G3 Wysteria meets her ugly weed enemy from "The Princess Promenade and this time she's making sure it goes down for good. The card's info says: CIOH-EN056: Weed Extermination Continuous Trap Once per turn: You can destroy all Level 3 or lower Plant-Type monsters on the field. While this card is face-up on the field, Level 3 or lower Plant-Type monsters cannot be Summoned. You must control "My Little Pony Wysteria" to activate and to resolve this effect. Rare
