Time will tell if this new price is here to stay, or if it's a flash in the pan
You could also go a tokens route, generating tokens for casting non-creature spells, and using effects like Impact Tremors to kill opponents and keep your hand topped up
If a card was played in a tournament more frequently, the cost of the card would be higher, in addition to the market availability of the card
How to Determine the Converted Mana Cost of a Card In Magic: The Gathering With the exception of visual reminder cards, such as the Monarchy token or planeswalker emblems, all Magic cards have a converted mana cost, including tokens (whether creatures or not) and all lands
Here is a sample deck list if you do not know where to go from here
In that kind of deck, the trigger is basically an ETB ability, and you're virtually always going to draw a card off the trigger