If unblocked, we can go full Bioshift ham
4 Flusterstorm No One Is Having A Good Time Keeping a counterspell up to protect your game-winning play is vital in plenty of decks, and if that combo involves casting more than a few spells, it might be worth your while to play a few copies of Flusterstorm in your list
The goal here is to let the game proceed as normal, but to navigate the game in such a way as to both not lean into being the clear threat, but also to survive down to the last two
The same could be possible in Modern, where there are currently a lot of three- and four-color decks playing large numbers of Snow basics to support Arcums Astrolabe
Legendary Planeswalker - Chandra Chandra, Dressed to Kill +1: Add
Pro tip, though you must activate mana abilities before paying costs (which includes Convoke)