You need to control the sources that dealt damage only at the times when they dealt damage
From the Fire, a Legend Rises One of the most beloved of those original 151 Pokmon was the cover character for Pocket Monsters: Red and Pokmon Red, Charizard
Katara, Waterbending Master rewards you like Sanctum of Calm Waters where the first counter gets you to a loot, but after that is pure card draw
These products are quickly being snatched up at local game shops
People like to buy boxes to crack lots of packs, have higher chances of finding that special rare or mythic they need, or play Limited
Draw Punishers These are the decks bread and butter, the cards that take that long list of forced draw effects and translate them into a win condition