Funnily enough, it's never really been an important factor in Commander
It just takes practice and plenty of testing
If you manage to do all four in a single turn, you can also transform Avatar Aang into Aang, Master of Elements a flying creature that reduces spell costs significantly, and lets you transform back for life gain, card draw, counters, and damage
One of the tournaments judges told Dicebreaker that there was zero food and drink available, with food trucks outside sporting lines of 50-plus people at a time
To determine a spell's total cost, start with the mana cost (or an alternative cost if another card's effect allows you to pay one instead), add any cost increases (such as multikicker), then apply any cost reductions
Legendary Planeswalker Minsc3 When Minsc & Boo enters and at the beginning of your upkeep, you may create Boo, a legendary 1/1 red Hamster creature token with trample and haste