Even if a 170 HP Pokemon EX attacks into it, it will be left with 110 HP, which will allow an opposing M Manectric-EX or Yveltal-EX with Muscle Band finish it off with one attack
If you want to build this deck, you should open the following boosters to get the cards: Charizard: Rettan, Arbok Mewtwo: Rettan, Arbok, Golbat, Sleima, Sleimok, Smogon, Smogmog, Koga Pikachu: Rettan, Arbok Light of Triumph: Zubat You can obtain 3 different cards from the deck in the shop: Pokball, Professors Research, and X-Initiative
Over the short term, I'd be surprised to see Humans become a tier deck in Standard
The Legend of Arena currently starts at $ 0.98
Furthermore, "Magician's Rod" can also tribute a spellcaster monster to add itself back to the player's hand from the GY