best mtg commander decks for beginners Magic: The Gathering Starter Deck – First Flight (White-Blue) | Ready-to-Play Deck and Fans | Ages 13+ Starter Commander Decks (WeeklyMTG) :

You are saving a mana from the combination of Murder + Rampant Growth

Providing your creatures with +X/+X and Haste, Finale of Devastation can certainly be appropriately devastating

Then you have to consider the packs EV (expected value), but its really tedious to calculate

This is true even if it somehow gained its eighth +1/+1 counter after losing its abilities

Todays Naya Human decks are relatively high curved with full playsets of Huntmaster of the Fells and Restoration Angel among their creatures, but Experiment One would lead to a lower mana curve as it certainly doesnt want you to spend four mana for a two-power creature