(its something to do with the new method of duelling in the world of Yu-Gi-Oh
Phlebotinum-Proof Robot: Early in the series, when the rules of the Duel Monsters card game were less defined, Machine monsters were immune to Spell Cards (except ones specifically beneficial to Machines, like 7 Completed) and attacks from Spellcaster monsters
If you don't have any other hands free magnification then this is a perfect tool to add to your kit
Despite being a weaker creature, it isnt destroyed during the attack and Pegasus takes no damage
Well, there are cards that change this dynamic, either giving you a huge benefit when you discard your own cards or by punishing people for having few or zero cards in hand
Theres a lot of flexibility in Modern Horizons 2s card designs, and the sets new cards feel genuinely exciting