On turn 5, if you don't have a complete combo (given the opening hand in this example) then you should have just under 20% probability to draw what you need and anything you draw that isn't part of the combo can be used to control the field, save your lifepoints, or tutor for the missing piece
The deck additionally features a number of powerful removal spells and exile effects to keep your opponents' strongest threats at bay, as well as a handful of powerful artifacts and enchantments that buff your army and provide a ton of value through abilities that give your army double strike, lifelink, anthem effects, etc
The copy will resolve before the original spell or ability does
However, after I have the deck's mana curve set, this number is adjusted upwards or downwards depending on the demand
Once Surrak and Goreclaw is on the battlefield, cards like Jumbo Cactuar should help you wreak havoc
Players will focus on maximizing value through repeated creature recursion, draining effects, and strategic removals