While Esper is famous for control, it offers plenty of versatility, supporting strategies like artifact synergy, reanimator combos, pillowfort tactics, and more
Likewise, you can search your library for a creature card to get Umara Wizard into your hand, but you can't search for a land to get Umara Skyfalls into your hand
Fans of fast, aggressive strategies could enjoy Blacephalon-GX / Naganadel, but those who preferred an emphasis on Bench damage could choose Buzzwole-GX / Lycanroc-GX / Alolan Ninetales-GX instead
Or maybe it got sold privately for a different price entirely, who knows
1) You can cast it before you die If your meta is fast and all your wipes are five-plus mana, you do not have a wipe package