edhseer Commander synergy, explained
Land — Cave
This land enters tapped.
Add {U}.
activated {T} — adds 1 mana
Add {U}.
activated {1}{U}, {T}, Exile seven cards from your graveyard —
activated {1}{U}, {T}, Exile seven cards from your graveyard — adds 1 mana
When you spend this mana to cast a spell or activate an ability, copy that spell or ability. You may choose new targets for the copy.
triggered — copies an ability
Causes: exile a card, anything leaves a graveyard, copy a spell.
Cares about: an activated ability to copy, a triggered ability to copy.
a Cave enters the battlefield — 18 cards in the game can cause this (Sunken Palace is one).
a Cave it grants abilities to — 21 cards in the game can cause this.
20 other cards cause it too. These are the ones with the most connections.
a spell is copied — 122 cards in the game can cause this (Sunken Palace is one).
When a spell is copied thanks to Sunken Palace:
a land it grants abilities to — 1,237 cards in the game can cause this.
1,233 other cards cause it too. These are the ones with the most connections.
a land enters the battlefield — 1,560 cards in the game can cause this (Sunken Palace is one).
When Sunken Palace enters:
199 other cards care about it too. These are the ones with the most connections.
anything is exiled — 2,497 cards in the game can cause this (Sunken Palace is one).
anything leaves a graveyard — 2,503 cards in the game can cause this (Sunken Palace is one).
When Sunken Palace leaves a graveyard:
13 other cards care about it too. These are the ones with the most connections.