I cant finish the task for less than 3 rarity at the Venusaur event

PsstChenong

i have this deck

2 ponyta

2 rapidash

2 vulpix

2 ninetails

1 magmar

2 prof

2 pokeball

2 xspeed

1 potion

2 blaine

1 sabrina

1 giovanni

I won more than 5 times with this deck but I cant finish this task in the checklist for some reason. Am I missing something? It’s all less than 3 rarity