Paying that one-time cost protects you against any number of future harms, and you get to choose when you pay it instead of needing to always have mana ready in case your opponent acts
If your table is amenable to the deal that Tempt with Bunnies provides, you can draw up to four cards and create four 1/1 Rabbit tokens
My runner-up is Pantlaza, Sun-Favored, the face commander of The Lost Cavern of Ixalan Commander s Veloci-Ramp-Tor deck
The entering of an artifact token can help a lot of combos paired with cards like Magic's best turtle, Kappa Cannoneer
Now, the card at least gives you that bit of value regardless of whether you control other creatures or not
Composer of Spring Eidolon of Blossoms Eutropia the Twice-Favored Forgeborn Oreads Goldenhide Ox Humbler of Mortals Nessian Wanderer Nexus Wardens Nylea's Colossus Nyx Oakheart Dryads Protean Thaumaturge Sage of Mysteries Setessan Champion Setessan Skirmisher Shoal Kraken Strength from the Fallen Thassa's Devourer Triton Waverider Whitewater Naiads