edhseer Commander synergy, explained
Creature — Rat Berserker
Mana cost: {1}{B}
This creature gets +1/+0 for each other Rat you control.
static — gives +1/+0 for each other Rat you control
Whenever you attack with one or more Rats, if there are seven or more cards in your graveyard, you may pay {2}{B}. If you do, return this card from your graveyard to the battlefield tapped and attacking.
triggered — brings a card back
Causes: put anything onto the battlefield, anything leaves a graveyard.
Cares about: a Rat attacks, a Rat you control, a card in a graveyard.
a Rat attacks — 162 cards in the game can cause this.
152 other cards cause it too. These are the ones with the most connections.
a Rat enters the battlefield — 186 cards in the game can cause this (Persistent Marshstalker is one).
When Persistent Marshstalker enters:
1 other card cares about it too. These are the ones with the most connections.
a Berserker attacks — 214 cards in the game can cause this (Persistent Marshstalker is one).
a creature leaves a graveyard — 1,302 cards in the game can cause this (Persistent Marshstalker is one).
When Persistent Marshstalker leaves a graveyard:
3 other cards care about it too. These are the ones with the most connections.
anything leaves a graveyard — 2,503 cards in the game can cause this (Persistent Marshstalker is one).
When Persistent Marshstalker leaves a graveyard:
13 other cards care about it too. These are the ones with the most connections.
put a card into a graveyard — 7,589 cards in the game can cause this.
7,579 other cards cause it too. These are the ones with the most connections.
anything attacks — 17,934 cards in the game can cause this (Persistent Marshstalker is one).
When Persistent Marshstalker 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 (Persistent Marshstalker is one).
When Persistent Marshstalker 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 (Persistent Marshstalker is one).
When Persistent Marshstalker blocks:
21 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 (Persistent Marshstalker is one).
When Persistent Marshstalker attacks:
a creature enters the battlefield — 19,800 cards in the game can cause this (Persistent Marshstalker is one).
When Persistent Marshstalker 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 (Persistent Marshstalker is one).
39 other cards care about it too. These are the ones with the most connections.