Marlon is great here, as healing 70 DMG in a 120 HP Pokmon is handy, and with Irida in tow, Jellicent can generate a lot of Energy easily for something like Mega Gyarados EX
A lot of green decks are going to find ways to modify creatures (using the definition of the mechanic modify, of course), but in a pinch you can use Silkguard to modify them anyway
Constructed formats also have a Banned List, which means that in order to meet a formats deck building requirements, youre going to have to make sure you arent playing any of the cards that are on those lists
Could you explain what this card does in normal English (as opposed to Magic -ese)
See for yourselves in here 40 Likes My 'Every base art Vulpix card ever made' Collection
Many card game players often find themselves with too many cards