He'll sacrifice himself to take down your enemies if you ever spend more than eight mana on a single instant or sorcery, which sounds like a downside until you realize it makes every spell a copy of FireballFireball
Of course, the triggering technique not only has a long activation time, but also the hit rate is determined by the level of the opponent and yourself, so it is not as effective as you think
If you had the mana to play him and wanted a large creature that didn't need to kill your opponent on the spot, you played it, period
You can run 4 of these in a standard deck and for 4 mana you can get 28 life
I then export the card images, and make a new CSV file
Disney Lorcana TCG two-player starter sets include everything two players needs to play right out of the box