Thinking about the potential here may be a tad optimistic, but it gets my Timmy heart pounding
In the spirit of saving you some time, heres my very first article featuring a deck tech for Commanders Herald
DISNEY LORCANA TRADING CARD GAME BY RAVENSBURGER STITCH COLLECTORS GIFT SET AZURITE SEA In this hit Disney Trading Card Game expansion, Stitch takes on the role of the "Alien Buccaneer." The set includes a card portfolio that holds 252 standard Lorcana cards, one foil card featuring Stitch as the "Alien Buccaneer", and four Azurite Sea booster packs that include 48 cards
The earliest that you can activate Sundial of the Infinite's ability is during your upkeep step, after abilities that trigger "at the beginning of your upkeep" have been put onto the stack but before they resolve
Consider adding cheap staple cards like Kodama's Reach, Cultivate, or something like Emergent Sequence, Greenseeker (it also discards you a creature that you can pick up with meren at the end of turn), Primal Growth (good sac outlet too), Dawntreader Elk, Deathsprout, Diligent Farmhand, Rampant Growth, and notable Yavimaya Elder
In fact, all of these cards are so good that every single one is in my Commander Cube (save for Tower of Fortunes and Loreseeker's Stone) as well as Abes Deck of Happiness and Joy