From a competitive standpoint, Whispers in the Well added a ton of competition-ready cards and shook up the meta nicely following Fabled's laying the foundations and bringing in new waves of players.
These could be your Switch Friend Code, a social media account (Twitter, Instagram, Facebook, etc), or any other link youd like to share (a Linktree is also a choice)
The synergy between these cards may go unnoticed by some but can be incredibly powerful for those who use them correctly
1 Restless Cottage Not Your Typical Sleepy Village House Wilds of Eldraines Restless lands cycle presented five new creature lands, the animated versions of which all had on-attack triggers for extra value
Even outside of that use-case, Springheart Nantuko is a fantastic creature that can generate absurd amounts of value regardless of what you may or may not bestow it upon
So unless you really need that fifth land, try to hold out for the 3/3 Shark