If your third spell has the Cascade keyword, add it to the Stack, finish resolving the previous Stack trigger, resolve the third Cascade, and then resolve the spells in a similar order as shown above

Ikoria: Lair of Behemoths Filter: In Stock Out of Stock Show All Near Mint, English 8 In Stock Near Mint, English 8 In Stock Near Mint, English 1 In Stock Near Mint, English 7 In StockLightly Played, English 1 In Stock Near Mint, English 8 In Stock Near Mint, English 1 In StockLightly Played, English 1 In Stock Near Mint, English 7 In StockLightly Played, English 1 In Stock Near Mint, English 1 In Stock Near Mint, English 6 In Stock Near Mint, English 1 In Stock Near Mint, English 3 In Stock Near Mint, English 4 In Stock Near Mint, English 2 In Stock Near Mint, English 4 In StockLightly Played, English 1 In StockModerately Played, English 1 In Stock Near Mint, English 8 In Stock Near Mint, English 1 In Stock Near Mint, English 1 In Stock Near Mint, English 8 In Stock Near Mint, English 8 In Stock Near Mint, English 7 In Stock Near Mint, English 8 In Stock Near Mint, English 1 In Stock Near Mint, English 8 In Stock Lightly Played, English 1 In Stock

Load in cards and walk away while they are scanned and uploaded to your account
Where Can You Get Old Fat Packs
When you do, return target permanent card from your graveyard to your hand
But if it did need flavor text, I'd submit this to Wizards amid a flash of lightning and a crash of thunder: Ahh Behold, I've crafted a new weapon