Let's help spice up our Magic games by taking the other role and honing the most important ability of every self-respecting, moustache-twirling malefactor: setting up villainous choices to make the good guys sweat
You can do a single effect that neither can do by itself but can do when the colors overlap (black-green destroying a permanent is a good example)
An effect may refer to a card, spell, or permanent that "has an Adventure." This refers to a card, spell, or permanent that has an adventurer card's set of alternative characteristics, even if they're not being used and even if that card was never cast as an Adventure
Narset's Reversal can copy any instant or sorcery spell, not just one with targets
Instant Color tag templates(None) Chill of the Grave This spell costs less to cast if you control a Zombie
You may cast them this turn