Judges determine whether the ability still happens based on the situation
Domain decks exist in Modern specifically because of these lands
On an 11x11 sheet this leaves room for 6 full sets of lands with one extra slot
At face value, Willbender can aim a removal spell targeting one of your creatures right back at someone else's, which saves one of your creatures and removes an opposing threat
The card is the first great Thopter commander, allowing you to play a unique Commander deck utilizing a creature type that while having a lot of support, never has a solid dedicated commander until this point, which also helps drive Leonardo Da Vinci's price up
While it's a good idea to scoop up as many Power-Up cards as possible, they're extremely costly, so you may want to target some dual lands or mana ramp possibilities to support this archetype