Mindbug

each player starts with a random deck of 10 cards, with 5 cards in starting hand and has ability to steal two of your opponent’s creatures

strategy

create asymmetrical board state so that opponent doesn’t get value from your card

Only use a mindbug in a true emergency.
Play as aggressive as possible, force the opponent to use their mindbugs and force them to play cards from their hand.
Do all you can to avoid playing a card. If you must play a card, choose the best in the current situation and choose one which you have a solution for if the opponent mindbug it.
Save the best cards for the end.
Try not do any mistakes.