Sit and wait for some sort of interaction from an opponent and their creature, bounce the sucker, and drop a 3-power flier on the board on your opponents next turn
Then if its a hybrid, you need to be extremely careful about what elements of the pie you utilize
Spellslinger and Spell-Based Combo Sometimes even if your opponent isnt storming off, theyre trying to cast multiple spells in a single turn
In Eternal formats, your life total matters much less when you can leverage that free mana into tempo or velocity
Cavern isnt a card that youll find spread through many decks, but in tribal decks, its going to be incredibly powerful to shut off opposing counterspells
Weve already seen just how good Spellseeker can be being able to grab counterspells and removal with this at a cheaper mana value would have been far too good