Theres one other category of cards that I think is worth covering: Shapeshifters
Its likely that Assure will gain a bunch of value in a post- Ixalan world, but in the meantime, well have to settle for one of the most powerful combat tricks in the format, with a cheaper combat trick thrown in for backdoor purposes

$9.99 Kassandra, Eagle Bearer (0148 - Showcase) Universes Beyond: Assassin's Creed Variants $2.49 Layla Hassan (0127 - Showcase) Universes Beyond: Assassin's Creed Variants $4.99 Achilles Davenport (Starter Kit) Universes Beyond: Assassin's Creed $11.99 Ezio, Blade of Vengeance (Starter Kit Foil) Universes Beyond: Assassin's Creed $2.49 Evie Frye (0129 - Showcase) Universes Beyond: Assassin's Creed Variants $4.49 Senu, Keen-Eyed Protector (0128 - Showcase) Universes Beyond: Assassin's Creed Variants $1.49 Jacob Frye (0132 - Showcase) Universes Beyond: Assassin's Creed Variants $15.99 Ezio Auditore da Firenze (0131 - Showcase) Universes Beyond: Assassin's Creed Variants $12.99 Altair Ibn-La'Ahad (0137 - Showcase) Universes Beyond: Assassin's Creed Variants $0.49 Adewale, Breaker of Chains (0136 - Showcase) Universes Beyond: Assassin's Creed Variants $1.99 Aya of Alexandria (0140 - Showcase) Universes Beyond: Assassin's Creed Variants $3.99 Bayek of Siwa (0142 - Showcase) Universes Beyond: Assassin's Creed Variants 0 results found

Enchantment Subtypes Like artifacts, enchantment subtypes can affect how the card functions
Up the Beanstalk : this efficient card draw engine for slower decks just provides too much advantage - it's banned in Modern, and now it's banned in Standard