edhseer Commander synergy, explained
Creature — Human Assassin
Mana cost: {R}{W}
Equipment spells you cast cost {1} less to cast.
static — costs 1 less
Equip abilities you activate cost {1} less to activate.
static — costs {1} less
Causes: nothing.
Cares about: an Equipment creature it makes cheaper to cast, an Equipment artifact it makes cheaper to cast, an Equipment enchantment it makes cheaper to cast, an Equipment planeswalker it makes cheaper to cast, an Equipment instant it makes cheaper to cast, an Equipment sorcery it makes cheaper to cast, an Equipment battle it makes cheaper to cast.
an Assassin deals combat damage — 212 cards in the game can cause this (Bureau Headmaster is one).
When Bureau Headmaster deals combat damage:
an Assassin attacks — 212 cards in the game can cause this (Bureau Headmaster is one).
When Bureau Headmaster attacks:
a Human enters the battlefield — 4,639 cards in the game can cause this (Bureau Headmaster is one).
When Bureau Headmaster enters:
2 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 (Bureau Headmaster is one).
When Bureau Headmaster attacks:
115 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 (Bureau Headmaster is one).
When Bureau Headmaster attacks:
199 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 (Bureau Headmaster is one).
When Bureau Headmaster blocks:
19 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 (Bureau Headmaster is one).
When Bureau Headmaster attacks:
a creature deals combat damage — 17,934 cards in the game can cause this (Bureau Headmaster is one).
When Bureau Headmaster deals combat damage:
205 other cards care about it too. These are the ones with the most connections.
a creature is cast — 18,010 cards in the game can cause this (Bureau Headmaster is one).
90 other cards care about it too. These are the ones with the most connections.
a creature enters the battlefield — 19,800 cards in the game can cause this (Bureau Headmaster is one).
When Bureau Headmaster enters:
303 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 (Bureau Headmaster is one).
51 other cards care about it too. These are the ones with the most connections.