Theres no exact formula hereits about feeling the tempo and recognizing when its worth it to hold back rather than going all in
Dire Fleet Daredevil Dire Fleet Daredevil is one of my favorite red cards mainly because theres always a story to tell about it
Until you realize they are fifteen cards ahead of you - including permanent resources on the battlefield - and just drew several extra cards, and if you don't kill them on your turn you're basically in for a redux, except they're going to have untapped a ton of additional mana
Quantum Riddler Quantum Riddler sees play all across Magic because its a killer card
Charizard UR Gold (SV2a Pokemon 151, #205) the full-gold UR from 151 trades at $180$260 and is an under-the-radar alternative to the SAR for collectors who prefer the gold aesthetic
Guardwell (When the combat chain closes, if this defended, put -1DEFENSE counters on it equal to its DEFENSE.) How much does Balance of Justice cost