings is one).
When Mystical Teachings is cast:
5 other cards care about it too. These are the ones with the most connections.