edhseer Commander synergy, explained
Instant
Mana cost: {2}{U}
Look at the top four cards of your library. Put one of them into your hand and the rest into your graveyard.
on-cast — puts cards into your hand
on-cast — mills a card
Counter target spell unless its controller pays {4}.
on-cast —
Causes: you face a dilemma, mill a card, counter a spell.
Cares about: nothing.
you face a dilemma — 739 cards in the game can cause this (Confounding Riddle is one).
When Confounding Riddle poses a dilemma:
an instant is cast — 3,931 cards in the game can cause this (Confounding Riddle is one).
When Confounding Riddle is cast:
427 other cards care about it too. These are the ones with the most connections.
a card in a graveyard — 7,589 cards in the game can cause this (Confounding Riddle is one).
434 other cards care about it too. These are the ones with the most connections.
anything goes to a graveyard — 7,589 cards in the game can cause this (Confounding Riddle is one).
When a card hits the graveyard thanks to Confounding Riddle:
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 (Confounding Riddle is one).
When Confounding Riddle is cast:
5 other cards care about it too. These are the ones with the most connections.