edhseer Commander synergy, explained
Creature — Angel
Mana cost: {3}{W}{W}
Flying
Whenever this creature attacks, put a +1/+1 counter on it.
triggered — puts a counter on it
Angel spells and Human spells you cast cost {1} less to cast for each +1/+1 counter on this creature.
static — costs less
Causes: put a counter on anything.
Cares about: an Angel creature it makes cheaper to cast, a Human creature it makes cheaper to cast, an Angel artifact it makes cheaper to cast, a Human artifact it makes cheaper to cast, an Angel enchantment it makes cheaper to cast, a Human enchantment it makes cheaper to cast, an Angel planeswalker it makes cheaper to cast, a Human planeswalker it makes cheaper to cast, an Angel instant it makes cheaper to cast, a Human instant it makes cheaper to cast, an Angel sorcery it makes cheaper to cast, a Human sorcery it makes cheaper to cast, an Angel battle it makes cheaper to cast, a Human battle it makes cheaper to cast.
an Angel enters the battlefield — 354 cards in the game can cause this (Herald of War is one).
When Herald of War enters:
an Angel creature it makes cheaper to cast — 357 cards in the game can cause this (Herald of War is one).
Herald of War reduces what:
354 other cards care about it too. These are the ones with the most connections.
a creature gets a counter — 2,691 cards in the game can cause this (Herald of War is one).
When Herald of War gets a counter:
36 other cards care about it too. These are the ones with the most connections.
anything gets a counter — 4,415 cards in the game can cause this (Herald of War is one).
9 other cards care about it too. These are the ones with the most connections.
anything attacks — 17,934 cards in the game can cause this (Herald of War is one).
When Herald of War attacks:
283 other cards care about it too. These are the ones with the most connections.
a creature attacks — 17,934 cards in the game can cause this (Herald of War is one).
When Herald of War attacks:
338 other cards care about it too. These are the ones with the most connections.
a creature blocks — 17,934 cards in the game can cause this (Herald of War is one).
When Herald of War blocks:
37 other cards care about it too. These are the ones with the most connections.
a nontoken creature attacks — 17,934 cards in the game can cause this (Herald of War is one).
When Herald of War attacks:
a creature enters the battlefield — 19,800 cards in the game can cause this (Herald of War is one).
When Herald of War enters:
959 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 (Herald of War is one).
323 other cards care about it too. These are the ones with the most connections.