The deck is essentially Mono Black Control with a Spellslinger twist, running a ton of instants and controlling the board with removal spells like Snuff Out, Liliana's Triumph, and Force of Despair, drawing cards with Dark Bargain, Necrologia, and Wretched Confluence, generating a ton of mana with cards like Crypt Ghast, Cabal Coffers, and Nirkana Revenant, and eventually winning the game by stealing opposing creatures with Thrilling Encore or going for the Chain of Smog + Professor Onyx combo
Walking Ballista enters the battlefield with X +1/+1 counters
Summary The release of the Deadpool Secret Lair has enabled a new strategy in Magic: The Gathering
Beyond King Dragun, players will often bring along Solemn Judgement, My Body As a Shield, and other spells or traps to ensure Blue-Eyes' survival
But that's not why it's weird
In the right deck, Donatello can copy all kinds of potent artifact effects or even pair with the fun alternate win condition of Mechanized Production