While there might be better options for healing in the game, Venusaur ex is an intriguing option because of its ability to cause status effects
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Its attacks are nice and perfect to fit into any deck due to its versatility in being a colorless type: Rule the Region (for three colorless energies) has a base 200 damage and can recharge up to 3 energies from your deck for your Pokmon -V as you wish, being extremely powerful, compensating any steep Pokmon (like Gengar-VMax, Lucario-VStar, etc) and/or speeding up other more versatile Pokmon
This event runs for two weeks, from November 29 to December 13, 2024
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Recognizing which phase you are in tells you whether a given counter is worth spending now or saving for a more important attack later, and that awareness is what turns a pile of counter cards into actual defensive skill