edhseer Commander synergy, explained
Legendary Creature — Hydra
Mana cost: {3}{G}{G}{G}
Vigilance
Hydra spells you cast cost {4} less to cast.
static — costs 4 less
Whenever a creature you control becomes the target of a spell, Gargos fights up to one target creature you don't control.
triggered —
What a deck led by this card wants
Causes: a creature deals noncombat damage.
Cares about: a Hydra creature it makes cheaper to cast, a Hydra artifact it makes cheaper to cast, a Hydra enchantment it makes cheaper to cast, a Hydra planeswalker it makes cheaper to cast, a Hydra instant it makes cheaper to cast, a Hydra sorcery it makes cheaper to cast, a Hydra battle it makes cheaper to cast.
hits creature — 2,298 cards in the game can cause this (Gargos is one).
9 other cards care about it too. These are the ones with the most connections.
a creature deals noncombat damage — 1,420 cards in the game can cause this (Gargos is one).
When Gargos, Vicious Watcher deals noncombat damage:
12 other cards care about it too. These are the ones with the most connections.
anything deals noncombat damage — 3,068 cards in the game can cause this (Gargos is one).
When Gargos, Vicious Watcher deals noncombat damage:
36 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 (Gargos is one).
When Gargos, Vicious Watcher attacks:
113 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 (Gargos is one).
When Gargos, Vicious Watcher attacks:
184 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 (Gargos is one).
When Gargos, Vicious Watcher blocks:
26 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 (Gargos is one).
When Gargos, Vicious Watcher enters:
314 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 (Gargos is one).
42 other cards care about it too. These are the ones with the most connections.