This frog is a great self-mill commander since any card that goes into your graveyard gets a croak counter. These counters let you play them from your graveyard, which means any mill card is now a card-positive cantrip
That's not to say that there's no value in used cards, but those expecting a life-changing amount will likely be sorely disappointed
As Tersa Lightshatter enters the battlefield, you can dump 2 cards from your hand and draw 2
Blossoming Bogbeast and Trudge Garden can turn this into incidental board presence
Corviknight only has one attack, but it requires three energy again and is the stronger version of Corviknight's second attack
However, in my opinion if I were to use a Trubbish card I would opt for the middle Trubbish card I reviewed, #64/135, this card doesn't depend on other Pokemon and can do damage with both of its moves