Overall, Baobaboon might not see much competitive play now, but it was integral to some formats about 10 years ago
Creatures and artifacts are among the easiest permanents to remove, and if all of your removal is on ETB creatures, then youre just weak to that effect
Wizards had only officially started supporting the format a few years before and didn't really know how to design for the format, which led to a string of super-overpowered mechanics and cards
Limited is a format made of Magic: The Gathering's drafts or sealed, where players build decks on the spot by using cards from booster packs
Grim Flayer also gets +2/+2 when the conditions for the Delirium mechanic are met
Here are the cards: Pokmon Scyther Yanma Yanmega Carnivine Serperior V Serperior VSTAR Petilil Hisuian Lilligant Radiant Tsareena Zarude Calyrex Growlithe Arcanine Entei Reshiram V Fennekin Braixen Delphox Volcanion Salandit Salazzle Alolan Vulpix V Alolan Vulpix VSTAR Articuno Wailmer Wailord Feebas Milotic Luvdisc Kyogre Radiant Alakazam Exeggcute Exeggutor Jynx Mewtwo Ralts Kirlia Gardevoir Mawile V Mawile VSTAR Espurr Meowstic Tapu Lele Scizor Radiant Jirachi Klink Klang Klinklang Pawniard Bisharp Magearna V Zacian Zamazenta Smeargle Ho-Oh V Swablu Altaria Chatot Trainer If you are on a PC, you can try to Right-Click the Image and choose 'Open Image in New Tab' for the bigger picture