For one, tons of unopened product changes hands multiple times before it ever gets opened, if it ever gets opened at all, leaving its final owner on the hook for the actions of all previous handlers
They're not really my favorite creature type in Magic, but they are fun
With a Retreat Cost of one and Psychic only costing two Energy to perform, this Move can be set up quickly if your opponent is trying to use Energy acceleration
At the cost of three life, you can give any creature spell you cast haste
My goal is to see a Polyraptor turn into a dozen Polyraptors, or a Ripjaw Raptor draw me a boatload of cards
Mono-colored can be just as powerful, though, so these may also be worth tweaking if youre partial to a specific color and its unique mechanics and synergistic opportunities