Hand size doesn't matter for the "Program" zone, and unless some other card was already modifying hand sizes, even with The Grand Calcutron in play, a player's hand size would be their starting hand size
Sarinth Greatwurm I was very underwhelmed when I first saw Sarinth Greatwurm
Of course, this synergy costs an infinite amount of mana (nine total to go through the loop), which means it's probably not good enough, even considering that Yorion's blink synergizes with most battles, but the slight possibility of this mattering keeps Invasion of Xerex from F-tier
Jungle Barrier is also strong, even though it costs twice as much
Unlike its peers, Dryad Arbor enters play as a creature and stays that way as long as it lives, with no animation cost required
Im going to be honest, Draftsim is a great starting point if youre inexperienced with Limited