edhseer Commander synergy, explained
Enchantment
Mana cost: {2}{B}
At the beginning of your upkeep, repeat the following process for each opponent in turn order. Reveal the top card of your library. That player may pay life equal to that card's mana value. If they do, exile that card. Otherwise, put it into your hand.
triggered — puts cards into your hand
Causes: nothing.
Cares about: an upkeep.
an enchantment is cast — 3,673 cards in the game can cause this (Protection Racket is one).
When Protection Racket is cast:
255 other cards care about it too. These are the ones with the most connections.
a nontoken enchantment enters the battlefield — 3,691 cards in the game can cause this (Protection Racket is one).
an enchantment enters the battlefield — 3,743 cards in the game can cause this (Protection Racket is one).
When Protection Racket enters:
59 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 (Protection Racket is one).
20 other cards care about it too. These are the ones with the most connections.