edhseer Commander synergy, explained
Sorcery
Mana cost: {2}{R}
Up to three target creatures can't block this turn. Destroy any of them that are Walls.
on-cast — restricts attacking or blocking
on-cast —
Causes: a Wall is put into a graveyard from the battlefield.
Cares about: nothing.
a sorcery is cast — 3,720 cards in the game can cause this (Blow Your House Down is one).
When Blow Your House Down is cast:
424 other cards care about it too. These are the ones with the most connections.
a permanent is put into a graveyard from the battlefield — 5,057 cards in the game can cause this (Blow Your House Down is one).
7 other cards care about it too. These are the ones with the most connections.
a card in a graveyard — 7,589 cards in the game can cause this (Blow Your House Down is one).
Blow Your House Down:
434 other cards care about it too. These are the ones with the most connections.
anything goes to a graveyard — 7,589 cards in the game can cause this (Blow Your House Down is one).
When a Wall hits the graveyard thanks to Blow Your House Down:
3 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 (Blow Your House Down is one).
When Blow Your House Down is cast:
5 other cards care about it too. These are the ones with the most connections.