Esper Sentinel basically is guaranteed to be a four-of staple in artifact aggro decks like UW Blackstaff and Tempered Steel (archetypes on the rise thanks to other Jumpstart: Historic Horizons additions like Nettlecyst and Thought Monitor), but its power goes beyond being a one-mana artifact creature
The condition to trigger Guado isnt so hard in the type of decks that will benefit from generating clues
My disc gets scratched, or my save file is lost, or I need to clear hard drive space, or one of hundreds of other games demand my attention
Card Set(s) -ONE PIECE CARD THE BEST- [PRB-01] CARD VIEW PRB01-001 | L | LEADER Sanji Attribute Strike Block Icon 3 Effect [Activate: Main] [Once Per Turn] Up to 1 of your Characters without an [On Play] effect and with a cost of 8 or less gains [Rush] during this turn
702.143b: Exiling a card using its foretell ability is a special action, which doesnt use the stack
Most of your characters have good stats for banishing their rivals in challenges, and if they don't there are easy ways to pump them up, either with a song, or as the side effect of a song