In general, the deck is looking to survive the first few turns by stopping others win attempts, then grind value with creatures or powerful enchantments like NecropotenceNecropotence until it's acquired enough mana and cards to go for a win, often at instant speed
In EDH, there are decks that are crying for another copy of Impact Tremors, and Warleader's Call is it
We have a callback to this in Time Spiral with Evil Eye of Urborg
Looking at the graphic below, if an individual places first place at three events and then second place at a fourth event, they would receive a total of 57 CP
[2] How much does it cost?: Expect to pay around $1822 USD per card
Because damage remains marked on a creature until the damage is removed as the turn ends, nonlethal damage dealt to a Dragon you control may become lethal if Call the Spirit Dragons leaves the battlefield during that turn