edhseer Commander synergy, explained
Instant
Mana cost: {W}
Target creature gets +2/+2 until end of turn. If it's an enchantment creature or legendary creature, instead put a +1/+1 counter on it and it gets +1/+1 until end of turn.
on-cast — gives +2/+2
on-cast — puts counters on it
on-cast — gives +1/+1
Causes: put a counter on anything.
Cares about: nothing.
an instant is cast — 3,931 cards in the game can cause this (Regent's Authority is one).
When Regent's Authority is cast:
427 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 (Regent's Authority is one).
7 other cards care about it too. These are the ones with the most connections.
anything is cast — 31,128 cards in the game can cause this (Regent's Authority is one).
When Regent's Authority is cast:
5 other cards care about it too. These are the ones with the most connections.