If two or more cards are tied for highest cost, the target or targets remain unchanged
As I explained in my article "Metamorphosis 2.0," it wasn't until we took core sets away that we realized how much we'd relied on them for certain things: fitting in reprints that were world-specific, making cards to mechanically support themes in Standard or set up things that will eventually be relevant, helping players avoid fatigue as the core set is opt in, and most importantly, helping ramp new players into the game
It felt like the TCGs moody younger sibling, still Gen 1, just with extra shadow
Jokes aside, Body Launderer is a roadblock that can help you dig, and a payoff for that same digging, all rolled up into one card
Note that as new cards are released, these numbers will shift