edhseer Commander synergy, explained
Sorcery
Mana cost: {3}{G}{G}{G}
Look at the top five cards of your library. You may put up to two permanent cards with mana value 5 or less from among them onto the battlefield. Put the rest on the bottom of your library in a random order.
on-cast —
Flashback {7}{G}{G}{G}
Causes: put a permanent onto the battlefield.
Cares about: nothing.
a permanent enters the battlefield — 152 cards in the game can cause this (Storm the Festival is one).
When a permanent enters thanks to Storm the Festival:
11 other cards care about it too. These are the ones with the most connections.
a sorcery is cast — 3,720 cards in the game can cause this (Storm the Festival is one).
When Storm the Festival is cast:
424 other cards care about it too. These are the ones with the most connections.
anything that is not a token enters the battlefield — 25,747 cards in the game can cause this (Storm the Festival is one).
anything enters the battlefield — 26,499 cards in the game can cause this (Storm the Festival is one).
16 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 (Storm the Festival is one).
When Storm the Festival is cast:
5 other cards care about it too. These are the ones with the most connections.