edhseer Commander synergy, explained
Land
Add {C}.
activated {T} — adds 1 mana
Add one mana of any color.
activated {1}, {T} — adds 1 mana
Target legendary creature gains menace until end of turn. Activate only as a sorcery.
activated {1}, {T} — grants a keyword
Causes: nothing.
Cares about: nothing.
a land enters the battlefield — 1,560 cards in the game can cause this (Daily Bugle Building is one).
When Daily Bugle Building enters:
199 other cards care about it too. These are the ones with the most connections.