Artifact Color tag templates(None) Ensnaring Bridge Creatures with power greater than the number of cards in your hand can't attack
Other takes on this strategy have centered on Brain in a Jar, which has the disadvantage that it can be slow to get going late, but its advantage, in addition to not being an enchantment, is that it has an interesting combination with Days Undoing that allows you to cast Days Undoing on your opponents turn, skipping the end the turn clause, which means that the Days Undoing ends up in your graveyard
As for commanders, youre spoiled for choice
While only 7 players earned an entry card, 8 of these cards seem to exist
Anointed Procession Roaming Throne Mondrak, Glory Dominus Ocelot Pride That covers our run-through of the options for putting an Arna Kennerd, Skycaptain deck together
All Spells is an incredibly powerful deck thats often very unfun to play against