At the beginning of the first upkeep in your next game with that player, look at that players hand and choose a card other than a basic land card from it
The current format is significantly slower than the previous format, and ways to slow down the game are coveted for many decks
After that he, makes it harder to be attacked and eventually, basically refunds you the cost that you paid for it
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Not to say he isn't useful on other turns, you can make some really cool plays by crashing him on a opponent's 3000 atk beater and floating to a Gaia monster to deal damage or just ran over your opponent's monster and deal burn damage
The effects of the Spell/Trap Cards also represent this, as the outcome they pick is both right and wrong until the card type of the card sent to the Graveyard to use cards' effect is revealed