Putting the deck together requires you to determine how your mana will be able to cast spells and summon creatures, so limiting yourself to two or three colours is a good place to start
If you cast it without a Time Vault, you could go find it and threaten to take infinite turns, next turn
@Neutral also was very helpful with his recommendations

$22.99 Tifa, Martial Artist (0188 - Extended Art) Final Fantasy Commander Decks Variants $15.99 Lulu, Stern Guardian (0143 - Extended Art) Final Fantasy Commander Decks Variants $4.99 Yuffie, Materia Hunter (0158 - Extended Art) Final Fantasy Commander Decks Variants $14.99 Vincent, Vengeful Atoner (0157 - Extended Art) Final Fantasy Commander Decks Variants $5.99 Professor Hojo (0161 - Extended Art) Final Fantasy Commander Decks Variants $12.99 Cid, Freeflier Pilot (0131 - Extended Art) Final Fantasy Commander Decks Variants $3.49 Barret, Avalanche Leader (0166 - Extended Art) Final Fantasy Commander Decks Variants $16.99 Aerith, Last Ancient (0163 - Extended Art) Final Fantasy Commander Decks Variants $7.99 Alphinaud Leveilleur (0140 - Extended Art) Final Fantasy Commander Decks Variants $24.99 Sephiroth, Fallen Hero (0182 - Extended Art) Final Fantasy Commander Decks Variants $8.99 Cait Sith, Fortune Teller (0151 - Extended Art) Final Fantasy Commander Decks Variants $5.99 Elena, Turk Recruit (0133 - Extended Art) Final Fantasy Commander Decks Variants 0 results found

Dinner Bell wouldnt make most of my Sealed Decks either, as its only useful in the very late game