The only way to discover a secret mission is to actually complete it, as only then is it flagged and you get the rewards attached
You can then choose a legendary creature with a mana cost equal to that card, creating a token copy of your choice and giving it haste until end of turn
Path of the Pyromancer Dont let the weird Planechase text distract you, Path of the Pyromancer really slaps
Raffine's attack trigger therefore has so many applications, including generating a ton of triggers for Hashaton, Scarab's FistHashaton, Scarab's Fist in a creature-heavy deck, supercharging Temmet, Naktamun's WillTemmet, Naktamun's Will's Zombie Glorious AnthemGlorious Anthem static ability, and helping Elenda and AzorElenda and Azor create a bunch of tokens
Slickshot Lockpicker also offers some incentive to plot it over casting it, in that plotting it means that youll have more mana to flashback a bigger spell