Whether its saying (or screaming) certain words (as seen in some of the previous entries) so that an ability triggers or can be activated or having to do some kind of physical interaction with your card, Un-sets are very fond of these kinds of mechanics
Sure, she works best at the helm of spell slinger builds, or decks that want to copy key creatures like Dockside Extortionist or Combat Celebrant, but those are not the only builds shes suited to
This is less burdensome for Valakut, but the problem remains: you may get your mana perfectly but fail to actually do anything
Electrolyze Worst case scenario, youve got to send Electrolyze at your opponent's face to draw a card
Move to End Step where Thassas trigger will target to flicker the Archaeomancer
Illuna, Apex of Wishes $14.99 Illuna, Apex of Wishes could be the key payoff card that makes the mutate deck hum