SAR artwork is typically borderless (the illustration bleeds to all four edges of the card) and pairs a gold foil rarity stamp with a full textured foil treatment across the illustration
You could also go down the group hug route with cards like Rites of Flourishing and Ghirapur Orrery
4 Rhystic Study By Serena Malyon - $70.73 Wilds Of Eldraine: Enchanting Tales, #25 Martime vibes are all the rage in this depiction of merfolk by Serena Malyon
When Primite Dragon Ether Beryl is Normal Summoned, its effect can set 1 Primite Spell/Trap from deck, which could be Primite Lordly Lode if you didnt open with it, or Primite Drillbeam as a disruption during the opponents turn
[-7]: You get an emblem with At the beginning of combat on your turn, put three +1/+1 counters on target artifact you control
As the name of the card suggests, it depicts Lillie's Clefair