If youre okay with your cards being just very secure instead of on maximum lockdown, the Card Guardian is an affordable and effective option
Con: Pretty light on card draw outside of Lord Windgrace, so you'll have games where you ramp a bunch, play one or two threats that die, and then sit there empty-handed for a few turns while everyone else is playing Magic
Read More: Commander Challenge Dragon Throne of Tarkir Lolth, Spider Queen Lolth, Spider Queen may not be the most powerful of cards to come from Adventures in the Forgotten Realms, but its sure to be one of the most flavorful from the set
These Arena Starter decks are balanced and primed for upgrades
And it makes Cabal Coffers cost one less
Speaking of characters that can shift, Sisu, Empowered Sibling is a very solid character that can turn a game in a single turn