Magic Spells The bread and butter of FINAL FANTASY's magic is white magic and black magic
Esper Valigarmanda is a strong saga for spellslinger decks, and for decks that have ways to spend excess mana (on artifacts or abilities
It is amazing against Hammertime, Rhinos or Hardened Scales, but these decks are not as popular now as they were a few months ago, and so I think its not the best time to be packing a lot of Engineered Explosives into the sideboards
Exile any number of target spells
If you want to play classic stompy deck, try this commander out
Urza's Command can drop the power of other player's dorks out of nowhere, make a Powerstone, make a tapped Construct token to win the game, and then scry and draw, so I think that the Construct and scry and card draw are the default here, and that's pretty good for four mana instant speed