edhseer Commander synergy, explained
Instant
Mana cost: {X}{B}{B}
Target opponent exiles the top X cards of their library face down. You may look at and play those cards for as long as they remain exiled. If you cast a spell this way, you may spend mana as though it were mana of any type to cast it.
on-cast —
on-cast —
Causes: exile a card, cast anything.
Cares about: nothing.
anything is exiled — 2,497 cards in the game can cause this (Outrageous Robbery is one).
an instant is cast — 3,931 cards in the game can cause this (Outrageous Robbery is one).
When Outrageous Robbery is cast:
427 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 (Outrageous Robbery is one).
When Outrageous Robbery is cast:
5 other cards care about it too. These are the ones with the most connections.