yugioh card effects meaning Trigger Effect | Yu-Gi-Oh! Wiki

In this comprehensive guide, we'll explore the 15 most popular and valuable cards from Prismatic Evolutions, examining what makes them special and why they deserve a place in your collection

Once during your turn (before your attack), if this Pokmon is on your Bench, you may switch this Pokmon with your Active Pokmon

Yes, Necropolis Regent has a huge draw here with the sheer volume of counters that could be produced, but it requires a lot of things to go right like having an unblocked board and some way to meet the three Black requirement (which proves challenging in multicolored decks)

This attack does 30 more damage for each Colorless in your opponent's Active Pokmon's Retreat Cost

I recommend starting with the video below