The pregame conversation has essentially become a crutch the Commander community leans on when talking about power level
Now, with Lucarios aid, Marshadow can deal 80 damage by default, boosted to 140 damage if one of your mons is knocked out in the prior turn
A callback to the old interrupt card type from the early days of Magic with a flavorful twist
Rarely has a Trainer card ever captured an NPC's personality like this special illustration rare of Penny from the TCG's Scarlet & Violet set
This makes Shaymin less of a desperate move to drag the game out longer, and more a way to turn the tide and pull things back
A Finisher could also be something as simple as an extra combat spell such as: Grim Reaper's Sprint, Karlach, Fury of Avernus, Relentless Assault, and Seize the Day