Overall, Cleffa might not be as popular as it once was, but it is still a great option for decks looking to find a bit of extra consistency
I touch on all of the key rules for the game, and there are plenty of in-depth tutorials available if you want to get more in-depth There are three main card types: Pokmon, Energy, and Trainers
Must be Special Summoned (from your hand) by sending 3 face-up Continuous Spells you control to the GY
Over the course of goldfishing a hundred or so hands with random decks online, I noticed that I was unable to hit four colorless mana by turn four way more often than I would have thought, and by and large this seemed to be due to a dearth of both lands and mana rocks in the decks I was testing
Number 6 may be one of the best burn cards ever printed, burning your opponent for half of their overall life points
Ugins Nexus is a nice way to take an extra turn in our colors, but Im also pointing it out to clarify something: there is no way to take two extra turns with this card and Osgir without doing convoluted things with Mirror Gallery that just arent worth the effort