Because it feels lacking as a symbol to represent the entirety of One Piece on a trading card, especially if thats all there is
Even lower-end options, like Bleachbone Verge and Shattered Sanctum, are great adds too
Unconditional removal is the most powerful and requires the most care in using (unlike a weaker spell like [casthaven]Dual Shot[/casthaven], where youre often happy to fire it off when you have a target or two), so one exercises caution when pulling the trigger on unconditional removal
While arguments could be made about the spirit of Commander here, the fact remains that except for the absolute emphasis on winning, enjoying the game with friends and/or bringing your A game is the core of the experience, even for most casual players
If another creature died this turn, draw a card