edhseer Commander synergy, explained
Creature — Siren Pirate
Mana cost: {2}{U}{U}
Convoke
Flying, vigilance
When this creature enters, put a flying counter on each creature that convoked it.
triggered — puts counters on it
Causes: put a counter on a creature.
Cares about: nothing.
a Pirate deals combat damage — 223 cards in the game can cause this (Zephyr Singer is one).
1 other card cares about it too. These are the ones with the most connections.
a Pirate attacks — 223 cards in the game can cause this (Zephyr Singer is one).
a Pirate enters the battlefield — 231 cards in the game can cause this (Zephyr Singer is one).
When Zephyr Singer enters:
a creature gets a counter — 2,691 cards in the game can cause this (Zephyr Singer is one).
When a creature gets a counter thanks to Zephyr Singer:
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 (Zephyr Singer is one).
8 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 (Zephyr Singer is one).
When Zephyr Singer 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 (Zephyr Singer is one).
When Zephyr Singer attacks:
180 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 (Zephyr Singer is one).
When Zephyr Singer blocks:
18 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 (Zephyr Singer is one).
When Zephyr Singer attacks:
a creature deals combat damage — 17,934 cards in the game can cause this (Zephyr Singer is one).
When Zephyr Singer deals combat damage:
194 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 (Zephyr Singer is one).
When Zephyr Singer enters:
302 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 (Zephyr Singer is one).
42 other cards care about it too. These are the ones with the most connections.