Playing a commander that's just a one or two time mana generating cruise missile probably isn't for everyone, but I can see some merit for hyper aggressive strategies that want to set up fast and hard on turns 3-4 for a really stupid midgame power spike
My favorite Squirrel enhancers in white, however, are 1) Equal Treatment, which not only acts as defense but also can double the damage of an assaulting Squirrel attack, and 2) March of Souls, which neuters more impressive opposing creatures while actually improving your own little dudes by giving them flying
A player from the Pokemon TCG Pocket Reddit channel posted an old strategy that once again pairs Charizard with Moltres but modifies certain Trainer cards to turn it into a meta killer
Although Vivi Ornitier has some strong potential as your primary commander, just having Vivi included in your deck can be a massive boon, with plenty of game-ending combos just waiting to be abused
Next, it's important to prepare and protect them