The downside to this was that Isamaru was legendary, so you couldn't flood the board with efficient 2/2's for one mana
Take Damage to Gain Advantage: Since a Control deck has limited ability to race with you if you get low on life, you have increased license to trade damage to yourself for advantage
Although simplistic, the background creates a picturesque scene, as if youve just stumbled upon the mythical Pokemon by accident
Similarly, if a red and white spell's effect causes it to deal damage to one thing and then deal more damage with a second instance of the word "deals," Firesong and Sunspeaker's last ability triggers twice, and so on
This is obviously very convenient as it allows you to do 120 on a regular basis with your first hit, which coupled with the 20 from Helmet can get you a KO right there instead of on the next turn with a 2nd Giant Claw