Neriv, Heart of the Storm Neriv, Heart of the Storm provides a unique payoff that rewards you for having hasty creatures
This does come at the cost of having to exile 3 cards in addition to the mana cost of the card
Merchandise for your tour should do the same
With the demonstrate trigger, Creative Technique can be a double impulse draw for you and a single one for an opponent
Also, since most of these cards are cheap, other cards like Monastery Mentor or Young Pyromancer have the potential to generate tokens from cheap spells, while others like Shark Typhoon can serve as win conditions on their own
An unfortunate misfire of a Commander when compared to Anowon, the Ruin Thief, but not an unexpected one